Koichi Seiyama

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Birthday: Dec 27
Birthplace: Shizuoka Prefecture, Japan

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A.S.H.A.S.H.

Discography

PERFECT SELECTION DRACULA BATTLE IIパーフェクトセレクションドラキュラバトル IIPERFECT SELECTION DRACULA BATTLE II

PERFECT SELECTION KONAMI BATTLE the BESTパーフェクトセレクション　コナミ・バトル・ザ・ベストPERFECT SELECTION KONAMI BATTLE the BEST

Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type BGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type BGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type B

Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type AGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type AGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type A

Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type CGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type CGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type C

Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type DGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type DGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type D

GUILTY GEAR X HEAVY ROCK TRACKS ~ The Original Sound Track of Dreamcast!!GUILTY GEAR X HEAVY ROCK TRACKS ~ The Original Sound Track of Dreamcast!!GUILTY GEAR X HEAVY ROCK TRACKS ~ The Original Sound Track of Dreamcast!!

Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.I ROCK YOU!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.I ROCK YOU!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.I ROCK YOU!!-

Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.II SLASH!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.II SLASH!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.II SLASH!!-

Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.III DESTROY!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.III DESTROY!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.III DESTROY!!-

GUILTY GEAR X DRAMA CD VOL.1ギルティギアゼクスドラマCD VOL.1GUILTY GEAR X DRAMA CD VOL.1

GUILTY GEAR X DRAMA CD VOL.2ギルティギアゼクスドラマCD VOL.2GUILTY GEAR X DRAMA CD VOL.2

Gentei Video / Lapis Lazuli限定ビデオ / Lapis LazuliGentei Video / Lapis Lazuli

GUILTY GEAR XX original soundtrackギルティギアイグゼクスオリジナルサウンドトラックGUILTY GEAR XX original soundtrack

GUILTY GEAR SERIES Best Sound CollectionギルティギアシリーズベストサウンドコレクションGUILTY GEAR SERIES Best Sound Collection

GUILTY GEAR XX SOUND ALIVE / A.S.H.ギルティギアイグゼクスサウンドアライブ / A.S.H.GUILTY GEAR XX SOUND ALIVE / A.S.H.

GUILTY GEAR XX #RELOAD KOREAN VERSION ORIGINAL SOUND TRACKギルティギアイグゼクス #リロードコリアンヴァージョンオリジナルサウンドトラックGUILTY GEAR XX #RELOAD KOREAN VERSION ORIGINAL SOUND TRACK

Lapis Lazuli THE BESTLapis Lazuli THE BESTLapis Lazuli THE BEST

GUILTY GEAR XX in L.A VOCAL EDITIONギルティギアイグゼクス in L.A ヴォーカルエディションGUILTY GEAR XX in L.A VOCAL EDITION

GUILTY GEAR XX in N.Y VOCAL EDITIONギルティギアイグゼクス　in N.Y ボーカルエディションGUILTY GEAR XX in N.Y VOCAL EDITION

GUILTY GEAR SOUND COMPLETE BOXGUILTY GEAR SOUND COMPLETE BOXGUILTY GEAR SOUND COMPLETE BOX

Sorairo no Tsubasa / Ryoko Shiraishiソラ色のつばさ / 白石涼子Sorairo no Tsubasa / Ryoko Shiraishi

Guilty Gear XX Λ Core Plus Soundtrack CDGuilty Gear XX Λ Core Plus Soundtrack CDGuilty Gear XX Λ Core Plus Soundtrack CD

GUILTY GEAR MEMORIAL RECORDGUILTY GEAR MEMORIAL RECORDGUILTY GEAR MEMORIAL RECORD

Date	Catalog	Name	Roles
1995-06-21	KICA-1162	PERFECT SELECTION DRACULA BATTLE IIパーフェクトセレクションドラキュラバトル IIPERFECT SELECTION DRACULA BATTLE II	Synthesizer
1996-09-21	KICA-1189	PERFECT SELECTION KONAMI BATTLE the BESTパーフェクトセレクション　コナミ・バトル・ザ・ベストPERFECT SELECTION KONAMI BATTLE the BEST	Keyboard
2000-12-14	T-2401M	Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type BGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type BGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type B	Arranger
2000-12-14	T-2401M	Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type AGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type AGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type A	Arranger
2000-12-14	T-2401M	Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type CGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type CGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type C	Arranger
2000-12-14	T-2401M	Guilty Gear X [By Your Side "G.Gear"] GGX Extra Type DGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type DGuilty Gear X [By Your Side "G.Gear"] GGX Extra Type D	Arranger
2001-01-17	FSCA-10164	GUILTY GEAR X HEAVY ROCK TRACKS ~ The Original Sound Track of Dreamcast!!GUILTY GEAR X HEAVY ROCK TRACKS ~ The Original Sound Track of Dreamcast!!GUILTY GEAR X HEAVY ROCK TRACKS ~ The Original Sound Track of Dreamcast!!	Programmer (as HIROSHI SEIYAMA) Keyboard (as HIROSHI SEIYAMA)
2001-05-16	FSCA-10173	Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.I ROCK YOU!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.I ROCK YOU!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.I ROCK YOU!!-	Composer Arranger Performer
2001-05-16	FSCA-10174	Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.II SLASH!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.II SLASH!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.II SLASH!!-	Composer Arranger Performer
2001-05-16	FSCA-10175	Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.III DESTROY!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.III DESTROY!!-Guilty Gear X Rising Force Of Gear Image Vocal Tracks -Side.III DESTROY!!-	Composer Arranger Performer
2001-10-24	SCDC-00132	GUILTY GEAR X DRAMA CD VOL.1ギルティギアゼクスドラマCD VOL.1GUILTY GEAR X DRAMA CD VOL.1	Music
2001-12-21	SCDC-00137	GUILTY GEAR X DRAMA CD VOL.2ギルティギアゼクスドラマCD VOL.2GUILTY GEAR X DRAMA CD VOL.2	Music
2002	N/A	Gentei Video / Lapis Lazuli限定ビデオ / Lapis LazuliGentei Video / Lapis Lazuli	Arranger
2002-07-24	SCDC-00191~2	GUILTY GEAR XX original soundtrackギルティギアイグゼクスオリジナルサウンドトラックGUILTY GEAR XX original soundtrack	Composer Arranger Keyboard
2003-01-21	STF-0011	GUILTY GEAR SERIES Best Sound CollectionギルティギアシリーズベストサウンドコレクションGUILTY GEAR SERIES Best Sound Collection	Arranger
2003-03-19	KDSD-00001	GUILTY GEAR XX SOUND ALIVE / A.S.H.ギルティギアイグゼクスサウンドアライブ / A.S.H.GUILTY GEAR XX SOUND ALIVE / A.S.H.	Composer Keyboard
2003-11-06	KDSD-00017~8	GUILTY GEAR XX #RELOAD KOREAN VERSION ORIGINAL SOUND TRACKギルティギアイグゼクス #リロードコリアンヴァージョンオリジナルサウンドトラックGUILTY GEAR XX #RELOAD KOREAN VERSION ORIGINAL SOUND TRACK	Composer
2004-01-28	EECA-1012~3	Lapis Lazuli THE BESTLapis Lazuli THE BESTLapis Lazuli THE BEST	Arranger
2004-05-19	KDSD-00038	GUILTY GEAR XX in L.A VOCAL EDITIONギルティギアイグゼクス in L.A ヴォーカルエディションGUILTY GEAR XX in L.A VOCAL EDITION	Vocal Arranger Arranger Keyboard
2004-09-23	KDSD-00046	GUILTY GEAR XX in N.Y VOCAL EDITIONギルティギアイグゼクス　in N.Y ボーカルエディションGUILTY GEAR XX in N.Y VOCAL EDITION	Arranger Keyboard
2005-11-23	KDSD-20001~8	GUILTY GEAR SOUND COMPLETE BOXGUILTY GEAR SOUND COMPLETE BOXGUILTY GEAR SOUND COMPLETE BOX	Composer Arranger Keyboard
2007-01-24	KICM-1191	Sorairo no Tsubasa / Ryoko Shiraishiソラ色のつばさ / 白石涼子Sorairo no Tsubasa / Ryoko Shiraishi	Keyboard
2009-04-07	CTDX-004651	Guilty Gear XX Λ Core Plus Soundtrack CDGuilty Gear XX Λ Core Plus Soundtrack CDGuilty Gear XX Λ Core Plus Soundtrack CD	Composer Arranger
2019-09-12	N/A	GUILTY GEAR MEMORIAL RECORDGUILTY GEAR MEMORIAL RECORDGUILTY GEAR MEMORIAL RECORD	Arranger

Featured On

The Midnight ChiptunesThe Midnight ChiptunesThe Midnight Chiptunes

HACHIBIT 6はちビィっと6HACHIBIT 6

Date	Catalog	Name	Roles
2009-07-07	IPH-001	The Midnight ChiptunesThe Midnight ChiptunesThe Midnight Chiptunes	Composer
2015-08-16	SBCD-0013	HACHIBIT 6はちビィっと6HACHIBIT 6	Composer