birthdate: '0000-02-01'
birthplace: Kanagawa, Japan
discography:
- catalog: KICA-7640
  date: '1994-06-03'
  link: album/4474
  reprint: false
  roles:
  - Composer
  - Arranger
  - Commentary (as Seiya "K-mu" Murai)
  titles:
    en: CD DRAMA TOKIMEKI MEMORIAL
    ja: CDドラマ ときめきメモリアル
    ja-latn: CD DRAMA TOKIMEKI MEMORIAL
  type: game
- catalog: KICA-7646
  date: '1994-11-11'
  link: album/4765
  reprint: false
  roles:
  - Composer
  titles:
    en: CD Drama Tokimeki Memorial Part 2 featuring Shiori Fujisaki
    ja: CDドラマ ときめきメモリアル パート2 featuring 藤崎詩織
    ja-latn: CD Drama Tokimeki Memorial Part 2 featuring Shiori Fujisaki
  type: game
- catalog: KICA-7654
  date: '1995-01-03'
  link: album/4766
  reprint: false
  roles:
  - Drama Background Music
  - Composer
  titles:
    en: CD Drama Tokimeki Memorial Part 3 featuring Ayako Katagiri
    ja: CDドラマ ときめきメモリアル パート3 featuring 片桐彩子
    ja-latn: CD Drama Tokimeki Memorial Part 3 featuring Ayako Katagiri
  type: game
- catalog: KICA-7664
  date: '1995-07-21'
  link: album/4776
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL JUL. ~featuring Saki Nijino~
    ja: ステレオドラマ もっと!ときめきメモリアル JUL. 〜featuring 虹野沙希〜
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL JUL. ~featuring Saki Nijino~
  type: drama
- catalog: KICA-7665
  date: '1995-08-23'
  link: album/4777
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL AUG. ~featuring Nozomi Kiyokawa~
    ja: ステレオドラマ もっと!ときめきメモリアル AUG. 〜featuring 清川 望〜
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL AUG. ~featuring Nozomi Kiyokawa~
  type: drama
- catalog: KICA-7666
  date: '1995-09-21'
  link: album/4778
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL SEP. ~featuring Yūko Asahina~
    ja: ステレオドラマ もっと!ときめきメモリアル SEP. 〜featuring 朝日奈夕子〜
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL SEP. ~featuring Yūko Asahina~
  type: drama
- catalog: KICA-7667
  date: '1995-10-25'
  link: album/9191
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL OCT. ~featuring Miharu Tatebayashi~
    ja: ステレオドラマ もっと!ときめきメモリアル OCT. ～featuring 館林見晴～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL OCT. ~featuring Miharu Tatebayashi~
  type: drama
- catalog: KICA-7675~6
  date: '1995-10-25'
  link: album/1976
  reprint: false
  roles:
  - Interviewee
  - Director
  titles:
    en: Tokimeki Memorial ~forever with you~ Original Game Soundtrack
    ja: ときめきメモリアル ～forever with you～ オリジナル・ゲーム・サントラ
    ja-latn: Tokimeki Memorial ~forever with you~ Original Game Soundtrack
  type: game
- catalog: KICA-7668
  date: '1995-11-22'
  link: album/9192
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL NOV. ~featuring Mio Kisaragi~
    ja: ステレオドラマ もっと!ときめきメモリアル NOV. ～featuring 如月未緒～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL NOV. ~featuring Mio Kisaragi~
  type: drama
- catalog: KICA-7681~2
  date: '1995-12-21'
  link: album/1968
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial Vocal Best Collection
    ja: ときめきメモリアル ボーカル・ベスト・コレクション
    ja-latn: Tokimeki Memorial Vocal Best Collection
  type: game
- catalog: KICA-7683
  date: '1995-12-21'
  link: album/4780
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL DEC. ~featuring Yukari Koshiki~
    ja: ステレオドラマ もっと!ときめきメモリアル DEC. ～featuring 古式ゆかり～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL DEC. ~featuring Yukari Koshiki~
  type: drama
- catalog: KICA-7684
  date: '1996-01-24'
  link: album/9251
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL JAN. ~featuring Yuina Himoo~
    ja: ステレオドラマ もっと!ときめきメモリアル JAN. ～featuring 紐緒結奈～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL JAN. ~featuring Yuina Himoo~
  type: drama
- catalog: KICA-7685
  date: '1996-02-21'
  link: album/4773
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL FEB. ~featuring Yoshio Saotome~
    ja: ステレオドラマ もっと!ときめきメモリアル FEB. ～featuring 早乙女好雄～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL FEB. ~featuring Yoshio Saotome~
  type: drama
- catalog: KICA-7686
  date: '1996-03-23'
  link: album/9253
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL MAR. ~featuring Yumi Saotome~
    ja: ステレオドラマ もっと!ときめきメモリアル MAR. ～featuring 早乙女優美～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL MAR. ~featuring Yumi Saotome~
  type: drama
- catalog: KIDA-7606
  date: '1996-03-23'
  link: album/15515
  reprint: false
  roles:
  - Composer
  titles:
    en: Memeshii Yaroudomo no Uta / Yuuji Ueda
    ja: 女々しい野郎どもの詩 / 上田祐司
    ja-latn: Memeshii Yaroudomo no Uta / Yuuji Ueda
  type: game
- catalog: KICA-7687
  date: '1996-04-24'
  link: album/9256
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL APR. ~featuring Rei Ijuuin~
    ja: ステレオドラマ もっと!ときめきメモリアル APR. ～featuring 伊集院レイ～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL APR. ~featuring Rei Ijuuin~
  type: drama
- catalog: KICA-7688
  date: '1996-05-22'
  link: album/4774
  reprint: false
  roles:
  - Composer
  titles:
    en: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL MAY. ~featuring Megumi Mikihara~
    ja: ステレオドラマ もっと!ときめきメモリアル MAY. ～featuring 美樹原愛～
    ja-latn: STEREO DRAMA MOTTO! TOKIMEKI MEMORIAL MAY. ~featuring Megumi Mikihara~
  type: drama
- catalog: KICA-7722~3
  date: '1996-08-21'
  link: album/1969
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial Vocal Best Collection 2
    ja: ときめきメモリアル ボーカル・ベスト・コレクション 2
    ja-latn: Tokimeki Memorial Vocal Best Collection 2
  type: drama
- catalog: KICA-7734~6
  date: '1996-12-21'
  link: album/403
  reprint: false
  roles:
  - Composer
  - Special Thanks
  titles:
    en: Tokimeki Memorial ~forever with you~ Original Game Soundtrack 2
    ja: ときめきメモリアル ～forever with you～ オリジナル・ゲーム・サントラ 2
    ja-latn: Tokimeki Memorial ~forever with you~ Original Game Soundtrack 2
  type: game
- catalog: KV100
  date: '1997'
  link: album/17453
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial Fantastic Christmas
    ja: ときめきメモリアル Fantastic Christmas
    ja-latn: Tokimeki Memorial Fantastic Christmas
  type: anime
- catalog: KICA-7770
  date: '1997-08-06'
  link: album/1301
  reprint: false
  roles:
  - Music
  titles:
    en: MONTHLY TOKIMEKI MEMORIAL No.13
    ja: 月刊ときめきメモリアル No.13
    ja-latn: GEKKAN TOKIMEKI MEMORIAL No.13
  type: drama
- catalog: KICA-7785~6
  date: '1997-08-21'
  link: album/1971
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial Vocal Best Collection 4
    ja: ときめきメモリアル ボーカル・ベスト・コレクション 4
    ja-latn: Tokimeki Memorial Vocal Best Collection 4
  type: game
- catalog: N/A
  date: '1998'
  link: album/144672
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial disc collection karaoke version No.37A Shiori Fujisaki /
      Megumi Mikihara
    ja: Tokimeki Memorial disc collection カラオケバージョン No.37A 藤崎詩織/美樹原愛
    ja-latn: Tokimeki Memorial disc collection karaoke version No.37A Shiori Fujisaki
      / Megumi Mikihara
  type: bonus
- catalog: N/A
  date: '1998'
  link: album/144683
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial disc collection karaoke version No.41A Yuina Himoo / Mira
      Kagami
    ja: Tokimeki Memorial disc collection カラオケバージョン No.41A 紐緒結奈/鏡魅羅
    ja-latn: Tokimeki Memorial disc collection karaoke version No.41A Yuina Himoo
      / Mira Kagami
  type: bonus
- catalog: N/A
  date: '1998'
  link: album/144684
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial disc collection karaoke version No.42A Miharu Tatebayashi
      / Yumi Saotome
    ja: Tokimeki Memorial disc collection カラオケバージョン No.42A 館林美晴/早乙女優美
    ja-latn: Tokimeki Memorial disc collection karaoke version No.42A Miharu Tatebayashi
      / Yumi Saotome
  type: bonus
- catalog: N/A
  date: '1998'
  link: album/144687
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial disc collection karaoke version SP.07A Special Vol.7
    ja: Tokimeki Memorial disc collection カラオケバージョン SP.07A Special Vol.7
    ja-latn: Tokimeki Memorial disc collection karaoke version SP.07A Special Vol.7
  type: bonus
- catalog: KICA-7838
  date: '1998-02-04'
  link: album/16648
  reprint: false
  roles:
  - Composer
  titles:
    en: K-BRAND / Mami Kingetsu
    ja: K-BRAND / 金月真美
    ja-latn: K-BRAND / Mami Kingetsu
  type: drama
- catalog: KICS-7610
  date: '1998-02-25'
  link: album/15388
  reprint: false
  roles:
  - Composer
  titles:
    en: My Best Friend / Mariko Kouda
    ja: マイベストフレンド / 國府田マリ子
    ja-latn: My Best Friend / Mariko Kouda
  type: game
- catalog: LC802~3
  date: '1998-02-28'
  link: album/1964
  reprint: false
  roles:
  - Composer
  titles:
    en: TOKIMEKI MEMORIAL KARAOKE COLLECTION vol.2
    ja: ときめきメモリアル カラオケコレクション vol.2
    ja-latn: TOKIMEKI MEMORIAL KARAOKE COLLECTION vol.2
  type: game
- catalog: LC804~5
  date: '1998-02-28'
  link: album/1965
  reprint: false
  roles:
  - Composer
  titles:
    en: TOKIMEKI MEMORIAL KARAOKE COLLECTION vol.3
    ja: ときめきメモリアル カラオケコレクション vol.3
    ja-latn: TOKIMEKI MEMORIAL KARAOKE COLLECTION vol.3
  type: drama
- catalog: KIDA-7642
  date: '1998-04-03'
  link: album/8608
  reprint: false
  roles:
  - Composer
  titles:
    en: Mitsumete / Sophia (Hiroko Konishi)
    ja: みつめて / ソフィア (小西寛子)
    ja-latn: Mitsumete / Sophia (Hiroko Konishi)
  type: game
- catalog: KICA-7865~6
  date: '1998-04-24'
  link: album/2460
  reprint: false
  roles:
  - Round Table Discussion
  - Sound Director (as Say-ya Muray)
  - Composer (as Say-ya Muray)
  - Arranger (as Say-ya Muray)
  titles:
    en: Mitsumete Knight Original Game Soundtrack
    ja: みつめてナイト オリジナル・ゲーム・サントラ
    ja-latn: Mitsumete Knight Original Game Soundtrack
  type: game
- catalog: KICA-7870
  date: '1998-06-05'
  link: album/2458
  reprint: false
  roles:
  - Composer
  titles:
    en: Mitsumete Knight Vocalize
    ja: みつめてナイト ヴォーカライズ
    ja-latn: Mitsumete Knight Vocalize
  type: game
- catalog: KICA-7871
  date: '1998-06-26'
  link: album/16652
  reprint: false
  roles:
  - Composer
  titles:
    en: Sati's-faction / Sachiko Sugawara
    ja: Sati's-faction / Sachiko Sugawara
    ja-latn: Sati's-faction / Sachiko Sugawara
  type: game
- catalog: KICA-7882
  date: '1998-08-21'
  link: album/8252
  reprint: false
  roles:
  - Assistance
  titles:
    en: Mitsumete Knight Drama CD Vol.2 ~TRUTH~
    ja: ドラマCD みつめてナイト 第2巻 真実～TRUTH～
    ja-latn: Mitsumete Knight Drama CD Vol.2 ~TRUTH~
  type: game
- catalog: KICA-7891
  date: '1998-09-04'
  link: album/16651
  reprint: false
  roles:
  - Composer
  titles:
    en: 'Hero: YUKO ASAHINA'
    ja: 'Hero: YUKO ASAHINA'
    ja-latn: 'Hero: YUKO ASAHINA'
  type: game
- catalog: KICA-7893
  date: '1998-09-04'
  link: album/2459
  reprint: false
  roles:
  - Composer
  titles:
    en: MITSUMETE KNIGHT CONCERTO
    ja: みつめてナイト コンチェルト
    ja-latn: MITSUMETE KNIGHT CONCERTO
  type: game
- catalog: KICA-7883
  date: '1998-09-23'
  link: album/8254
  reprint: false
  roles:
  - Composer
  - Assistance
  titles:
    en: Mitsumete Knight Drama CD Vol.3 ~REVENGE~
    ja: ドラマCD みつめてナイト 第3巻 復讐～REVENGE～
    ja-latn: Mitsumete Knight Drama CD Vol.3 ~REVENGE~
  type: game
- catalog: KICA-7900
  date: '1998-10-09'
  link: album/8700
  reprint: false
  roles:
  - Composer
  titles:
    en: sophia
    ja: ソフィア
    ja-latn: sophia
  type: game
- catalog: KICA-7886
  date: '1998-10-23'
  link: album/8264
  reprint: false
  roles:
  - Music
  titles:
    en: Mitsumete Knight Drama CD Vol.4 ~LIMIT~
    ja: ドラマCD みつめてナイト 第4巻 時限～LIMIT～
    ja-latn: Mitsumete Knight Drama CD Vol.4 ~LIMIT~
  type: game
- catalog: KICA-7919
  date: '1998-11-06'
  link: album/8273
  reprint: false
  roles:
  - Composer
  titles:
    en: My Sweet Days / Miharu Tatebayashi
    ja: My Sweet Days / Miharu Tatebayashi
    ja-latn: My Sweet Days / Miharu Tatebayashi
  type: drama
- catalog: KICA-7941
  date: '1999-01-22'
  link: album/8274
  reprint: false
  roles:
  - Composer
  titles:
    en: OTOME SOUMU / Yukari Koshiki
    ja: 乙女想夢 -OTOME SOUMU-
    ja-latn: OTOME SOUMU / Yukari Koshiki
  type: drama
- catalog: KMCA-13
  date: '1999-07-02'
  link: album/6837
  reprint: false
  roles:
  - Composer
  titles:
    en: 10th ANNIVERSARY KONAMI LABEL VOCAL HISTORY COLLECTION
    ja: 10thアニバーサリー コナミレーベル ボーカルヒストリーコレクション
    ja-latn: 10th ANNIVERSARY KONAMI LABEL VOCAL HISTORY COLLECTION
  type: game
- catalog: KMCA-14
  date: '1999-07-02'
  link: album/1391
  reprint: false
  roles:
  - Composer
  titles:
    en: 10th ANNIVERSARY KONAMI LABEL THEME SONG COLLECTION
    ja: 10thアニバーサリー コナミレーベル テーマソングコレクション
    ja-latn: 10th ANNIVERSARY KONAMI LABEL THEME SONG COLLECTION
  type: game
- catalog: KMCA-49~50
  date: '2000-03-03'
  link: album/6892
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist
  titles:
    en: pop'n music3 V.S. pop'n stage
    ja: ポップンミュージック3 V.S. ポップンステージ
    ja-latn: pop'n music3 V.S. pop'n stage
  type: game
- catalog: KMCA-51
  date: '2000-03-16'
  link: album/2612
  reprint: false
  roles:
  - Instruments
  - Composer
  - Arranger
  titles:
    en: KEYBOARDMANIA Original Soundtracks
    ja: KEYBOARDMANIA Original Soundtracks
    ja-latn: KEYBOARDMANIA Original Soundtracks
  type: game
- catalog: KMCA-53
  date: '2000-04-05'
  link: album/7214
  reprint: false
  roles:
  - Composer
  - Arranger
  - Performer (as SeiyaSeiya)
  titles:
    en: pop'n music Vocal Best
    ja: pop'n music Vocal Best
    ja-latn: pop'n music Vocal Best
  type: game
- catalog: LC904
  date: '2000-04-10'
  link: album/17537
  reprint: false
  roles:
  - Composer
  titles:
    en: Tokimeki Memorial Memorial Album
    ja: ときめきメモリアル MEMORIAL ALBUM
    ja-latn: Tokimeki Memorial Memorial Album
  type: bonus
- catalog: KMCA-62
  date: '2000-06-21'
  link: album/3087
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Artist (as Popper Head
  - Theme from"TOON MANIA"
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 4 arcade originals
    ja: ポップンミュージック4 アーケード オリジナルズ
    ja-latn: pop'n music 4 arcade originals
  type: game
- catalog: KMCA-73
  date: '2000-11-02'
  link: album/9399
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Artist (as Popper Head
  - Theme from"TOON MANIA"
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 4 consumer originals
    ja: ポップンミュージック4 コンシューマ オリジナルズ
    ja-latn: pop'n music 4 consumer originals
  type: game
- catalog: KMCA-74
  date: '2000-12-06'
  link: album/1625
  reprint: false
  roles:
  - Composer
  - Arranger
  titles:
    en: KEYBOARDMANIA 2ndMIX + consumer1 new songs
    ja: KEYBOARDMANIA 2ndMIX + consumer1 new songs
    ja-latn: KEYBOARDMANIA 2ndMIX + consumer1 new songs
  type: game
- catalog: KMCA-83
  date: '2000-12-21'
  link: album/1621
  reprint: false
  roles:
  - Message
  - Remixer
  - Composer
  - Lyricist
  - Arranger
  - Artist (as SEIYASEIYA
  - WORLD SEQUENCEWORLD SEQUENCE)
  titles:
    en: pop'n music 5 arcade originals
    ja: ポップンミュージック5 アーケード オリジナルズ
    ja-latn: pop'n music 5 arcade originals
  type: game
- catalog: AVCD-11857~8
  date: '2001-02-07'
  link: album/2357
  reprint: false
  roles:
  - Writer
  titles:
    en: ParaParaParadise Original Soundtrack
    ja: ParaParaParadise Original Soundtrack
    ja-latn: ParaParaParadise Original Soundtrack
  type: game
- catalog: TYCY-10046
  date: '2001-03-23'
  link: album/2957
  reprint: false
  roles:
  - Music
  - Sound Producer
  - Programmer
  - Lyricist
  - Arranger
  titles:
    en: Sana-mode / Sana
    ja: Sana-mode / Sana
    ja-latn: Sana-mode / Sana
  type: game
- catalog: KMCA-90
  date: '2001-04-25'
  link: album/1615
  reprint: false
  roles:
  - Sound Director
  - Composer
  - Arranger
  - Artist (also as SeiyaSeiya)
  titles:
    en: KEYBOARDMANIA 3rd MIX Original Soundtracks
    ja: KEYBOARDMANIA 3rd MIX Original Soundtracks
    ja-latn: KEYBOARDMANIA 3rd MIX Original Soundtracks
  type: game
- catalog: KMCA-112
  date: '2001-06-27'
  link: album/674
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist (as まろりんズ
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 6 original soundtrack
    ja: ポップンミュージック6 オリジナル サウンドトラック
    ja-latn: pop'n music 6 original soundtrack
  type: game
- catalog: KMCA-114
  date: '2001-07-25'
  link: album/675
  reprint: false
  roles:
  - Composer
  - Sound Producer
  - Arranger
  - Instruments
  - Artist (as SeiyaSeiya)
  titles:
    en: KEYBOARDMANIA full-sized collection
    ja: KEYBOARDMANIA full-sized collection
    ja-latn: KEYBOARDMANIA full-sized collection
  type: game
- catalog: KMCA-132~3
  date: '2001-11-29'
  link: album/7113
  reprint: false
  roles:
  - Artist (as まろりんズ
  - WORLD SEQUENCEWORLD SEQUENCE
  - V.C.OV.C.O)
  titles:
    en: pop'n music★Inst Best
    ja: pop'n music★Inst Best
    ja-latn: pop'n music★Inst Best
  type: game
- catalog: KMCA-148~9
  date: '2002-02-06'
  link: album/7110
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist (as エレハモニカ
  - WORLD SEQUENCEWORLD SEQUENCE
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 7 AC ♥ CS pop'n music 5
    ja: ポップンミュージック7 エーシー ♥ シーエス ポップンミュージック5
    ja-latn: pop'n music 7 AC ♥ CS pop'n music 5
  type: game
- catalog: KMCA-173~4
  date: '2002-08-22'
  link: album/1593
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (as YASHI GANI
  - WORLD SEQUENCEWORLD SEQUENCE
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 8 AC ♥ CS pop'n music 6
    ja: ポップンミュージック8 エーシー ♥ シーエス ポップンミュージック6
    ja-latn: pop'n music 8 AC ♥ CS pop'n music 6
  type: game
- catalog: KOLA-008
  date: '2002-12-18'
  link: album/18957
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist (as SeiyaSeiya)
  titles:
    en: pop'n music Artist Collection - natural bear & Kiyommy+Seiya
    ja: pop'n music Artist Collection ナチュラルベア&Kiyommy+Seiya
    ja-latn: pop'n music Artist Collection - natural bear & Kiyommy+Seiya
  type: game
- catalog: KOLA-020~1
  date: '2003-02-05'
  link: album/7111
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as エレハモニカ
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 9 AC ♥ CS pop'n music 7
    ja: ポップンミュージック9 エーシー ♥ シーエス ポップンミュージック7
    ja-latn: pop'n music 9 AC ♥ CS pop'n music 7
  type: game
- catalog: KOLA-044~5
  date: '2003-10-29'
  link: album/2326
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (also as private states
  - WORLD SEQUENCE plays "mon cheri H.T."
  - エレハモニカ
  - SEIYASEIYA)
  - Liner Notes
  titles:
    en: pop'n music 10 AC ♥ CS pop'n music 8
    ja: ポップンミュージック10 エーシー ♥ シーエス ポップンミュージック8
    ja-latn: pop'n music 10 AC ♥ CS pop'n music 8
  type: game
- catalog: CM1797
  date: '2004-02-19'
  link: album/1445
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist
  titles:
    en: V-RARE SOUNDTRACK 7 - pop'n music 9
    ja: V-RARE SOUNDTRACK 7 - pop'n music 9
    ja-latn: V-RARE SOUNDTRACK 7 - pop'n music 9
  type: bonus
- catalog: KOLA-072~4
  date: '2004-07-22'
  link: album/7109
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as WORLD SEQUENCEWORLD SEQUENCE
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 11 AC ♥ CS pop'n music 9
    ja: ポップンミュージック11 エーシー ♥ シーエス ポップンミュージック9
    ja-latn: pop'n music 11 AC ♥ CS pop'n music 9
  type: game
- catalog: POCE-7329
  date: '2004-11-10'
  link: album/91580
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  titles:
    en: Brownie / Make slow / Sana
    ja: Brownie / Make slow / Sana
    ja-latn: Brownie / Make slow / Sana
  type: game
- catalog: LC1350
  date: '2004-11-18'
  link: album/1447
  reprint: false
  roles:
  - Composer
  - Sound Producer
  - Arranger
  - Artist
  titles:
    en: V-RARE SOUNDTRACK 9 - pop'n music 10
    ja: V-RARE SOUNDTRACK 9 - pop'n music 10
    ja-latn: V-RARE SOUNDTRACK 9 - pop'n music 10
  type: bonus
- catalog: KOLA-094~6
  date: '2005-04-13'
  link: album/3059
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as WORLD SEQUENCEWORLD SEQUENCE
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 12 Iroha AC ♥ CS pop'n music 10
    ja: pop'n music 12 いろは AC ♥ CS pop'n music 10
    ja-latn: pop'n music 12 Iroha AC ♥ CS pop'n music 10
  type: game
- catalog: GFCA-30~1
  date: '2005-10-19'
  link: album/1332
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist (as SeiyaSeiya)
  titles:
    en: beatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACK
  type: game
- catalog: GFCA-38~40
  date: '2006-02-01'
  link: album/7108
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist (as Five Hammer
  - エレハモニカ)
  titles:
    en: pop'n music 13 Carnival AC ♥ CS pop'n music 11
    ja: pop'n music 13 カーニバル AC ♥ CS pop'n music 11
    ja-latn: pop'n music 13 Carnival AC ♥ CS pop'n music 11
  type: game
- catalog: BEMANI-TOPRANKER
  date: 2006-03
  link: album/143320
  reprint: false
  roles:
  - Artist
  titles:
    en: BEMANI Top Ranker Ketteisen 2006 Sound Tracks
    ja: BEMANIトップランカー決定戦 2006 Sound Tracks
    ja-latn: BEMANI Top Ranker Ketteisen 2006 Sound Tracks
  type: bonus
- catalog: LC1460
  date: '2006-03-02'
  link: album/1441
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist (also as V.C.O.V.C.O.)
  titles:
    en: V-RARE SOUNDTRACK 13 - pop'n music 12 IROHA
    ja: V-RARE SOUNDTRACK 13 - pop'n music 12 いろは
    ja-latn: V-RARE SOUNDTRACK 13 - pop'n music 12 IROHA
  type: bonus
- catalog: GFCA-45~6
  date: '2006-04-19'
  link: album/1848
  reprint: false
  roles:
  - Guitar (as Seiyaセイヤ)
  titles:
    en: GuitarFreaksV2 & DrumManiaV2 SoundTracks
    ja: GuitarFreaksV2 & DrumManiaV2 SoundTracks
    ja-latn: GuitarFreaksV2 & DrumManiaV2 SoundTracks
  type: game
- catalog: LC1491~2
  date: '2006-08-11'
  link: album/4212
  reprint: false
  roles:
  - Music
  - Lyricist
  - Arranger
  - Artist (as SEIYA MURAI)
  titles:
    en: beatmania IIDX 13 DistorteD ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 13 DistorteD ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 13 DistorteD ORIGINAL SOUNDTRACK
  type: game
- catalog: LC1499
  date: '2006-09-28'
  link: album/9987
  reprint: false
  roles:
  - Composer
  - Sound Producer
  - Arranger
  - Liner Notes
  - Artist (as private states)
  titles:
    en: V-RARE SOUNDTRACK 15 - pop'n music 13 CARNIVAL
    ja: V-RARE SOUNDTRACK 15 - pop'n music 13 CARNIVAL
    ja-latn: V-RARE SOUNDTRACK 15 - pop'n music 13 CARNIVAL
  type: bonus
- catalog: LC1482
  date: '2006-10-27'
  link: album/7674
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (as WORLD SEQUENCEWORLD SEQUENCE
  - V.C.O.V.C.O.)
  titles:
    en: ee'MALL & ee'MALL 2nd avenue SOUND TRACKS
    ja: イーイー'モール アンド イーイー'モール セカンド アベニュー サウンド トラックス
    ja-latn: ee'MALL & ee'MALL 2nd avenue SOUND TRACKS
  type: game
- catalog: LC1495~7
  date: '2006-10-27'
  link: album/7107
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as FIVE STICKS
  - るるるSYSTEM
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnival
    ja: pop'n music 14 FEVER! AC ♥ CS pop'n music 12 いろは & 13 カーニバル
    ja-latn: pop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnival
  type: game
- catalog: LC1530
  date: '2007-01-26'
  link: album/18476
  reprint: false
  roles:
  - Composer
  - Arranger
  titles:
    en: cosmos
    ja: cosmos
    ja-latn: cosmos
  type: game
- catalog: LC1566
  date: '2007-07-12'
  link: album/9988
  reprint: false
  roles:
  - Composer
  - Sound Producer
  - Arranger
  - Artist (as るるるSYSTEM)
  titles:
    en: V-RARE SOUNDTRACK 16 - pop'n music 14 FEVER!
    ja: V-RARE SOUNDTRACK 16 - pop'n music 14 FEVER!
    ja-latn: V-RARE SOUNDTRACK 16 - pop'n music 14 FEVER!
  type: bonus
- catalog: LC1586~8
  date: '2007-09-28'
  link: album/6393
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as エレハモニカ
  - るるるSYSTEM
  - WORLD SEQUENCEWORLD SEQUENCE
  - world sequenceworld sequence)
  titles:
    en: pop'n music 15 ADVENTURE AC ♥ CS pop'n music 14 FEVER!
    ja: ポップンミュージック15 ADVENTUREサウンドトラック
    ja-latn: pop'n music 15 ADVENTURE AC ♥ CS pop'n music 14 FEVER!
  type: game
- catalog: LC1613~7
  date: '2007-12-14'
  link: album/5665
  reprint: false
  roles:
  - Composer
  - Arranger
  - Lyricist
  titles:
    en: BEMANI BEST for the 10th anniversary
    ja: BEMANI BEST for the 10th anniversary
    ja-latn: BEMANI BEST for the 10th anniversary
  type: game
- catalog: LC1641~2
  date: '2008-04-04'
  link: album/7259
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist
  titles:
    en: beatmania IIDX 15 DJ TROOPERS ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 15 DJ TROOPERS ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 15 DJ TROOPERS ORIGINAL SOUNDTRACK
  type: game
- catalog: LC1698~9
  date: '2008-08-29'
  link: album/9241
  reprint: false
  roles:
  - Composer
  - Arranger
  - Artist (also as private states)
  - Liner Notes
  titles:
    en: pop'n music 16 PARTY♪ Original Soundtrack
    ja: ポップンミュージック 16 PARTY♪ オリジナルサウンドトラック
    ja-latn: pop'n music 16 PARTY♪ Original Soundtrack
  type: game
- catalog: LC1700
  date: '2008-12-24'
  link: album/10624
  reprint: false
  roles:
  - Music
  - Sound Producer
  - Arranger
  - Liner Notes
  - Artist (as Five Hammer)
  titles:
    en: pop'n music request best!
    ja: ポップンミュージック リクエストベスト!
    ja-latn: pop'n music request best!
  type: game
- catalog: LC1728
  date: '2008-12-24'
  link: album/11038
  reprint: false
  roles:
  - Composer (as seiya-muraiseiya-murai)
  - Arranger (as seiya-muraiseiya-murai)
  - Lyricist (as seiya-muraiseiya-murai)
  titles:
    en: plug+program / seiya-murai
    ja: plug+program / 村井聖夜
    ja-latn: plug+program / seiya-murai
  type: game
- catalog: LC1761~2
  date: '2009-04-24'
  link: album/12510
  reprint: false
  roles:
  - Music
  - Lyricist
  - Arranger
  - Artist
  titles:
    en: beatmania IIDX 16 EMPRESS ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 16 EMPRESS ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 16 EMPRESS ORIGINAL SOUNDTRACK
  type: game
- catalog: N/A
  date: '2009-07-21'
  link: album/14656
  reprint: false
  roles:
  - Composer
  titles:
    en: GAME MUSIC The Best in SUMMER '09
    ja: GAME MUSIC The Best in SUMMER '09
    ja-latn: GAME MUSIC The Best in SUMMER '09
  type: bonus
- catalog: LC1773~4
  date: '2009-07-24'
  link: album/13687
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (as Five Hammer
  - world sequenceworld sequence
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 17 THE MOVIE Original Soundtrack
    ja: ポップンミュージック 17 THE MOVIE オリジナルサウンドトラック
    ja-latn: pop'n music 17 THE MOVIE Original Soundtrack
  type: game
- catalog: LC1793
  date: '2009-09-25'
  link: album/15479
  reprint: false
  roles:
  - Music
  - Synthesizer
  - Programmer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: jubeat ripples ORIGINAL SOUNDTRACK
    ja: ユビート リプルス オリジナルサウンドトラック
    ja-latn: jubeat ripples ORIGINAL SOUNDTRACK
  type: game
- catalog: N/A
  date: '2010-02-20'
  link: album/20912
  reprint: false
  roles:
  - Composer (as seiya-muraiseiya-murai)
  - Arranger (as seiya-muraiseiya-murai)
  - Lyricist (as seiya-muraiseiya-murai)
  titles:
    en: Bemani 2010 Super Soundtrack Trial Version
    ja: Bemani 2010 Super Soundtrack Trial Version
    ja-latn: Bemani 2010 Super Soundtrack Trial Version
  type: bonus
- catalog: LC1889~90
  date: '2010-03-24'
  link: album/17284
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: beatmania IIDX 17 SIRIUS ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 17 SIRIUS ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 17 SIRIUS ORIGINAL SOUNDTRACK
  type: game
- catalog: LC1895
  date: '2010-04-21'
  link: album/18063
  reprint: false
  roles:
  - Music
  - Programmer
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: jubeat ripples APPEND SOUNDTRACK
    ja: ユビート リプルズ アペンド サウンドトラック
    ja-latn: jubeat ripples APPEND SOUNDTRACK
  type: game
- catalog: LC1903~5
  date: '2010-07-21'
  link: album/19475
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 18 Sengoku Retsuden AC ❤ CS pop'n music & portable & Utacchi
    ja: pop'n music 18 せんごく列伝 AC ❤ CS ポップンミュージック & portable & うたっち
    ja-latn: pop'n music 18 Sengoku Retsuden AC ❤ CS pop'n music & portable & Utacchi
  type: game
- catalog: LC1926
  date: '2010-09-22'
  link: album/20237
  reprint: false
  roles:
  - Composer
  - Arranger
  - Lyricist
  titles:
    en: jubeat knit ORIGINAL SOUNDTRACK
    ja: ユビート ニット オリジナルサウンドトラック
    ja-latn: jubeat knit ORIGINAL SOUNDTRACK
  type: game
- catalog: GFCA-240~1
  date: '2010-10-27'
  link: album/20918
  reprint: false
  roles:
  - Instruments
  - Composer
  - Programmer
  - Arranger
  titles:
    en: GuitarFreaksXG & DrumManiaXG Original Soundtracks rising edition
    ja: GuitarFreaksXG & DrumManiaXG Original Soundtracks rising edition
    ja-latn: GuitarFreaksXG & DrumManiaXG Original Soundtracks rising edition
  type: game
- catalog: LC1936~8
  date: '2010-10-27'
  link: album/20736
  reprint: false
  roles:
  - Composer
  - Arranger
  - Performer
  - Programmer
  titles:
    en: GuitarFreaksXG & DrumManiaXG Original Soundtracks rising edition [Limited
      Edition]
    ja: GuitarFreaksXG & DrumManiaXG Original Soundtracks rising edition [Limited
      Edition]
    ja-latn: GuitarFreaksXG & DrumManiaXG Original Soundtracks rising edition [Limited
      Edition]
  type: game
- catalog: LC1994~6
  date: '2011-02-23'
  link: album/23378
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: DanceDanceRevolution X2 Original Soundtrack
    ja: DanceDanceRevolution X2 Original Soundtrack
    ja-latn: DanceDanceRevolution X2 Original Soundtrack
  type: game
- catalog: LC2002~3
  date: '2011-02-23'
  link: album/23377
  reprint: false
  roles:
  - Music (as seiya-muraiseiya-murai)
  - Arranger (as seiya-muraiseiya-murai)
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: beatmania IIDX 18 Resort Anthem ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 18 Resort Anthem ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 18 Resort Anthem ORIGINAL SOUNDTRACK
  type: game
- catalog: LC1998
  date: '2011-03-03'
  link: album/24316
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  titles:
    en: KONAMI♪ MUSIC FULL ALBUM
    ja: KONAMI♪MUSICフルALBUM
    ja-latn: KONAMI♪ MUSIC FULL ALBUM
  type: game
- catalog: LC2031
  date: '2011-05-25'
  link: album/25291
  reprint: false
  roles:
  - Instruments
  - Writer
  - Programmer
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai
  - world sequenceworld sequence)
  titles:
    en: GuitarFreaksXG2 & DrumManiaXG2 Original Soundtrack 1st season
    ja: GuitarFreaksXG2 & DrumManiaXG2 Original Soundtrack 1st season
    ja-latn: GuitarFreaksXG2 & DrumManiaXG2 Original Soundtrack 1st season
  type: game
- catalog: LC2069~71
  date: '2011-06-29'
  link: album/25630
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist* (as seiya-muraiseiya-murai
  - WORLD SEQUENCEWORLD SEQUENCE
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 19 TUNE STREET original soundtrack
    ja: pop'n music 19 TUNE STREET original soundtrack
    ja-latn: pop'n music 19 TUNE STREET original soundtrack
  type: game
- catalog: LC2081
  date: '2011-11-23'
  link: album/84523
  reprint: false
  roles:
  - Composer (as seiya-muraiseiya-murai)
  - Arranger (as seiya-muraiseiya-murai)
  - Lyricist (as seiya-muraiseiya-murai)
  titles:
    en: 0/1 ANGEL / ALT produced by seiya-murai
    ja: 0/1 ANGEL / ALT produced by seiya-murai
    ja-latn: 0/1 ANGEL / ALT produced by seiya-murai
  type: game
- catalog: GFCA-313~4
  date: '2012-02-29'
  link: album/30765
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: REFLEC BEAT limelight ORIGINAL SOUNDTRACK
    ja: REFLEC BEAT limelight ORIGINAL SOUNDTRACK
    ja-latn: REFLEC BEAT limelight ORIGINAL SOUNDTRACK
  type: game
- catalog: GFCA-315~6
  date: '2012-02-29'
  link: album/30766
  reprint: false
  roles:
  - Music (as seiya-muraiseiya-murai)
  - Arranger (as seiya-muraiseiya-murai)
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: beatmania IIDX 19 Lincle ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 19 Lincle ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 19 Lincle ORIGINAL SOUNDTRACK
  type: game
- catalog: LC2113~8
  date: '2012-03-07'
  link: album/30770
  reprint: false
  roles:
  - Composer
  - Special Thanks
  - Lyricist
  - Arranger
  titles:
    en: Sana Coffret
    ja: Sana Coffret
    ja-latn: Sana Coffret
  type: game
- catalog: GFCA-298
  date: '2012-03-28'
  link: album/31312
  reprint: false
  roles:
  - Instruments
  - Music
  - Programmer
  - Arranger
  - Liner Notes
  - Artist (as V.C.O.V.C.O.)
  titles:
    en: jubeat copious APPEND SOUNDTRACK
    ja: jubeat copious APPEND SOUNDTRACK
    ja-latn: jubeat copious APPEND SOUNDTRACK
  type: game
- catalog: LC2137~8
  date: '2012-06-27'
  link: album/32668
  reprint: false
  roles:
  - Music
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: DanceDanceRevolution X3 VS 2ndMIX ~X3 SIDE~ Original Soundtrack
    ja: DanceDanceRevolution X3 VS 2ndMIX ~X3 SIDE~ Original Soundtrack
    ja-latn: DanceDanceRevolution X3 VS 2ndMIX ~X3 SIDE~ Original Soundtrack
  type: game
- catalog: LC2139~41
  date: '2012-07-25'
  link: album/33320
  reprint: false
  roles:
  - Composer (also as るるるSYSTEM
  - seiyaseiya)
  - Lyricist
  - Arranger (also as seiyaseiya)
  - Artist (as エレハモニカ
  - るるるSYSTEM
  - seiyaseiya
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music 20 fantasia original soundtrack
    ja: pop'n music 20 fantasia original soundtrack
    ja-latn: pop'n music 20 fantasia original soundtrack
  type: game
- catalog: TGCA-0003
  date: '2012-08-11'
  link: album/38757
  reprint: false
  roles:
  - Composer
  - Vocals (as seiya-muraiseiya-murai)
  - Backing Vocals Director (as seiya-muraiseiya-murai)
  titles:
    en: COSMIC CONVENIENCE / TSUG AND THE PICKLES
    ja: 宇宙コンビニエンス
    ja-latn: Uchuu Convenience
  type: game
- catalog: LC2102~3
  date: '2012-11-21'
  link: album/35992
  reprint: false
  roles:
  - Composer
  - Arranger
  - Programmer
  titles:
    en: GuitarFreaksXG3 & DrumManiaXG3 Original Soundtracks 2nd season
    ja: GuitarFreaksXG3 & DrumManiaXG3 Original Soundtracks 2nd season
    ja-latn: GuitarFreaksXG3 & DrumManiaXG3 Original Soundtracks 2nd season
  type: game
- catalog: LC2150
  date: '2012-11-21'
  link: album/35668
  reprint: false
  roles:
  - Instruments
  - Music
  - Programmer
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: jubeat saucer ORIGINAL SOUNDTRACK -Smith-
    ja: jubeat saucer ORIGINAL SOUNDTRACK -Smith-
    ja-latn: jubeat saucer ORIGINAL SOUNDTRACK -Smith-
  type: game
- catalog: LC2156~7
  date: '2013-02-27'
  link: album/37071
  reprint: false
  roles:
  - Music
  - Lyricist
  - Arranger
  - Liner Notes
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: beatmania IIDX 20 tricoro ORIGINAL SOUNDTRACK Vol.1
    ja: beatmania IIDX 20 tricoro ORIGINAL SOUNDTRACK Vol.1
    ja-latn: beatmania IIDX 20 tricoro ORIGINAL SOUNDTRACK Vol.1
  type: game
- catalog: LC2151
  date: '2013-03-27'
  link: album/37637
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist (as SeiyaSeiya)
  titles:
    en: jubeat saucer ORIGINAL SOUNDTRACK -Kaori & Kotaro-
    ja: jubeat saucer ORIGINAL SOUNDTRACK -Kaori & Kotaro-
    ja-latn: jubeat saucer ORIGINAL SOUNDTRACK -Kaori & Kotaro-
  type: game
- catalog: LC2174~5
  date: '2013-07-17'
  link: album/39333
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: pop'n music Sunny Park original soundtrack vol.1
    ja: pop'n music Sunny Park original soundtrack vol.1
    ja-latn: pop'n music Sunny Park original soundtrack vol.1
  type: game
- catalog: LC2176
  date: '2013-07-17'
  link: album/39332
  reprint: false
  roles:
  - Instruments
  - Programmer
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: PRIVATE BEMANI ACADEMY ORIGINAL SOUNDTRACK
    ja: 私立BEMANI学園 ORIGINAL SOUNDTRACK
    ja-latn: Shiritsu BEMANI Gakuen ORIGINAL SOUNDTRACK
  type: game
- catalog: GFCA-349~51
  date: '2013-10-23'
  link: album/41372
  reprint: false
  roles:
  - Composer
  - Arranger
  - Lyricist
  titles:
    en: REFLEC BEAT colette ORIGINAL SOUNDTRACK VOL.2
    ja: REFLEC BEAT colette ORIGINAL SOUNDTRACK VOL.2
    ja-latn: REFLEC BEAT colette ORIGINAL SOUNDTRACK VOL.2
  type: game
- catalog: LC2179~80
  date: '2013-10-23'
  link: album/41371
  reprint: false
  roles:
  - Music
  - Arranger
  - Artist (as world sequenceworld sequence)
  titles:
    en: DanceDanceRevolution ORIGINAL SOUNDTRACK VOL.1
    ja: DanceDanceRevolution ORIGINAL SOUNDTRACK VOL.1
    ja-latn: DanceDanceRevolution ORIGINAL SOUNDTRACK VOL.1
  type: game
- catalog: LC2166
  date: '2013-11-27'
  link: album/42527
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: GITADORA Original Soundtracks 2nd season
    ja: GITADORA Original Soundtracks 2nd season
    ja-latn: GITADORA Original Soundtracks 2nd season
  type: game
- catalog: LC2193
  date: '2013-11-27'
  link: album/53032
  reprint: false
  roles:
  - Instruments
  - Music
  - Programmer
  - Arranger
  - Artist (as world sequenceworld sequence)
  titles:
    en: jubeat saucer ORIGINAL SOUNDTRACK -Cathy & Marron-
    ja: jubeat saucer ORIGINAL SOUNDTRACK -Cathy & Marron-
    ja-latn: jubeat saucer ORIGINAL SOUNDTRACK -Cathy & Marron-
  type: game
- catalog: LC2201~2
  date: '2014-03-05'
  link: album/45804
  reprint: false
  roles:
  - Composer
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: pop'n music Sunny Park original soundtrack vol.2
    ja: pop'n music Sunny Park original soundtrack vol.2
    ja-latn: pop'n music Sunny Park original soundtrack vol.2
  type: game
- catalog: GFCA-377~80
  date: '2014-10-08'
  link: album/47112
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai
  - world sequenceworld sequence)
  titles:
    en: REFLEC BEAT groovin'!! + colette ORIGINAL SOUNDTRACK
    ja: REFLEC BEAT groovin'!! + colette ORIGINAL SOUNDTRACK
    ja-latn: REFLEC BEAT groovin'!! + colette ORIGINAL SOUNDTRACK
  type: game
- catalog: COCX-38907~10
  date: '2014-12-17'
  link: album/53727
  reprint: false
  roles:
  - Composer
  - Arranger
  titles:
    en: Monster Retsuden Oreca Battle Orekangeki Music 2
    ja: モンスター烈伝 オレカバトル オレカンゲキミュージック2
    ja-latn: Monster Retsuden Oreca Battle Orekangeki Music 2
  type: game
- catalog: LC2231~2
  date: '2014-12-24'
  link: album/48926
  reprint: false
  roles:
  - Composer
  - Arranger
  - Lyricist
  titles:
    en: pop'n music Lapistoria Original Soundtrack Vol.1
    ja: pop'n music ラピストリア Original Soundtrack Vol.1
    ja-latn: pop'n music Lapistoria Original Soundtrack Vol.1
  type: game
- catalog: LC2195
  date: '2015-01-28'
  link: album/60638
  reprint: false
  roles:
  - Music
  - Lyricist
  - Arranger
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: jubeat saucer ORIGINAL SOUNDTRACK -7 Bros.-
    ja: jubeat saucer ORIGINAL SOUNDTRACK -7 Bros.-
    ja-latn: jubeat saucer ORIGINAL SOUNDTRACK -7 Bros.-
  type: game
- catalog: LC2256~8
  date: '2015-07-01'
  link: album/54185
  reprint: false
  roles:
  - Artist (as SeiyaSeiya)
  titles:
    en: REFLEC BEAT groovin'!! Upper ORIGINAL SOUNDTRACK
    ja: REFLEC BEAT groovin'!! Upper ORIGINAL SOUNDTRACK
    ja-latn: REFLEC BEAT groovin'!! Upper ORIGINAL SOUNDTRACK
  type: game
- catalog: LC2268
  date: '2015-10-21'
  link: album/55026
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: BEMANI SUMMER DIARY 2015 Original Soundtrack
    ja: BEMANI SUMMER DIARY 2015 Original Soundtrack
    ja-latn: BEMANI SUMMER DIARY 2015 Original Soundtrack
  type: game
- catalog: COCX-39348~9
  date: '2015-12-16'
  link: album/55377
  reprint: false
  roles:
  - Composer
  - Arranger
  - Lyricist
  titles:
    en: Otoca D'or Otoca Music Collection
    ja: オトカドール オトカミュージックコレクション
    ja-latn: Otoca D'or Otoca Music Collection
  type: game
- catalog: LC2309
  date: '2017-01-11'
  link: album/65670
  reprint: false
  roles:
  - Artist (as world sequenceworld sequence)
  titles:
    en: jubeat Qubell ORIGINAL SOUNDTRACK
    ja: jubeat Qubell ORIGINAL SOUNDTRACK
    ja-latn: jubeat Qubell ORIGINAL SOUNDTRACK
  type: game
- catalog: LC2315~6
  date: '2017-03-01'
  link: album/65469
  reprint: false
  roles:
  - Music
  - Arranger
  titles:
    en: beatmania IIDX 24 SINOBUZ ORIGINAL SOUNDTRACK
    ja: beatmania IIDX 24 SINOBUZ ORIGINAL SOUNDTRACK
    ja-latn: beatmania IIDX 24 SINOBUZ ORIGINAL SOUNDTRACK
  type: game
- catalog: LC2319~22
  date: '2017-04-12'
  link: album/69070
  reprint: false
  roles:
  - Artist (as world sequenceworld sequence)
  titles:
    en: REFLEC BEAT THE REFLESIA OF ETERNITY + REFLEC BEAT VOLZZA ORIGINAL SOUNDTRACK
    ja: REFLEC BEAT 悠久のリフレシア＋VOLZZA ORIGINAL SOUNDTRACK
    ja-latn: REFLEC BEAT THE REFLESIA OF ETERNITY + REFLEC BEAT VOLZZA ORIGINAL SOUNDTRACK
  type: game
- catalog: COCX-39907~8
  date: '2017-04-19'
  link: album/65520
  reprint: false
  roles:
  - Composer
  - Arranger
  - Lyricist
  titles:
    en: Otoca D'or OTOCA MUSIC COLLECTION 2
    ja: オトカドール オトカミュージックコレクション 2
    ja-latn: Otoca D'or OTOCA MUSIC COLLECTION 2
  type: game
- catalog: PAN-1708
  date: '2017-08-10'
  link: album/76749
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: NOSTALGIA SPECIAL SOUND TRACK
    ja: ノスタルジア スペシャルサウンドトラック
    ja-latn: NOSTALGIA SPECIAL SOUND TRACK
  type: bonus
- catalog: GFCA-452~5
  date: '2018-10-10'
  link: album/81112
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai
  - world sequenceworld sequence)
  titles:
    en: pop'n music Usagi to Neko to Shounen no Yume Original Soundtrack
    ja: pop'n music うさぎと猫と少年の夢 Original Soundtrack
    ja-latn: pop'n music Usagi to Neko to Shounen no Yume Original Soundtrack
  type: game
- catalog: LC2358~65+KD386
  date: '2018-10-10'
  link: album/79224
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai
  - world sequenceworld sequence
  - V.C.O.V.C.O.)
  titles:
    en: pop'n music Usagi to Neko to Shounen no Yume Original Soundtrack 20th Anniversary
      Edition
    ja: pop'n music うさぎと猫と少年の夢 Original Soundtrack 20th Anniversary Edition
    ja-latn: pop'n music Usagi to Neko to Shounen no Yume Original Soundtrack 20th
      Anniversary Edition
  type: game
- catalog: GFCA-456
  date: '2018-12-12'
  link: album/80813
  reprint: false
  roles:
  - Composer
  titles:
    en: Smiling Passion / Tokimeki Idol project
    ja: Smiling Passion / ときめきアイドル project
    ja-latn: Smiling Passion / Tokimeki Idol project
  type: game
- catalog: GFCA-459~60
  date: '2019-09-04'
  link: album/87955
  reprint: false
  roles:
  - Composer
  - Arranger
  - Performer
  - Programmer
  titles:
    en: Tokimeki Idol Song Collection 02 / Tokimeki Idol project
    ja: ときめきアイドル Song Collection 02 / ときめきアイドル project
    ja-latn: Tokimeki Idol Song Collection 02 / Tokimeki Idol project
  type: game
- catalog: PCEM-001
  date: '2020-03-19'
  link: album/97316
  reprint: false
  roles:
  - Composer
  - Arranger
  titles:
    en: PC Engine mini Arranged Sound Tracks
    ja: PC Engine mini Arranged Sound Tracks
    ja-latn: PC Engine mini Arranged Sound Tracks
  type: bonus
- catalog: TGCA-0010
  date: '2020-05-05'
  link: album/108975
  reprint: false
  roles:
  - Artist (as mu-station)
  titles:
    en: Casiotunes!
    ja: Casiotunes!
    ja-latn: Casiotunes!
  type: works
- catalog: LC2442~6
  date: '2020-08-19'
  link: album/106156
  reprint: false
  roles:
  - Artist (also as seiya-muraiseiya-murai
  - SeiyaSeiya
  - WORLD SEQUENCEWORLD SEQUENCE)
  titles:
    en: NOSTALGIA Music Collection ~Op.1 & Op.2~
    ja: ノスタルジア Music Collection 〜Op.1 & Op.2〜
    ja-latn: NOSTALGIA Music Collection ~Op.1 & Op.2~
  type: game
- catalog: LC2510~3
  date: '2021-12-15'
  link: album/115096
  reprint: false
  roles:
  - Music*
  - Arranger
  - Artist* (as SeiyaSeiya
  - WORLD SEQUENCEWORLD SEQUENCE)
  titles:
    en: pop'n music peace Original Soundtrack
    ja: pop'n music peace Original Soundtrack
    ja-latn: pop'n music peace Original Soundtrack
  type: game
- catalog: LC2555~8
  date: '2023-03-01'
  link: album/125518
  reprint: false
  roles:
  - Artist (as seiya-muraiseiya-murai
  - world sequenceworld sequence)
  titles:
    en: NOSTALGIA Music Collection ~Op.3~
    ja: ノスタルジア Music Collection ～Op.3～
    ja-latn: NOSTALGIA Music Collection ~Op.3~
  type: game
- catalog: LC2580~3
  date: '2024-01-17'
  link: album/133531
  reprint: false
  roles:
  - Music (also as seiya-muraiseiya-murai)
  - Instruments (as seiya-muraiseiya-murai)
  - Programmer (as seiya-muraiseiya-murai)
  - Arranger (as seiya-muraiseiya-murai)
  - Artist (as seiya-muraiseiya-murai)
  titles:
    en: pop'n music Kaimei Riddles Original Soundtrack
    ja: pop'n music 解明リドルズ Original Soundtrack
    ja-latn: pop'n music Kaimei Riddles Original Soundtrack
  type: game
featured_on:
- catalog: N/A
  date: '2000-12-30'
  link: album/18587
  reprint: false
  roles:
  - Composer
  titles:
    en: color me pop'n
    ja: color me pop'n
    ja-latn: color me pop'n
  type: doujin
- catalog: N/A
  date: '2001-04-30'
  link: album/18654
  reprint: false
  roles:
  - Composer
  titles:
    en: color me pop'n - ex
    ja: color me pop'n - ex
    ja-latn: color me pop'n - ex
  type: doujin
- catalog: CPCD-0007
  date: '2008-08-16'
  link: album/12483
  reprint: false
  roles:
  - Composer
  titles:
    en: session
    ja: session
    ja-latn: session
  type: doujin
- catalog: N/A
  date: '2009-12-30'
  link: album/17583
  reprint: false
  roles:
  - Composer
  titles:
    en: FMP Music Disk 9 ~15th Anniversary Edition~
    ja: FMP Music Disk 9 ~15th Anniversary Edition~
    ja-latn: FMP Music Disk 9 ~15th Anniversary Edition~
  type: doujin
- catalog: FPCR-013
  date: '2010-05-05'
  link: album/18886
  reprint: false
  roles:
  - Composer
  titles:
    en: FMPSG013 -Blue Horizon-
    ja: FMPSG013 -Blue Horizon-
    ja-latn: FMPSG013 -Blue Horizon-
  type: doujin
- catalog: YCCS-10065
  date: '2019-02-27'
  link: album/85674
  reprint: false
  roles:
  - Music
  titles:
    en: 'BEMANI PIANO COLLECTION: NOSTALGIA'
    ja: BEMANI PIANO COLLECTION ノスタルジア
    ja-latn: 'BEMANI PIANO COLLECTION: NOSTALGIA'
  type: game
- catalog: PCCA-04972
  date: '2020-10-07'
  link: album/102124
  reprint: false
  roles:
  - Composer
  titles:
    en: Force of The 4th
    ja: Force of The 4th
    ja-latn: Force of The 4th
  type: game
- catalog: S2TB-0030~4
  date: '2025-10-12'
  link: album/153516
  reprint: false
  roles:
  - Artist (as エレハモニカ
  - WORLD SEQUENCEWORLD SEQUENCE)
  titles:
    en: kors k 25th Anniversary ULTIMATE BEST
    ja: kors k 25th Anniversary ULTIMATE BEST
    ja-latn: kors k 25th Anniversary ULTIMATE BEST
  type: doujin
info:
  Birthdate: Feb 1
  Birthplace: Kanagawa, Japan
  Bloodtype: A
  Credited works:
  - 142 albums in database
  - 36 products in database
  Credits:
  - 110 composer
  - 103 artist
  - 83 arranger
  - 40 lyricist
  - 31 music
  - 13 liner notes
  - 13 programmer
  - 9 instruments
  - 6 sound director
  - 6 sound producer
  - 5 sound effects
  - 5 special thanks
  - 3 sound
  - 3 performer
  - 2 sound editor
  - 2 writer
  - 2 assistance
  - 1 remixer
  - 1 drama background music
  - 1 music production
  - 1 sound production
  - 1 sound effects data
  - 1 bgm arranger
  - 1 sound designer
  - 1 commentary
  - 1 interviewee
  - 1 message
  - 1 backing vocals director
  - 1 vocals
  - 1 synthesizer
  - 1 guitar
  - 1 director
  - 1 round table discussion
  - 1 environmental sound
  Former Organizations:
  - link: org/72
    names:
      en: Konami Co., Ltd.
      ja: コナミ株式会社
  Former Units:
  - link: artist/48762
    names:
      en: BEMANI Sound Team
      ja: BEMANI Sound Team
  Organizations: &id001
  - link: org/366
    names:
      en: Konami Digital Entertainment Co., Ltd.
      ja: 株式会社コナミデジタルエンタテインメント
  Units: &id002
  - link: artist/16879
    names:
      en: Itabashi Gang
      ja: 板橋ギャング
  - link: artist/161
    names:
      en: Konami Kukeiha Club
      ja: コナミ矩形波倶楽部
  - link: artist/67362
    names:
      en: natural bear
      ja: natural bear
  - link: artist/3272
    names:
      en: T&S seq. factory
      ja: T&S seq. factory
  Variations:
  - names:
      en: Kiyoshi Murai
link: artist/1562
meta:
  added_date: 2007-11-17T17:30
  edited_date: 2025-07-17T05:37
  fetched_date: 2026-01-04T04:49
  ttl: 86400
  visitors: 10102
name: Seiya Murai
name_real: 村井 聖夜
name_trans: むらい せいや
notes: No notes available for this artist.
organizations: *id001
picture_full: https://media.vgm.io/artists/26/1562/1562-1263052903.jpg
picture_small: https://thumb-media.vgm.io/artists/26/1562/1562-1263052903.jpg
sex: male
twitter_names:
- mu_station
type: Individual
units: *id002
vgmdb_link: https://vgmdb.net/artist/1562?perpage=99999
websites:
  Official: []
  Personal: []
  Reference: []
