Riyu Kosaka

Birthday
Jan 17, 1985
Birthplace
Yokohama, Kanagawa Prefecture, Japan
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Discography

true... / Riyu Kosaka小坂りゆ - true...true... / Riyu Kosaka
true... / Riyu Kosaka小坂りゆ - true...true... / Riyu Kosaka
DDRMAX ORIGINAL SOUNDTRACKDDRMAX　オリジナル・サウンドトラックDDRMAX ORIGINAL SOUNDTRACK
DDRMAX ORIGINAL SOUNDTRACKDDRMAX　オリジナル・サウンドトラックDDRMAX ORIGINAL SOUNDTRACK
V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-
V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-
DDRMAX2 ORIGINAL SOUNDTRACKDDRMAX2　オリジナル・サウンドトラックDDRMAX2 ORIGINAL SOUNDTRACK
DDRMAX2 ORIGINAL SOUNDTRACKDDRMAX2　オリジナル・サウンドトラックDDRMAX2 ORIGINAL SOUNDTRACK
GUITARFREAKS 8thMIX & drummania 7thMIX Soundtracksギターフリークス エイスミックス アンド ドラムマニア セブンスミックス　サウンドトラックスGUITARFREAKS 8thMIX & drummania 7thMIX Soundtracks
GUITARFREAKS 8thMIX & drummania 7thMIX Soundtracksギターフリークス エイスミックス アンド ドラムマニア セブンスミックス　サウンドトラックスGUITARFREAKS 8thMIX & drummania 7thMIX Soundtracks
pop'n music 9 AC ♥ CS pop'n music 7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7pop'n music 9 AC ♥ CS pop'n music 7
pop'n music 9 AC ♥ CS pop'n music 7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7pop'n music 9 AC ♥ CS pop'n music 7
GUITARFREAKS & drummania BEST TRACKSギターフリークス&ドラムマニア　ベスト・トラックスGUITARFREAKS & drummania BEST TRACKS
GUITARFREAKS & drummania BEST TRACKSギターフリークス&ドラムマニア　ベスト・トラックスGUITARFREAKS & drummania BEST TRACKS
DanceDanceRevolutionEXTREME ORIGINAL SOUNDTRACKダンス・ダンス・レボリューションEXTREME　オリジナル・サウンドトラックDanceDanceRevolutionEXTREME ORIGINAL SOUNDTRACK
DanceDanceRevolutionEXTREME ORIGINAL SOUNDTRACKダンス・ダンス・レボリューションEXTREME　オリジナル・サウンドトラックDanceDanceRevolutionEXTREME ORIGINAL SOUNDTRACK
V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-
V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-
GUITARFREAKS 9thMIX & drummania 8thMIX SOUNDTRACKSギターフリークス ナインスミックス アンド ドラムマニア エイスミックス　サウンドトラックスGUITARFREAKS 9thMIX & drummania 8thMIX SOUNDTRACKS
GUITARFREAKS 9thMIX & drummania 8thMIX SOUNDTRACKSギターフリークス ナインスミックス アンド ドラムマニア エイスミックス　サウンドトラックスGUITARFREAKS 9thMIX & drummania 8thMIX SOUNDTRACKS
beatmania IIDX 9th style Original Soundtrackbeatmania IIDX 9th style Original Soundtrackbeatmania IIDX 9th style Original Soundtrack
beatmania IIDX 9th style Original Soundtrackbeatmania IIDX 9th style Original Soundtrackbeatmania IIDX 9th style Original Soundtrack
Dance Dance Revolution EXTREME Premium CDDance Dance Revolution EXTREME Premium CDDance Dance Revolution EXTREME Premium CD
Dance Dance Revolution EXTREME Premium CDDance Dance Revolution EXTREME Premium CDDance Dance Revolution EXTREME Premium CD
BeForUビー・フォー・ユーBeForU
BeForUビー・フォー・ユーBeForU
GUITARFREAKS 10thMIX & drummania 9thMIX Soundtracksギターフリークス テンスミックス アンド ドラムマニア ナインスミックス　サウンドトラックスGUITARFREAKS 10thMIX & drummania 9thMIX Soundtracks
GUITARFREAKS 10thMIX & drummania 9thMIX Soundtracksギターフリークス テンスミックス アンド ドラムマニア ナインスミックス　サウンドトラックスGUITARFREAKS 10thMIX & drummania 9thMIX Soundtracks
DanceDanceRevolution PartyCollection ORIGINAL SOUNDTRACKダンスダンスレボリューション パーティーコレクション　オリジナル・サウンドトラックDanceDanceRevolution PartyCollection ORIGINAL SOUNDTRACK
DanceDanceRevolution PartyCollection ORIGINAL SOUNDTRACKダンスダンスレボリューション パーティーコレクション　オリジナル・サウンドトラックDanceDanceRevolution PartyCollection ORIGINAL SOUNDTRACK
beatmania IIDX 10th style ORIGINAL SOUNDTRACKbeatmania IIDX 10th style ORIGINAL SOUNDTRACKbeatmania IIDX 10th style ORIGINAL SOUNDTRACK
beatmania IIDX 10th style ORIGINAL SOUNDTRACKbeatmania IIDX 10th style ORIGINAL SOUNDTRACKbeatmania IIDX 10th style ORIGINAL SOUNDTRACK
begin / Riyu Kosakabegin / 小坂りゆbegin / Riyu Kosaka
begin / Riyu Kosakabegin / 小坂りゆbegin / Riyu Kosaka
GUITARFREAKS 11thMIX & drummania 10thMIX SOUNDTRACKSギターフリークス イレヴンスミックス アンド ドラムマニア テンスミックス　サウンドトラックスGUITARFREAKS 11thMIX & drummania 10thMIX SOUNDTRACKS
GUITARFREAKS 11thMIX & drummania 10thMIX SOUNDTRACKSギターフリークス イレヴンスミックス アンド ドラムマニア テンスミックス　サウンドトラックスGUITARFREAKS 11thMIX & drummania 10thMIX SOUNDTRACKS
KI·SE·KI / Be For UKI·SE·KI / Be For UKI·SE·KI / Be For U
KI·SE·KI / Be For UKI·SE·KI / Be For UKI·SE·KI / Be For U
beatmania IIDX 11 IIDX RED Original Soundtrackbeatmania IIDX 11 IIDX RED Original Soundtrackbeatmania IIDX 11 IIDX RED Original Soundtrack
beatmania IIDX 11 IIDX RED Original Soundtrackbeatmania IIDX 11 IIDX RED Original Soundtrackbeatmania IIDX 11 IIDX RED Original Soundtrack
pop'n music 12 Iroha AC ♥ CS pop'n music 10pop'n music 12 いろは AC ♥ CS pop'n music 10pop'n music 12 Iroha AC ♥ CS pop'n music 10
pop'n music 12 Iroha AC ♥ CS pop'n music 10pop'n music 12 いろは AC ♥ CS pop'n music 10pop'n music 12 Iroha AC ♥ CS pop'n music 10
GuitarFreaksV & DrumManiaV Soundtracksギターフリークス・ブイ アンド ドラムマニア・ブイ　サウンドトラックスGuitarFreaksV & DrumManiaV Soundtracks
GuitarFreaksV & DrumManiaV Soundtracksギターフリークス・ブイ アンド ドラムマニア・ブイ　サウンドトラックスGuitarFreaksV & DrumManiaV Soundtracks
beatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACKbeatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACKbeatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACK
beatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACKbeatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACKbeatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACK
BeForU IIBeForU IIBeForU II
BeForU IIBeForU IIBeForU II
DDR FESTIVAL & Dance Dance Revolution STRIKE ORIGINAL SOUNDTRACKダンス・ダンス・レボリューション フェスティバル&ストライク　オリジナル・サウンドトラックDance Dance Revolution FESTIVAL & STRIKE ORIGINAL SOUNDTRACK
DDR FESTIVAL & Dance Dance Revolution STRIKE ORIGINAL SOUNDTRACKダンス・ダンス・レボリューション フェスティバル&ストライク　オリジナル・サウンドトラックDance Dance Revolution FESTIVAL & STRIKE ORIGINAL SOUNDTRACK
GuitarFreaksV2 & DrumManiaV2 SoundTracksGuitarFreaksV2 & DrumManiaV2 SoundTracksGuitarFreaksV2 & DrumManiaV2 SoundTracks
GuitarFreaksV2 & DrumManiaV2 SoundTracksGuitarFreaksV2 & DrumManiaV2 SoundTracksGuitarFreaksV2 & DrumManiaV2 SoundTracks
WE♥WE [WE LOVE Winning Eleven]ウイ ラブ ウイ [ウイ ラブ ウイニングイレブン]WE♥WE [WE LOVE Winning Eleven]
WE♥WE [WE LOVE Winning Eleven]ウイ ラブ ウイ [ウイ ラブ ウイニングイレブン]WE♥WE [WE LOVE Winning Eleven]
Sky Girls ~Opening Theme "Baby's Tears/Riyu Kosaka" & Original Soundtrack~スカイガールズ~オープニングテーマ「Baby's Tears/小坂りゆ」&オリジナルサウンドトラック~Sky Girls ~Opening Theme "Baby's Tears/Riyu Kosaka" & Original Soundtrack~
Sky Girls ~Opening Theme "Baby's Tears/Riyu Kosaka" & Original Soundtrack~スカイガールズ~オープニングテーマ「Baby's Tears/小坂りゆ」&オリジナルサウンドトラック~Sky Girls ~Opening Theme "Baby's Tears/Riyu Kosaka" & Original Soundtrack~
Dance Dance Revolution SuperNOVA Limited Edition Music SamplerDance Dance Revolution SuperNOVA Limited Edition Music SamplerDance Dance Revolution SuperNOVA Limited Edition Music Sampler
Dance Dance Revolution SuperNOVA Limited Edition Music SamplerDance Dance Revolution SuperNOVA Limited Edition Music SamplerDance Dance Revolution SuperNOVA Limited Edition Music Sampler
pop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnivalpop'n music 14 FEVER! AC ♥ CS pop'n music 12 いろは & 13 カーニバルpop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnival
pop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnivalpop'n music 14 FEVER! AC ♥ CS pop'n music 12 いろは & 13 カーニバルpop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnival
Red Rocket Rising / BeForURed Rocket Rising / BeForURed Rocket Rising / BeForU
Red Rocket Rising / BeForURed Rocket Rising / BeForURed Rocket Rising / BeForU
Get set GO!! ~BeForU astronauts set~ / BeForUGet set GO!! ~BeForU astronauts set~ / BeForUGet set GO!! ~BeForU astronauts set~ / BeForU
Get set GO!! ~BeForU astronauts set~ / BeForUGet set GO!! ~BeForU astronauts set~ / BeForUGet set GO!! ~BeForU astronauts set~ / BeForU
Strike Party!!! / BeForU [CD+DVD]Strike Party!!! / BeForU [CD+DVD]Strike Party!!! / BeForU [CD+DVD]
Strike Party!!! / BeForU [CD+DVD]Strike Party!!! / BeForU [CD+DVD]Strike Party!!! / BeForU [CD+DVD]
Strike Party!!! / BeForUStrike Party!!! / BeForUStrike Party!!! / BeForU
Strike Party!!! / BeForUStrike Party!!! / BeForUStrike Party!!! / BeForU
Dance Dance Revolution SuperNOVA Original SoundtrackDance Dance Revolution SuperNOVA Original SoundtrackDance Dance Revolution SuperNOVA Original Soundtrack
Dance Dance Revolution SuperNOVA Original SoundtrackDance Dance Revolution SuperNOVA Original SoundtrackDance Dance Revolution SuperNOVA Original Soundtrack
6NOTES / BeForU6NOTES / BeForU6NOTES / BeForU
6NOTES / BeForU6NOTES / BeForU6NOTES / BeForU
GUITARFREAKS V3 & DRUMMANIA V3 SOUNDTRACKSギターフリークス ブイスリー アンド ドラムマニア ブイスリー　サウンドトラックスGUITARFREAKS V3 & DRUMMANIA V3 SOUNDTRACKS
GUITARFREAKS V3 & DRUMMANIA V3 SOUNDTRACKSギターフリークス ブイスリー アンド ドラムマニア ブイスリー　サウンドトラックスGUITARFREAKS V3 & DRUMMANIA V3 SOUNDTRACKS
BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]
BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]
BeForU III ~Breaking Into The Probability Changes~BeForU III ~Breaking Into The Probability Changes~BeForU III ~Breaking Into The Probability Changes~
BeForU III ~Breaking Into The Probability Changes~BeForU III ~Breaking Into The Probability Changes~BeForU III ~Breaking Into The Probability Changes~
Guilty Flower ~Guilty Sky~ / Riyu Kosaka [with DVD]断罪の花～Guilty Sky～ / 小坂りゆDanzai no Hana ~Guilty Sky~ / Riyu Kosaka
Guilty Flower ~Guilty Sky~ / Riyu Kosaka [with DVD]断罪の花～Guilty Sky～ / 小坂りゆDanzai no Hana ~Guilty Sky~ / Riyu Kosaka
Guilty Flower ~Guilty Sky~ / Riyu Kosaka断罪の花～Guilty Sky～ / 小坂りゆDanzai no Hana ~Guilty Sky~ / Riyu Kosaka
Guilty Flower ~Guilty Sky~ / Riyu Kosaka断罪の花～Guilty Sky～ / 小坂りゆDanzai no Hana ~Guilty Sky~ / Riyu Kosaka
beatmania IIDX 14 GOLD ORIGINAL SOUNDTRACKbeatmaniaIIDX 14 GOLDオリジナルサウンドトラックbeatmania IIDX 14 GOLD ORIGINAL SOUNDTRACK
beatmania IIDX 14 GOLD ORIGINAL SOUNDTRACKbeatmaniaIIDX 14 GOLDオリジナルサウンドトラックbeatmania IIDX 14 GOLD ORIGINAL SOUNDTRACK
Dance Dance Revolution SuperNOVADance Dance Revolution SuperNOVADance Dance Revolution SuperNOVA
Dance Dance Revolution SuperNOVADance Dance Revolution SuperNOVADance Dance Revolution SuperNOVA
CLAYMORE TV Animation O. S. T.CLAYMORE TV Animation O. S. T.CLAYMORE TV Animation O. S. T.
CLAYMORE TV Animation O. S. T.CLAYMORE TV Animation O. S. T.CLAYMORE TV Animation O. S. T.
MASKED RIDER THE NEXT ORIGINAL SOUNDTRACK仮面ライダー THE NEXT オリジナルサウンドトラックKamen Rider THE NEXT Original Soundtrack
MASKED RIDER THE NEXT ORIGINAL SOUNDTRACK仮面ライダー THE NEXT オリジナルサウンドトラックKamen Rider THE NEXT Original Soundtrack
Dance Dance Revolution HOTTEST PARTY Original SoundtrackDance Dance Revolution HOTTEST PARTY Original SoundtrackDance Dance Revolution HOTTEST PARTY Original Soundtrack
Dance Dance Revolution HOTTEST PARTY Original SoundtrackDance Dance Revolution HOTTEST PARTY Original SoundtrackDance Dance Revolution HOTTEST PARTY Original Soundtrack
DanceDanceRevolution SuperNOVA2DanceDanceRevolution SuperNOVA2DanceDanceRevolution SuperNOVA2
DanceDanceRevolution SuperNOVA2DanceDanceRevolution SuperNOVA2DanceDanceRevolution SuperNOVA2
Dance Dance Revolution HOTTEST PARTYDance Dance Revolution HOTTEST PARTYDance Dance Revolution HOTTEST PARTY
Dance Dance Revolution HOTTEST PARTYDance Dance Revolution HOTTEST PARTYDance Dance Revolution HOTTEST PARTY
Kokoro no Ato / Riyu Kosakaココロの跡 / 小坂りゆKokoro no Ato / Riyu Kosaka
Kokoro no Ato / Riyu Kosakaココロの跡 / 小坂りゆKokoro no Ato / Riyu Kosaka
BEMANI BEST for the 10th anniversaryBEMANI BEST for the 10th anniversaryBEMANI BEST for the 10th anniversary
BEMANI BEST for the 10th anniversaryBEMANI BEST for the 10th anniversaryBEMANI BEST for the 10th anniversary
DanceDanceRevolution SuperNOVA2 Original SoundtrackDanceDanceRevolution SuperNOVA2 Original SoundtrackDanceDanceRevolution SuperNOVA2 Original Soundtrack
DanceDanceRevolution SuperNOVA2 Original SoundtrackDanceDanceRevolution SuperNOVA2 Original SoundtrackDanceDanceRevolution SuperNOVA2 Original Soundtrack
GuitarFreaksV4 & DrumManiaV4 Rock×Rock Original SoundtracksGuitarFreaksV4 & DrumManiaV4 Rock×Rock Original SoundtracksGuitarFreaksV4 & DrumManiaV4 Rock×Rock Original Soundtracks
GuitarFreaksV4 & DrumManiaV4 Rock×Rock Original SoundtracksGuitarFreaksV4 & DrumManiaV4 Rock×Rock Original SoundtracksGuitarFreaksV4 & DrumManiaV4 Rock×Rock Original Soundtracks
every struggle / Riyu Kosaka [with DVD]every struggle / 小坂りゆevery struggle / Riyu Kosaka [with DVD]
every struggle / Riyu Kosaka [with DVD]every struggle / 小坂りゆevery struggle / Riyu Kosaka [with DVD]
every struggle / Riyu Kosakaevery struggle / 小坂りゆevery struggle / Riyu Kosaka
every struggle / Riyu Kosakaevery struggle / 小坂りゆevery struggle / Riyu Kosaka
PACHISLOT beatmania ORIGINAL SOUNDTRACKパチスロ ビートマニア オリジナルサウンドトラックPACHISLOT beatmania ORIGINAL SOUNDTRACK
PACHISLOT beatmania ORIGINAL SOUNDTRACKパチスロ ビートマニア オリジナルサウンドトラックPACHISLOT beatmania ORIGINAL SOUNDTRACK
Mokke Original Soundtrack Sono Ongakuもっけ オリジナルサウンドトラック 其ノオンガクMokke Original Soundtrack Sono Ongaku
Mokke Original Soundtrack Sono Ongakuもっけ オリジナルサウンドトラック 其ノオンガクMokke Original Soundtrack Sono Ongaku
Amatsu Misora ni! Soundtrackあまつみそらに！サウンドトラックAmatsu Misora ni! Soundtrack
Amatsu Misora ni! Soundtrackあまつみそらに！サウンドトラックAmatsu Misora ni! Soundtrack
Koi to Mizugi to Taiyo to ~Sumire-jima Life Savers~ Original Soundtrack恋と水着と太陽と～スミレ島ライフセーバーず～　オリジナルサウンドトラックKoi to Mizugi to Taiyo to ~Sumire-jima Life Savers~ Original Soundtrack
Koi to Mizugi to Taiyo to ~Sumire-jima Life Savers~ Original Soundtrack恋と水着と太陽と～スミレ島ライフセーバーず～　オリジナルサウンドトラックKoi to Mizugi to Taiyo to ~Sumire-jima Life Savers~ Original Soundtrack
DanceDanceRevolution X2 Original SoundtrackDanceDanceRevolution X2 Original SoundtrackDanceDanceRevolution X2 Original Soundtrack
DanceDanceRevolution X2 Original SoundtrackDanceDanceRevolution X2 Original SoundtrackDanceDanceRevolution X2 Original Soundtrack
CROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACKCROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACKCROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACK
CROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACKCROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACKCROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACK
Live5pb.2010 @JCB HallLive5pb.2010 @JCB HallLive5pb.2010 @JCB Hall
Live5pb.2010 @JCB HallLive5pb.2010 @JCB HallLive5pb.2010 @JCB Hall
Saisho no MELODY / Riyu Kosaka最初のMELODY / 小坂りゆSaisho no MELODY / Riyu Kosaka
Saisho no MELODY / Riyu Kosaka最初のMELODY / 小坂りゆSaisho no MELODY / Riyu Kosaka
Chaos Joutou!! Daretoku? Oretoku! avex Rare Anime Song Collection -GIRLS SIDE-カオス上等!!誰得?俺得! avex レアニメソング コレクション ガールズサイドChaos Joutou!! Daretoku? Oretoku! avex Rare Anime Song Collection -GIRLS SIDE-
Chaos Joutou!! Daretoku? Oretoku! avex Rare Anime Song Collection -GIRLS SIDE-カオス上等!!誰得?俺得! avex レアニメソング コレクション ガールズサイドChaos Joutou!! Daretoku? Oretoku! avex Rare Anime Song Collection -GIRLS SIDE-
SKYGIRLS ~Zero, Again~ Original Soundtrackスカイガールズ ~ゼロ、ふたたび~ Original SoundtrackSKYGIRLS ~Zero, Again~ Original Soundtrack
SKYGIRLS ~Zero, Again~ Original Soundtrackスカイガールズ ~ゼロ、ふたたび~ Original SoundtrackSKYGIRLS ~Zero, Again~ Original Soundtrack
Dynamite Dynamite Rev. NAOKI SPECIAL ALBUMDynamite Dynamite Rev. NAOKI SPECIAL ALBUMDynamite Dynamite Rev. NAOKI SPECIAL ALBUM
Dynamite Dynamite Rev. NAOKI SPECIAL ALBUMDynamite Dynamite Rev. NAOKI SPECIAL ALBUMDynamite Dynamite Rev. NAOKI SPECIAL ALBUM
Wish me luck!!!! / Haruka Ozora (CV: Kana Yuuki), Kanata Higa (CV: Saki Miyashita), Claire Thomas (CV: Atsumi Tanezaki), Emily Thomas (CV: Rie Suegara)Wish me luck!!!! / 大空遥(CV:優木かな)、比嘉かなた(CV:宮下早紀)、トーマス・紅愛(CV:種崎敦美)、トーマス・恵美理(CV:末柄里恵)Wish me luck!!!! / Haruka Ozora (CV: Kana Yuuki), Kanata Higa (CV: Saki Miyashita), Claire Thomas (CV: Atsumi Tanezaki), Emily Thomas (CV: Rie Suegara)
Wish me luck!!!! / Haruka Ozora (CV: Kana Yuuki), Kanata Higa (CV: Saki Miyashita), Claire Thomas (CV: Atsumi Tanezaki), Emily Thomas (CV: Rie Suegara)Wish me luck!!!! / 大空遥(CV:優木かな)、比嘉かなた(CV:宮下早紀)、トーマス・紅愛(CV:種崎敦美)、トーマス・恵美理(CV:末柄里恵)Wish me luck!!!! / Haruka Ozora (CV: Kana Yuuki), Kanata Higa (CV: Saki Miyashita), Claire Thomas (CV: Atsumi Tanezaki), Emily Thomas (CV: Rie Suegara)
HARUKANA RECEIVE CHARACTER SONG CD 3はるかなレシーブ キャラクターソングCD3HARUKANA RECEIVE CHARACTER SONG CD 3
HARUKANA RECEIVE CHARACTER SONG CD 3はるかなレシーブ キャラクターソングCD3HARUKANA RECEIVE CHARACTER SONG CD 3
HARUKANA RECEIVE CHARACTER SONG CD 4はるかなレシーブ キャラクターソングCD4HARUKANA RECEIVE CHARACTER SONG CD 4
HARUKANA RECEIVE CHARACTER SONG CD 4はるかなレシーブ キャラクターソングCD4HARUKANA RECEIVE CHARACTER SONG CD 4
HARUKANA RECEIVE CHARACTER SONG CD 5はるかなレシーブ キャラクターソングCD5HARUKANA RECEIVE CHARACTER SONG CD 5
HARUKANA RECEIVE CHARACTER SONG CD 5はるかなレシーブ キャラクターソングCD5HARUKANA RECEIVE CHARACTER SONG CD 5
HARUKANA RECEIVE CHARACTER SONG CD 6はるかなレシーブ キャラクターソングCD6HARUKANA RECEIVE CHARACTER SONG CD 6
HARUKANA RECEIVE CHARACTER SONG CD 6はるかなレシーブ キャラクターソングCD6HARUKANA RECEIVE CHARACTER SONG CD 6
DanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOODanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOODanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOO
DanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOODanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOODanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOO
PERSONA3 the Weird Masquerade Graduation舞台『PERSONA3 the Weird Masquerade』〜Graduation〜 CDPERSONA3 the Weird Masquerade Graduation
PERSONA3 the Weird Masquerade Graduation舞台『PERSONA3 the Weird Masquerade』〜Graduation〜 CDPERSONA3 the Weird Masquerade Graduation
ONGEKI Vocal Collection 03ONGEKI Vocal Collection 03ONGEKI Vocal Collection 03
ONGEKI Vocal Collection 03ONGEKI Vocal Collection 03ONGEKI Vocal Collection 03
TEAREDTEAREDTEARED
TEAREDTEAREDTEARED
SEVEN's CODE ZERO Vol.1SEVEN's CODE ZERO Vol.1SEVEN's CODE ZERO Vol.1
SEVEN's CODE ZERO Vol.1SEVEN's CODE ZERO Vol.1SEVEN's CODE ZERO Vol.1
BLUE&REDBLUE&REDBLUE&RED
BLUE&REDBLUE&REDBLUE&RED
SEVEN ~Shikkai~ / NAOKI feat. Riyu KosakaSEVEN 〜漆戒〜 / NAOKI feat.小坂りゆSEVEN ~Shikkai~ / NAOKI feat. Riyu Kosaka
SEVEN ~Shikkai~ / NAOKI feat. Riyu KosakaSEVEN 〜漆戒〜 / NAOKI feat.小坂りゆSEVEN ~Shikkai~ / NAOKI feat. Riyu Kosaka
SEVEN's CODE ZERO Vol.5SEVEN's CODE ZERO Vol.5SEVEN's CODE ZERO Vol.5
SEVEN's CODE ZERO Vol.5SEVEN's CODE ZERO Vol.5SEVEN's CODE ZERO Vol.5
SEVEN's CODE ZERO Vol.6SEVEN's CODE ZERO Vol.6SEVEN's CODE ZERO Vol.6
SEVEN's CODE ZERO Vol.6SEVEN's CODE ZERO Vol.6SEVEN's CODE ZERO Vol.6
ONGEKI Vocal BestONGEKI Vocal BestONGEKI Vocal Best
ONGEKI Vocal BestONGEKI Vocal BestONGEKI Vocal Best
VTuber SPEEDVTuber SPEEDVTuber SPEED
VTuber SPEEDVTuber SPEEDVTuber SPEED
See You AgainSee You AgainSee You Again
See You AgainSee You AgainSee You Again
maimai DX Best Album Chiho 2maimai でらっくす ベストアルバムちほー2maimai DX Best Album Chiho 2
maimai DX Best Album Chiho 2maimai でらっくす ベストアルバムちほー2maimai DX Best Album Chiho 2
GENESiS RE:BUiLD 01GENESiS RE:BUiLD 01GENESiS RE:BUiLD 01
GENESiS RE:BUiLD 01GENESiS RE:BUiLD 01GENESiS RE:BUiLD 01
NAOKI MUSIC REINCARNATIONNAOKI MUSIC REINCARNATIONNAOKI MUSIC REINCARNATION
NAOKI MUSIC REINCARNATIONNAOKI MUSIC REINCARNATIONNAOKI MUSIC REINCARNATION
Tetote×Connect Original Soundtrackテトテ×コネクト Original SoundtrackTetote×Connect Original Soundtrack
Tetote×Connect Original Soundtrackテトテ×コネクト Original SoundtrackTetote×Connect Original Soundtrack
Fragments // Past I -Eternity / NAOKIFragments // Past I -Eternity / NAOKIFragments // Past I -Eternity / NAOKI
Fragments // Past I -Eternity / NAOKIFragments // Past I -Eternity / NAOKIFragments // Past I -Eternity / NAOKI
Date Catalog Name Roles
2001-10-17 TOCP-4140 true... / Riyu Kosaka小坂りゆ - true...true... / Riyu Kosaka
  • Performer
  • Lyricist
2001-11-21 TOCP-64144~5 DDRMAX ORIGINAL SOUNDTRACKDDRMAX　オリジナル・サウンドトラックDDRMAX ORIGINAL SOUNDTRACK
  • Writer
  • Artist
2002-05-16 WIZ-D0002 V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-V-RARE SOUNDTRACK - DDRMAX -Dance Dance Revolution 6thMIX-
  • Performer
  • Lyricist
2002-06-19 TOCP-64168~9 DDRMAX2 ORIGINAL SOUNDTRACKDDRMAX2　オリジナル・サウンドトラックDDRMAX2 ORIGINAL SOUNDTRACK
  • Writer
  • Artist
2002-10-23 KOLA-002 GUITARFREAKS 8thMIX & drummania 7thMIX Soundtracksギターフリークス エイスミックス アンド ドラムマニア セブンスミックス　サウンドトラックスGUITARFREAKS 8thMIX & drummania 7thMIX Soundtracks
  • Lyricist
2003-02-05 KOLA-020~1 pop'n music 9 AC ♥ CS pop'n music 7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7pop'n music 9 AC ♥ CS pop'n music 7
  • Vocals
  • Lyricist
  • Artist (as Riyuりゆ)
2003-03-19 KOLA-023~4 GUITARFREAKS & drummania BEST TRACKSギターフリークス&ドラムマニア　ベスト・トラックスGUITARFREAKS & drummania BEST TRACKS
  • Performer
  • Lyricist
2003-03-26 TOCP-64204~5 DanceDanceRevolutionEXTREME ORIGINAL SOUNDTRACKダンス・ダンス・レボリューションEXTREME　オリジナル・サウンドトラックDanceDanceRevolutionEXTREME ORIGINAL SOUNDTRACK
  • Writer
  • Artist
2003-04-24 V-RARE ST005 V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-V-RARE SOUNDTRACK 5 - DDRMAX2 -Dance Dance Revolution 7thMIX-
  • Performer
  • Lyricist
2003-06-04 KOLA-034 GUITARFREAKS 9thMIX & drummania 8thMIX SOUNDTRACKSギターフリークス ナインスミックス アンド ドラムマニア エイスミックス　サウンドトラックスGUITARFREAKS 9thMIX & drummania 8thMIX SOUNDTRACKS
  • Lyricist
2003-09-18 KOLA-040~1 beatmania IIDX 9th style Original Soundtrackbeatmania IIDX 9th style Original Soundtrackbeatmania IIDX 9th style Original Soundtrack
  • Lyricist
  • Artist
2003-10-09 DDR-EXTREME Dance Dance Revolution EXTREME Premium CDDance Dance Revolution EXTREME Premium CDDance Dance Revolution EXTREME Premium CD
  • Lyricist
2003-11-28 LC1248 BeForUビー・フォー・ユーBeForU
  • Lyricist
  • Artist (also as Riyuりゆ)
2003-12-17 KOLA-051 GUITARFREAKS 10thMIX & drummania 9thMIX Soundtracksギターフリークス テンスミックス アンド ドラムマニア ナインスミックス　サウンドトラックスGUITARFREAKS 10thMIX & drummania 9thMIX Soundtracks
  • Vocals
  • Lyricist
  • Artist (as RIYURIYU)
2003-12-26 TOCP-64237~8 DanceDanceRevolution PartyCollection ORIGINAL SOUNDTRACKダンスダンスレボリューション パーティーコレクション　オリジナル・サウンドトラックDanceDanceRevolution PartyCollection ORIGINAL SOUNDTRACK
  • Writer
2004-05-19 KOLA-066~7 beatmania IIDX 10th style ORIGINAL SOUNDTRACKbeatmania IIDX 10th style ORIGINAL SOUNDTRACKbeatmania IIDX 10th style ORIGINAL SOUNDTRACK
  • Lyricist
  • Artist
2004-06-11 LC1280 begin / Riyu Kosakabegin / 小坂りゆbegin / Riyu Kosaka
  • Vocals
  • Lyricist
2004-06-23 KOLA-069~70 GUITARFREAKS 11thMIX & drummania 10thMIX SOUNDTRACKSギターフリークス イレヴンスミックス アンド ドラムマニア テンスミックス　サウンドトラックスGUITARFREAKS 11thMIX & drummania 10thMIX SOUNDTRACKS
  • Vocals
  • Lyricist
  • Artist (as Riyuりゆ)
2004-11-18 LC1342 KI·SE·KI / Be For UKI·SE·KI / Be For UKI·SE·KI / Be For U
  • Vocals
  • Lyricist
2005-02-02 KOLA-092~3 beatmania IIDX 11 IIDX RED Original Soundtrackbeatmania IIDX 11 IIDX RED Original Soundtrackbeatmania IIDX 11 IIDX RED Original Soundtrack
  • Lyricist
2005-04-13 KOLA-094~6 pop'n music 12 Iroha AC ♥ CS pop'n music 10pop'n music 12 いろは AC ♥ CS pop'n music 10pop'n music 12 Iroha AC ♥ CS pop'n music 10
  • Lyricist
2005-07-06 GFCA-1~2 GuitarFreaksV & DrumManiaV Soundtracksギターフリークス・ブイ アンド ドラムマニア・ブイ　サウンドトラックスGuitarFreaksV & DrumManiaV Soundtracks
  • Lyricist
2005-10-19 GFCA-30~1 beatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACKbeatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACKbeatmania IIDX 12 HAPPY SKY ORIGINAL SOUNDTRACK
  • Lyricist
  • Artist
2006-02-14 LC1452 BeForU IIBeForU IIBeForU II
  • Lyricist
  • Artist
2006-02-15 TOCP-64291~2 DDR FESTIVAL & Dance Dance Revolution STRIKE ORIGINAL SOUNDTRACKダンス・ダンス・レボリューション フェスティバル&ストライク　オリジナル・サウンドトラックDance Dance Revolution FESTIVAL & STRIKE ORIGINAL SOUNDTRACK
  • Writer
2006-04-19 GFCA-45~6 GuitarFreaksV2 & DrumManiaV2 SoundTracksGuitarFreaksV2 & DrumManiaV2 SoundTracksGuitarFreaksV2 & DrumManiaV2 SoundTracks
  • Lyricist
2006-06-14 KFCA-10005 WE♥WE [WE LOVE Winning Eleven]ウイ ラブ ウイ [ウイ ラブ ウイニングイレブン]WE♥WE [WE LOVE Winning Eleven]
  • Performer
2006-08-25 LC1493 Sky Girls ~Opening Theme "Baby's Tears/Riyu Kosaka" & Original Soundtrack~スカイガールズ~オープニングテーマ「Baby's Tears/小坂りゆ」&オリジナルサウンドトラック~Sky Girls ~Opening Theme "Baby's Tears/Riyu Kosaka" & Original Soundtrack~
  • Vocals
  • Lyricist
2006-09-26 V-RARE SOUNDTRACK-8 USA Dance Dance Revolution SuperNOVA Limited Edition Music SamplerDance Dance Revolution SuperNOVA Limited Edition Music SamplerDance Dance Revolution SuperNOVA Limited Edition Music Sampler
  • Performer (as RIYU KOSAKA)
  • Lyricist (as RIYU KOSAKA)
2006-10-27 LC1495~7 pop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnivalpop'n music 14 FEVER! AC ♥ CS pop'n music 12 いろは & 13 カーニバルpop'n music 14 FEVER! AC ♥ CS pop'n music 12 Iroha & 13 Carnival
  • Lyricist
  • Artist
2006-11-01 AVCA-26007/B Red Rocket Rising / BeForURed Rocket Rising / BeForURed Rocket Rising / BeForU
  • Lyricist
2006-12-22 AVC1-26006/B Get set GO!! ~BeForU astronauts set~ / BeForUGet set GO!! ~BeForU astronauts set~ / BeForUGet set GO!! ~BeForU astronauts set~ / BeForU
  • Lyricist
2007-01-17 AVCA-26115/B Strike Party!!! / BeForU [CD+DVD]Strike Party!!! / BeForU [CD+DVD]Strike Party!!! / BeForU [CD+DVD]
  • Lyricist
2007-01-17 AVCA-26116 Strike Party!!! / BeForUStrike Party!!! / BeForUStrike Party!!! / BeForU
  • Lyricist
2007-01-25 LC1533~4 Dance Dance Revolution SuperNOVA Original SoundtrackDance Dance Revolution SuperNOVA Original SoundtrackDance Dance Revolution SuperNOVA Original Soundtrack
  • Lyricist (also as MIKI ROBERTS)
  • Artist (also as MIKI ROBERTS)
2007-03-03 MCBU-0001 6NOTES / BeForU6NOTES / BeForU6NOTES / BeForU
  • Vocals
  • Lyricist
2007-03-08 LC1539~40 GUITARFREAKS V3 & DRUMMANIA V3 SOUNDTRACKSギターフリークス ブイスリー アンド ドラムマニア ブイスリー　サウンドトラックスGUITARFREAKS V3 & DRUMMANIA V3 SOUNDTRACKS
  • Chorus
  • Vocals
  • Lyricist
  • Artist
2007-03-14 AVCA-26225/B BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]BeForU III ~Breaking Into The Probability Changes~ [CD+DVD]
  • Lyricist
2007-03-14 AVCA-26226 BeForU III ~Breaking Into The Probability Changes~BeForU III ~Breaking Into The Probability Changes~BeForU III ~Breaking Into The Probability Changes~
  • Lyricist
2007-05-30 AVCA-26297/B Guilty Flower ~Guilty Sky~ / Riyu Kosaka [with DVD]断罪の花～Guilty Sky～ / 小坂りゆDanzai no Hana ~Guilty Sky~ / Riyu Kosaka
  • Vocals
  • Lyricist
2007-05-30 AVCA-26298 Guilty Flower ~Guilty Sky~ / Riyu Kosaka断罪の花～Guilty Sky～ / 小坂りゆDanzai no Hana ~Guilty Sky~ / Riyu Kosaka
  • Vocals
  • Lyricist
2007-07-02 LC1554~5 beatmania IIDX 14 GOLD ORIGINAL SOUNDTRACKbeatmaniaIIDX 14 GOLDオリジナルサウンドトラックbeatmania IIDX 14 GOLD ORIGINAL SOUNDTRACK
  • Lyricist
  • Artist
2007-07-03 N/A Dance Dance Revolution SuperNOVADance Dance Revolution SuperNOVADance Dance Revolution SuperNOVA
  • Lyricist (as Miki Roberts)
2007-07-25 AVCA-26398 CLAYMORE TV Animation O. S. T.CLAYMORE TV Animation O. S. T.CLAYMORE TV Animation O. S. T.
  • Vocals
  • Lyricist
2007-10-24 AVCA-26563 MASKED RIDER THE NEXT ORIGINAL SOUNDTRACK仮面ライダー THE NEXT オリジナルサウンドトラックKamen Rider THE NEXT Original Soundtrack
  • Vocals
  • Lyricist
2007-10-25 LC1604~5 Dance Dance Revolution HOTTEST PARTY Original SoundtrackDance Dance Revolution HOTTEST PARTY Original SoundtrackDance Dance Revolution HOTTEST PARTY Original Soundtrack
  • Lyricist
2007-11-27 N/A DanceDanceRevolution SuperNOVA2DanceDanceRevolution SuperNOVA2DanceDanceRevolution SuperNOVA2
  • Lyricist
2007-12-11 N/A Dance Dance Revolution HOTTEST PARTYDance Dance Revolution HOTTEST PARTYDance Dance Revolution HOTTEST PARTY
  • Lyricist
2007-12-12 AVCA-26588 Kokoro no Ato / Riyu Kosakaココロの跡 / 小坂りゆKokoro no Ato / Riyu Kosaka
  • Vocals
  • Lyricist
2007-12-14 LC1613~7 BEMANI BEST for the 10th anniversaryBEMANI BEST for the 10th anniversaryBEMANI BEST for the 10th anniversary
  • Lyricist
2008-02-21 LC1623~4 DanceDanceRevolution SuperNOVA2 Original SoundtrackDanceDanceRevolution SuperNOVA2 Original SoundtrackDanceDanceRevolution SuperNOVA2 Original Soundtrack
  • Lyricist
  • Artist
2008-02-22 LC1621~2 GuitarFreaksV4 & DrumManiaV4 Rock×Rock Original SoundtracksGuitarFreaksV4 & DrumManiaV4 Rock×Rock Original SoundtracksGuitarFreaksV4 & DrumManiaV4 Rock×Rock Original Soundtracks
  • Vocals
  • Lyricist*
2008-02-27 AVCA-26651/B every struggle / Riyu Kosaka [with DVD]every struggle / 小坂りゆevery struggle / Riyu Kosaka [with DVD]
  • Vocals
  • Lyricist
2008-02-27 AVCA-26652 every struggle / Riyu Kosakaevery struggle / 小坂りゆevery struggle / Riyu Kosaka
  • Vocals
  • Lyricist
2008-05-28 GFCA-117 PACHISLOT beatmania ORIGINAL SOUNDTRACKパチスロ ビートマニア オリジナルサウンドトラックPACHISLOT beatmania ORIGINAL SOUNDTRACK
  • Lyricist
2008-09-26 AVBA-26604B Mokke Original Soundtrack Sono Ongakuもっけ オリジナルサウンドトラック 其ノオンガクMokke Original Soundtrack Sono Ongaku
  • Performer
  • Lyricist
2010-07-30 FVCG-1117 Amatsu Misora ni! Soundtrackあまつみそらに！サウンドトラックAmatsu Misora ni! Soundtrack
  • Performer
2010-11-10 FPBD-0164 Koi to Mizugi to Taiyo to ~Sumire-jima Life Savers~ Original Soundtrack恋と水着と太陽と～スミレ島ライフセーバーず～　オリジナルサウンドトラックKoi to Mizugi to Taiyo to ~Sumire-jima Life Savers~ Original Soundtrack
  • Performer
2011-02-23 LC1994~6 DanceDanceRevolution X2 Original SoundtrackDanceDanceRevolution X2 Original SoundtrackDanceDanceRevolution X2 Original Soundtrack
  • Lyricist
2011-03-31 FPBD-0176 CROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACKCROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACKCROSS†CHANNEL ~In memory of all people~ SPECIAL SOUNDTRACK
  • Performer
2011-04-27 MHXL-5 Live5pb.2010 @JCB HallLive5pb.2010 @JCB HallLive5pb.2010 @JCB Hall
  • Performer
2011-10-26 FVCG-1177 Saisho no MELODY / Riyu Kosaka最初のMELODY / 小坂りゆSaisho no MELODY / Riyu Kosaka
  • Chorus
  • Vocals
  • Lyricist
2013-03-13 AVCD-38694 Chaos Joutou!! Daretoku? Oretoku! avex Rare Anime Song Collection -GIRLS SIDE-カオス上等!!誰得?俺得! avex レアニメソング コレクション ガールズサイドChaos Joutou!! Daretoku? Oretoku! avex Rare Anime Song Collection -GIRLS SIDE-
  • Lyricist
  • Performer
2015-10-28 N/A SKYGIRLS ~Zero, Again~ Original Soundtrackスカイガールズ ~ゼロ、ふたたび~ Original SoundtrackSKYGIRLS ~Zero, Again~ Original Soundtrack
  • Vocals
  • Lyricist
2018-06-02 NA-001ML Dynamite Dynamite Rev. NAOKI SPECIAL ALBUMDynamite Dynamite Rev. NAOKI SPECIAL ALBUMDynamite Dynamite Rev. NAOKI SPECIAL ALBUM
  • Vocals
2018-08-22 ZMCZ-12361 Wish me luck!!!! / Haruka Ozora (CV: Kana Yuuki), Kanata Higa (CV: Saki Miyashita), Claire Thomas (CV: Atsumi Tanezaki), Emily Thomas (CV: Rie Suegara)Wish me luck!!!! / 大空遥(CV:優木かな)、比嘉かなた(CV:宮下早紀)、トーマス・紅愛(CV:種崎敦美)、トーマス・恵美理(CV:末柄里恵)Wish me luck!!!! / Haruka Ozora (CV: Kana Yuuki), Kanata Higa (CV: Saki Miyashita), Claire Thomas (CV: Atsumi Tanezaki), Emily Thomas (CV: Rie Suegara)
  • Lyricist
2018-11-28 ZMXZ-12473 HARUKANA RECEIVE CHARACTER SONG CD 3はるかなレシーブ キャラクターソングCD3HARUKANA RECEIVE CHARACTER SONG CD 3
  • Lyricist
2018-12-21 ZMXZ-12474 HARUKANA RECEIVE CHARACTER SONG CD 4はるかなレシーブ キャラクターソングCD4HARUKANA RECEIVE CHARACTER SONG CD 4
  • Lyricist
2019-01-30 ZMXZ-12475 HARUKANA RECEIVE CHARACTER SONG CD 5はるかなレシーブ キャラクターソングCD5HARUKANA RECEIVE CHARACTER SONG CD 5
  • Lyricist
2019-02-27 ZMXZ-12476 HARUKANA RECEIVE CHARACTER SONG CD 6はるかなレシーブ キャラクターソングCD6HARUKANA RECEIVE CHARACTER SONG CD 6
  • Lyricist
2019-03-03 QWCE-90020 DanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOODanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOODanceDanceRevolution 20th Anniversary Non Stop Mix Mixed by DJ KOO
  • Lyricist
  • Artist
2019-03-05 CLIE-19146 PERSONA3 the Weird Masquerade Graduation舞台『PERSONA3 the Weird Masquerade』〜Graduation〜 CDPERSONA3 the Weird Masquerade Graduation
  • Cast
2019-04-24 ZMCZ-13103 ONGEKI Vocal Collection 03ONGEKI Vocal Collection 03ONGEKI Vocal Collection 03
  • Lyricist
2020-08-13 TMCCD-040 TEAREDTEAREDTEARED
  • Vocals
2020-10-21 FLET-2002 SEVEN's CODE ZERO Vol.1SEVEN's CODE ZERO Vol.1SEVEN's CODE ZERO Vol.1
  • Featured Artist
2020-10-25 TMCCD-041 BLUE&REDBLUE&REDBLUE&RED
  • Featured Artist
2020-10-28 bigup13132601 SEVEN ~Shikkai~ / NAOKI feat. Riyu KosakaSEVEN 〜漆戒〜 / NAOKI feat.小坂りゆSEVEN ~Shikkai~ / NAOKI feat. Riyu Kosaka
  • Performer
  • Lyricist
2020-12-25 FLET-2006 SEVEN's CODE ZERO Vol.5SEVEN's CODE ZERO Vol.5SEVEN's CODE ZERO Vol.5
  • Featured Artist
2021-01-20 FLET-2007 SEVEN's CODE ZERO Vol.6SEVEN's CODE ZERO Vol.6SEVEN's CODE ZERO Vol.6
  • Featured Artist
2021-12-22 ZMCZ-14991 ONGEKI Vocal BestONGEKI Vocal BestONGEKI Vocal Best
  • Lyricist
2023-04-30 RTTF-0030 VTuber SPEEDVTuber SPEEDVTuber SPEED
  • Vocals
2023-10-29 LVTR-0001~2 See You AgainSee You AgainSee You Again
  • Lyricist (as RIYU KOSAKA)
  • Featured Artist (as RIYU KOSAKA)
2023-11-25 WM-0872~5 maimai DX Best Album Chiho 2maimai でらっくす ベストアルバムちほー2maimai DX Best Album Chiho 2
  • Vocals
  • Lyricist
2024-04-28 AXT-CD-001~2 GENESiS RE:BUiLD 01GENESiS RE:BUiLD 01GENESiS RE:BUiLD 01
  • Featured Artist
  • Artist (as RIYU KOSAKA)
2025-08-17 RRRR-001 NAOKI MUSIC REINCARNATIONNAOKI MUSIC REINCARNATIONNAOKI MUSIC REINCARNATION
  • Vocals
  • Lyricist
  • Featured Artist
2025-09-24 ZTTL-9099 Tetote×Connect Original Soundtrackテトテ×コネクト Original SoundtrackTetote×Connect Original Soundtrack
  • Vocals
  • Lyricist
  • Featured Artist
2025-10-26 RRRR-002 Fragments // Past I -Eternity / NAOKIFragments // Past I -Eternity / NAOKIFragments // Past I -Eternity / NAOKI
  • Featured Artist
  • Artist (as RIYU KOSAKA)

Featured On

D7 seven keysD7 seven keysD7 seven keys
D7 seven keysD7 seven keysD7 seven keys
D7 OTHER MIXTURED7 OTHER MIXTURED7 OTHER MIXTURE
D7 OTHER MIXTURED7 OTHER MIXTURED7 OTHER MIXTURE
V-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th styleV-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th styleV-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th style
V-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th styleV-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th styleV-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th style
Ourpath from Diverse SystemOurpath from Diverse SystemOurpath from Diverse System
Ourpath from Diverse SystemOurpath from Diverse SystemOurpath from Diverse System
VVGO Cry About ItVVGO Cry About ItVVGO Cry About It
VVGO Cry About ItVVGO Cry About ItVVGO Cry About It
Date Catalog Name Roles
2004-08-15 DVSP-0018 D7 seven keysD7 seven keysD7 seven keys
  • Original Artist
2004-08-15 DVSP-0019 D7 OTHER MIXTURED7 OTHER MIXTURED7 OTHER MIXTURE
  • Original Artist (as RIYURIYU)
2005-03-24 LC1369 V-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th styleV-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th styleV-RARE SOUNDTRACK 10 - beatmaniaIIDX 9th style
  • Lyricist
  • Artist
2005-12-30 DVSP-0028~31 Ourpath from Diverse SystemOurpath from Diverse SystemOurpath from Diverse System
  • Original Artist (also as RIYURIYU)
2025-07-18 N/A VVGO Cry About ItVVGO Cry About ItVVGO Cry About It
  • Lyricist