TVアニメ「ケンコー全裸系水泳部 ウミショー」The BEST vocal collection
type: Performance
title: TV Anime "Kenko Zenrakei Suieibu Umisho" The BEST vocal collection

プロセス cw:third bridge ／ KAORI.
type: Performance
name: Process cw:third bridge / KAORI.

12RIVEN -the Ψcliminal of integral- Soundtrack
type: Performance
performer: Koichi Katayama
by artist: Koichi Katayama

ひぐらしのなく頃に祭 オリジナルサウンドトラック
type: Performance
name: Higurashi no Naku Koro ni Matsuri Original Soundtrack

「STEINS;GATE」オーディオシリーズ ☆ラボメンナンバー007☆フェイリス・ニャンニャン(cv.桃井はるこ)
title: Steins;Gate Audio Series Laboratory Member 007 Faris Nyannyan
type: Composition

Higurashi no Naku Koro ni Matsuri Original Soundtrack
name: ひぐらしのなく頃に祭 オリジナルサウンドトラック
type: Composition

ChaosAttractor / Kanako Ito [Limited Edition]
performer: Koichi Katayama
type: Performance
by artist: Koichi Katayama

Occultics no Majo / Ayumu
creator: Koichi Katayama
title: オカルティクスの魔女 / Ayumu
catalogue number: VGCD-1045
by artist: Koichi Katayama
date published: 2009-11-26
type: MusicAlbum
created: 2009-11-26
type: Release

cloudier sky / Ayane
catalogue number: ZMCZ-3911
by artist: Koichi Katayama
created: 2008-01-25
date published: 2008-01-25
type: Release
type: MusicAlbum
creator: Koichi Katayama

cloudier sky / Ayane [Limited Edition]
name: cloudier sky / 彩音
type: Performance

marble -Re Edition- / TOMOSUKE
type: Composition

Remember11 -the age of infinity- SoundTrack
type: Composition

Sokujin no Pandora / Sakura Nogawa
created: 2009-08-05
type: Release
type: MusicAlbum
title: 塞塵のパンドラ ／ 野川さくら
date published: 2009-08-05
by artist: Koichi Katayama
catalogue number: VGCD-1042
creator: Koichi Katayama

ガトー・ショコラ
name: gâteau au chocolat
created: 2011-04-27
creator: Koichi Katayama
date published: 2011-04-27
by artist: Koichi Katayama
catalogue number: FVCG-1148
type: MusicAlbum
type: Release

Remember11 -the age of infinity- SoundTrack
date published: 2009-04-16
by artist: Koichi Katayama
creator: Koichi Katayama
created: 2009-04-16
type: Release
type: MusicAlbum
catalogue number: FPBD-0113

SWEET LOVER's Myself;Yourself Best Song Album
type: Composition

オカルティクスの魔女 / Ayumu
name: Occultics no Majo / Ayumu
type: Performance

VECTOR / Kanako Ito
by artist: Koichi Katayama
title: VECTOR / いとうかなこ
catalogue number: FVCG-1180
created: 2011-10-26
type: Release
type: MusicAlbum
date published: 2011-10-26
creator: Koichi Katayama

Happiness! / Ayumi Murata
type: Composition
name: はぴねす! / 村田 あゆみ

Phenogram / Ayane [with DVD]
type: Composition
title: フェノグラム / 彩音

PolePole! / Ayumi Murata
creator: Koichi Katayama
name: PolePole! / 村田あゆみ
date published: 2008-07-30
catalogue number: FVCG-1036
type: Release
type: MusicAlbum
created: 2008-07-30
by artist: Koichi Katayama

Happiness! Vocal Collection
type: Performance
name: はぴねす! Vocal Collection

DOLPHIN☆JET / 彩音
name: DOLPHIN☆JET / Ayane
type: Composition

PS2ゲーム 『ARIA The ORIGINATION ～蒼い惑星のエルシエロ～』 主題歌 「graceful way」 「花ノ咲ク星」 「Il Cielo」
title: ARIA The ORIGINATION ~Il Cielo of the Blue Planet~ Theme Song CD 'graceful way' 'The Star Where Flowers Bloom' 'Il Cielo'
type: Composition

Steins;Gate Audio Series Laboratory Member 007 Faris Nyannyan
catalogue number: FVCG-1127
type: MusicAlbum
type: Release
date published: 2010-11-24
name: 「STEINS;GATE」オーディオシリーズ ☆ラボメンナンバー007☆フェイリス・ニャンニャン(cv.桃井はるこ)
by artist: Koichi Katayama
created: 2010-11-24
creator: Koichi Katayama

メモリーズオフ6 ～T-wave～ Audio Collection
title: Memories Off 6 ~T-wave~ Audio Collection
type: MusicAlbum
type: Release
catalogue number: FVGK-0011
date published: 2008-08-21
by artist: Koichi Katayama
created: 2008-08-21
creator: Koichi Katayama

VECTOR / Kanako Ito [Limited Edition]
created: 2011-10-26
type: MusicAlbum
type: Release
creator: Koichi Katayama
date published: 2011-10-26
title: VECTOR / いとうかなこ
catalogue number: FVCG-1179
by artist: Koichi Katayama

DOLPHIN☆JET / 彩音
name: DOLPHIN☆JET / Ayane
type: Performance

12RIVEN -the Ψcliminal of integral- Soundtrack
created: 2009-04-16
catalogue number: FPBD-0114
by artist: Koichi Katayama
creator: Koichi Katayama
type: MusicAlbum
type: Release
date published: 2009-04-16

GRAVITY ERROR / 彩音
performer: Koichi Katayama
title: GRAVITY ERROR / ayane
type: Performance
by artist: Koichi Katayama

STEINS;GATE VOCAL BEST
by artist: Koichi Katayama
type: Performance
performer: Koichi Katayama

オカルティクスの魔女 / Ayumu
name: Occultics no Majo / Ayumu
type: Composition

re;stratosphere / KAORI
creator: Koichi Katayama
by artist: Koichi Katayama
created: 2007-08-10
type: Release
type: MusicAlbum
date published: 2007-08-10
catalogue number: VGCD-0094

Luminous Flux / Ayane [with DVD]
by artist: Koichi Katayama
title: Luminous Flux / 彩音
creator: Koichi Katayama
created: 2014-01-29
type: MusicAlbum
catalogue number: FVCG-1287
type: Release
date published: 2014-01-29

Process cw:third bridge / KAORI.
type: Composition
name: プロセス cw:third bridge ／ KAORI.

Luminous Flux / 彩音
title: Luminous Flux / Ayane [with DVD]
type: Composition

AKABEiSOFT2&Sisters Vocal Collection
type: Composition

Que ~Ancient Leaf no Yousei~ Perfect Vocal Collection
catalogue number: VGCD-0121
by artist: Koichi Katayama
created: 2007-11-09
title: Que ~Fairy of Ancient Leaf~ Perfect Vocal Collection @en
creator: Koichi Katayama
type: MusicAlbum
name: Que～エンシェントリーフの妖精～ Perfect Vocal Collection
type: Release
date published: 2007-11-09

Asu e no Kizuna / HIMEKA
creator: Koichi Katayama
title: 明日へのキズナ / HIMEKA
date published: 2009-05-27
by artist: Koichi Katayama
created: 2009-05-27
catalogue number: SICL-215
type: MusicAlbum
type: Release

RASTER / Kanako Ito
title: RASTER / いとうかなこ
type: Composition

プロセス cw:third bridge ／ KAORI.
created: 2008-04-23
title: Process cw:third bridge / KAORI.
type: Release
type: MusicAlbum
creator: Koichi Katayama
catalogue number: FVCG-1003
by artist: Koichi Katayama
date published: 2008-04-23

A.R. / Kanako Ito
name: A.R. / いとうかなこ
type: Composition

re;stratosphere / KAORI
type: Performance

A.R. / いとうかなこ
name: A.R. / Kanako Ito
type: Performance
by artist: Koichi Katayama
performer: Koichi Katayama

re;stratosphere / KAORI [Limited Edition]
title: re;stratosphere / KAORI [初回限定盤]
type: Performance

フェノグラム / 彩音
title: Phenogram / Ayane
performer: Koichi Katayama
type: Performance
by artist: Koichi Katayama

エレファントノーシ/ 彩音
type: Release
type: MusicAlbum
by artist: Koichi Katayama
date published: 2008-08-06
catalogue number: FVCG-1037
creator: Koichi Katayama
name: Elephant Notes / Ayane
created: 2008-08-06

この青空に約束を / KAORI
title: Konoaozora ni Yakusoku wo / KAORI
type: Performance

VECTOR / いとうかなこ
name: VECTOR / Kanako Ito
type: Composition

Que～エンシェントリーフの妖精～ Perfect Vocal Collection
type: Composition
name: Que ~Fairy of Ancient Leaf~ Perfect Vocal Collection @en
name: Que ~Ancient Leaf no Yousei~ Perfect Vocal Collection

DOLPHIN☆JET / 彩音
name: DOLPHIN☆JET / Ayane
date published: 2007-07-25
catalogue number: VGCD-1018
type: Release
type: MusicAlbum
created: 2007-07-25
creator: Koichi Katayama
by artist: Koichi Katayama

Phenogram / Ayane
type: Composition
title: フェノグラム / 彩音

TVアニメ「ケンコー全裸系水泳部 ウミショー」サウンドトラック
by artist: Koichi Katayama
date published: 2007-11-21
creator: Koichi Katayama
name: Kenko Zenrakei Suieibu Umisho Soundtrack
type: MusicAlbum
type: Release
created: 2007-11-21
catalogue number: VGCD-0124

TVアニメ「はぴねす!」サウンドトラック
name: TV Anime "Happiness!" Soundtrack
type: Performance

ひぐらしのなく頃に祭オープニングテーマ 嘆きノ森
type: MusicAlbum
date published: 2007-02-22
creator: Koichi Katayama
name: Higurashi no Naku Koro ni Matsuri Opening Theme – Nageki no Mori
created: 2007-02-22
by artist: Koichi Katayama
catalogue number: VGCD-1006
type: Release

PolePole! / Ayumi Murata
title: PolePole! / 村田あゆみ
type: Composition

Myself;Yourself Audio Tracks -for GAME-
type: Composition

ARIA The NATURAL ~Tooi Yume no Mirage~ Soundtrack
title: ARIA The NATURAL ～遠い記憶のミラージュ～ サウンドトラック
type: Performance
by artist: Koichi Katayama
performer: Koichi Katayama

TVアニメ「ケンコー全裸系水泳部 ウミショー」サウンドトラック
type: Performance
name: Kenko Zenrakei Suieibu Umisho Soundtrack
performer: Koichi Katayama
by artist: Koichi Katayama

Amaranthine / いとうかなこ
name: Amaranthine / Kanako Ito
type: Composition

Memories Off #5 とぎれたフィルム プレミアムコレクション1 Asuka (C.V.野川さくら)
title: Memories Off #5 Togireta Film Premium Collection 1 Asuka (C.V. Sakura Nogawa)
type: Composition

マジカル★ジェネレーション / 榊原 ゆい
date published: 2006-10-25
by artist: Koichi Katayama
name: Magical★Generation / Yui Sakakibara
created: 2006-10-25
creator: Koichi Katayama
type: MusicAlbum
type: Release
catalogue number: ZMCZ-3041

VECTOR / いとうかなこ
type: Performance
title: VECTOR / Kanako Ito

フェノグラム / 彩音
name: Phenogram / Ayane [with DVD]
type: MusicAlbum
type: Release
creator: Koichi Katayama
date published: 2013-05-29
catalogue number: FVCG-1238
by artist: Koichi Katayama
created: 2013-05-29

marble / TOMOSUKE
type: Composition

SWEET LOVER's Myself;Yourself Best Song Album
creator: Koichi Katayama
type: Release
created: 2008-04-23
type: MusicAlbum
catalogue number: VGCD-0139
date published: 2008-04-23
by artist: Koichi Katayama

RASTER / Kanako Ito
name: RASTER / いとうかなこ
date published: 2014-02-26
catalogue number: FVCG-1290
creator: Koichi Katayama
type: Release
by artist: Koichi Katayama
type: MusicAlbum
created: 2014-02-26

Splash BLUE ~太陽とレモネード~ / 村田あゆみ
by artist: Koichi Katayama
title: Splash BLUE The Sun, with Lemonade / Ayumi Murata
catalogue number: VGCD-1019
creator: Koichi Katayama
type: Release
type: MusicAlbum
created: 2007-07-25
date published: 2007-07-25

RASTER / いとうかなこ
title: RASTER / Kanako Ito
type: Performance

Re:Set / Zwei
date published: 2013-04-24
catalogue number: FVCG-1231
type: MusicAlbum
by artist: Koichi Katayama
type: Release
creator: Koichi Katayama
created: 2013-04-24

ARIA The NATURAL ~Tooi Yume no Mirage~ Soundtrack
title: ARIA The NATURAL ～遠い記憶のミラージュ～ サウンドトラック
type: Composition

Que～エンシェントリーフの妖精～ Audio Collection
type: Performance
title: Que ~Fairy of Ancient Leaf~ Audio Collection @en
name: Que ~Ancient Leaf no Yousei~ Audio Collection
performer: Koichi Katayama
by artist: Koichi Katayama

Memories Off 6 ~T-wave~ Audio Collection
name: メモリーズオフ6 ～T-wave～ Audio Collection
type: Performance

ガトー・ショコラ
title: gâteau au chocolat
type: Composition

Re:Set / Zwei
type: Performance

SWEET LOVER's Myself;Yourself Best Song Album
type: Performance

Remember11 -the age of infinity- SoundTrack
by artist: Koichi Katayama
type: Performance
performer: Koichi Katayama

ARIA The NATURAL ~Tooi Yume no Mirage~ Theme Song "Blue Blue Wave
title: PS2用ソフト『ARIA The NATURAL～遠い記憶（ゆめ）のミラージュ』 主題歌 「BLUE BLUE WAVE」
type: Performance

Re:Set / Zwei
type: Composition

星空へのモノローグ / Kicco
type: Composition
name: Monologue to a Starry Sky / Kicco @en
name: Hoshizora e no Monologue / Kicco

はぴねす! Vocal Collection
type: MusicAlbum
title: Happiness! Vocal Collection
created: 2007-05-16
catalogue number: ZMCZ-3327
date published: 2007-05-16
by artist: Koichi Katayama
creator: Koichi Katayama
type: Release

はぴねす! / 村田 あゆみ
title: Happiness! / Ayumi Murata
date published: 2006-10-25
type: MusicAlbum
created: 2006-10-25
type: Release
catalogue number: ZMCZ-3040
creator: Koichi Katayama
by artist: Koichi Katayama

PolePole! / 村田あゆみ
type: Performance
name: PolePole! / Ayumi Murata

TVアニメ「はぴねす!」サウンドトラック
title: TV Anime "Happiness!" Soundtrack
type: Composition

RASTER / いとうかなこ
title: RASTER / Kanako Ito
type: Composition

ひぐらしのなく頃に祭オープニングテーマ 嘆きノ森
type: Composition
name: Higurashi no Naku Koro ni Matsuri Opening Theme – Nageki no Mori

この青空に約束を― ～ようこそつぐみ寮へ～ The BEST vocal collection
title: Kono Aozora ni Yakusoku wo― ~Youkoso Tsugumi-ryou e~ The BEST vocal collection
type: Composition

ChaosAttractor / Kanako Ito [Limited Edition]
date published: 2010-01-27
by artist: Koichi Katayama
created: 2010-01-27
type: Release
type: MusicAlbum
catalogue number: FVCG-1104
creator: Koichi Katayama

ひぐらしのなく頃に祭オープニングテーマ 嘆きノ森
title: Higurashi no Naku Koro ni Matsuri Opening Theme – Nageki no Mori
by artist: Koichi Katayama
type: Performance
performer: Koichi Katayama

ARIA The ORIGINATION ~Il Cielo of the Blue Planet~ Theme Song CD 'graceful way' 'The Star Where Flowers Bloom' 'Il Cielo'
creator: Koichi Katayama
name: PS2ゲーム 『ARIA The ORIGINATION ～蒼い惑星のエルシエロ～』 主題歌 「graceful way」 「花ノ咲ク星」 「Il Cielo」
by artist: Koichi Katayama
date published: 2008-07-25
catalogue number: FVCG-1035
type: Release
type: MusicAlbum
created: 2008-07-25

A.R. / Kanako Ito
by artist: Koichi Katayama
type: Release
creator: Koichi Katayama
created: 2010-07-28
name: A.R. / いとうかなこ
catalogue number: FVCG-1119
type: MusicAlbum
date published: 2010-07-28

Luminous Flux / Ayane [with DVD]
name: Luminous Flux / 彩音
performer: Koichi Katayama
type: Performance
by artist: Koichi Katayama

Sokujin no Pandora / Sakura Nogawa
type: Composition
name: 塞塵のパンドラ ／ 野川さくら

PS2ゲーム 『ARIA The ORIGINATION ～蒼い惑星のエルシエロ～』 主題歌 「graceful way」 「花ノ咲ク星」 「Il Cielo」
title: ARIA The ORIGINATION ~Il Cielo of the Blue Planet~ Theme Song CD 'graceful way' 'The Star Where Flowers Bloom' 'Il Cielo'
type: Performance

Splash BLUE The Sun, with Lemonade / Ayumi Murata
name: Splash BLUE ~太陽とレモネード~ / 村田あゆみ
type: Composition

Happiness! / Ayumi Murata
type: Performance
name: はぴねす! / 村田 あゆみ

VECTOR / Kanako Ito [Limited Edition]
by artist: Koichi Katayama
type: Performance
performer: Koichi Katayama
name: VECTOR / いとうかなこ

ribbon / After Rain
date published: 2005-02-02
catalogue number: KDCM-0023
type: MusicAlbum
type: Release
creator: Koichi Katayama
created: 2005-02-02
by artist: Koichi Katayama

ARIA The NATURAL ～遠い記憶のミラージュ～ サウンドトラック
name: ARIA The NATURAL ~Tooi Yume no Mirage~ Soundtrack
created: 2006-09-28
date published: 2006-09-28
type: MusicAlbum
type: Release
creator: Koichi Katayama
catalogue number: FPBD-0003
by artist: Koichi Katayama

マジカル★ジェネレーション / 榊原 ゆい
name: Magical★Generation / Yui Sakakibara
type: Composition

Re:Set / Zwei
type: Composition

Amaranthine / Kanako Ito
name: Amaranthine / いとうかなこ
catalogue number: FVCG-1136
by artist: Koichi Katayama
type: Release
type: MusicAlbum
created: 2010-12-22
creator: Koichi Katayama
date published: 2010-12-22

TVアニメ「ケンコー全裸系水泳部 ウミショー」サウンドトラック
type: Composition
name: Kenko Zenrakei Suieibu Umisho Soundtrack

'&'-空の向こうで咲きますように- サウンドトラック
name: '&' -Sora no Mukou de Sakimasu You ni- Soundtrack
type: Performance

Ever17 -the out of infinity- Premium Edition SoundTrack
type: Composition

ChaosAttractor / Kanako Ito [Limited Edition]
type: Composition

TVアニメ「はぴねす!」サウンドトラック
type: MusicAlbum
name: TV Anime "Happiness!" Soundtrack
date published: 2006-11-22
created: 2006-11-22
by artist: Koichi Katayama
catalogue number: ZMCZ-3042
creator: Koichi Katayama
type: Release

re;stratosphere / KAORI [Limited Edition]
name: re;stratosphere / KAORI [初回限定盤]
type: Composition

Luminous Flux / 彩音
name: Luminous Flux / Ayane
type: MusicAlbum
type: Release
creator: Koichi Katayama
date published: 2014-01-29
created: 2014-01-29
by artist: Koichi Katayama
catalogue number: FVCG-1288

GRAVITY ERROR / ayane
by artist: Koichi Katayama
title: GRAVITY ERROR / 彩音
type: Release
creator: Koichi Katayama
date published: 2009-04-22
catalogue number: FVCG-1077
type: MusicAlbum
created: 2009-04-22

この青空に約束を / KAORI
type: Composition
title: Konoaozora ni Yakusoku wo / KAORI

Luminous Flux / 彩音
type: Performance
name: Luminous Flux / Ayane

Splash BLUE ~太陽とレモネード~ / 村田あゆみ
name: Splash BLUE The Sun, with Lemonade / Ayumi Murata
type: Performance

Myself;Yourself Ending Theme "Kimi to Yozora to Sakamichi to
name: Myself;Yourself エンディングテーマ キミと夜空と坂道と / いとうかなこ
type: Composition

Myself;Yourself Audio Tracks -for GAME-
creator: Koichi Katayama
by artist: Koichi Katayama
date published: 2007-12-20
type: Release
type: MusicAlbum
catalogue number: FPBD-0044
created: 2007-12-20

STEINS;GATE VOCAL BEST
type: MusicAlbum
type: Release
catalogue number: FVCG-1246
created: 2013-06-26
by artist: Koichi Katayama
date published: 2013-06-26
creator: Koichi Katayama

TV Anime "Kenko Zenrakei Suieibu Umisho" The BEST vocal collection
type: Composition
title: TVアニメ「ケンコー全裸系水泳部 ウミショー」The BEST vocal collection

'&' -Sora no Mukou de Sakimasu You ni- Soundtrack
type: Composition
name: '&'-空の向こうで咲きますように- サウンドトラック

Ever17 -the out of infinity- Premium Edition SoundTrack
type: Performance
performer: Koichi Katayama
by artist: Koichi Katayama

marble -Re Edition- / TOMOSUKE
type: MusicAlbum
catalogue number: LC1785
by artist: Koichi Katayama
date published: 2009-08-21
created: 2009-08-21
creator: Koichi Katayama
type: Release

ChaosAttractor / Kanako Ito
type: Release
type: MusicAlbum
catalogue number: FVCG-1105
date published: 2010-01-27
created: 2010-01-27
by artist: Koichi Katayama
creator: Koichi Katayama

marble / TOMOSUKE
catalogue number: LC1363
date published: 2005-02-25
type: Release
type: MusicAlbum
creator: Koichi Katayama
created: 2005-02-25
by artist: Koichi Katayama

Memories Off 6 ~T-wave~ Audio Collection
type: Composition
title: メモリーズオフ6 ～T-wave～ Audio Collection

ribbon / After Rain
by artist: Koichi Katayama
type: Performance
performer: Koichi Katayama

cloudier sky / Ayane
type: Composition

Kono Aozora ni Yakusoku wo― ~Youkoso Tsugumi-ryou e~ The BEST vocal collection
name: この青空に約束を― ～ようこそつぐみ寮へ～ The BEST vocal collection
type: Performance

レジリエンス ～Memories Off BEST～ / 彩音
name: Resilience ~Memories Off BEST~ / Ayane
type: Performance

Sokujin no Pandora / Sakura Nogawa
name: 塞塵のパンドラ ／ 野川さくら
type: Performance

この青空に約束を / KAORI
created: 2007-04-25
title: Konoaozora ni Yakusoku wo / KAORI
type: Release
type: MusicAlbum
date published: 2007-04-25
creator: Koichi Katayama
by artist: Koichi Katayama
catalogue number: ZMCZ-3325

Que ~Ancient Leaf no Yousei~ Audio Collection
date published: 2007-06-28
creator: Koichi Katayama
created: 2007-06-28
catalogue number: FPBD-0006
type: Release
type: MusicAlbum
title: Que ~Fairy of Ancient Leaf~ Audio Collection @en
name: Que～エンシェントリーフの妖精～ Audio Collection
by artist: Koichi Katayama

Hoshizora e no Monologue / Kicco
type: Performance
performer: Koichi Katayama
title: 星空へのモノローグ / Kicco
title: Monologue to a Starry Sky / Kicco @en
by artist: Koichi Katayama

明日へのキズナ / HIMEKA
type: Performance
title: Asu e no Kizuna / HIMEKA

GRAVITY ERROR / 彩音
type: Composition
name: GRAVITY ERROR / ayane

Steins;Gate Audio Series Laboratory Member 007 Faris Nyannyan
performer: Koichi Katayama
type: Performance
title: 「STEINS;GATE」オーディオシリーズ ☆ラボメンナンバー007☆フェイリス・ニャンニャン(cv.桃井はるこ)
by artist: Koichi Katayama

PS2用ソフト『ARIA The NATURAL～遠い記憶（ゆめ）のミラージュ』 主題歌 「BLUE BLUE WAVE」
type: MusicAlbum
catalogue number: VGCD-1004
type: Release
creator: Koichi Katayama
date published: 2006-10-06
name: ARIA The NATURAL ~Tooi Yume no Mirage~ Theme Song "Blue Blue Wave
by artist: Koichi Katayama
created: 2006-10-06

Re:Set / Zwei
type: Release
type: MusicAlbum
by artist: Koichi Katayama
catalogue number: FVCG-1232
created: 2013-04-24
creator: Koichi Katayama
date published: 2013-04-24

VECTOR / Kanako Ito [Limited Edition]
type: Composition
title: VECTOR / いとうかなこ

cloudier sky / Ayane [Limited Edition]
date published: 2008-01-25
type: Release
type: MusicAlbum
created: 2008-01-25
catalogue number: ZMCZ-3910
title: cloudier sky / 彩音
creator: Koichi Katayama
by artist: Koichi Katayama

TV Anime "Kenko Zenrakei Suieibu Umisho" The BEST vocal collection
date published: 2008-04-23
type: Release
created: 2008-04-23
type: MusicAlbum
name: TVアニメ「ケンコー全裸系水泳部 ウミショー」The BEST vocal collection
creator: Koichi Katayama
by artist: Koichi Katayama
catalogue number: VGCD-0138

gâteau au chocolat
type: Performance
name: ガトー・ショコラ

Resilience ~Memories Off BEST~ / Ayane
type: Composition
name: レジリエンス ～Memories Off BEST～ / 彩音

STEINS;GATE VOCAL BEST
type: Composition

Resilience ~Memories Off BEST~ / Ayane
by artist: Koichi Katayama
creator: Koichi Katayama
type: Release
name: レジリエンス ～Memories Off BEST～ / 彩音
type: MusicAlbum
catalogue number: USSW-0085
date published: 2018-03-21
created: 2018-03-21

Luminous Flux / 彩音
name: Luminous Flux / Ayane
type: Composition

Amaranthine / Kanako Ito
type: Performance
performer: Koichi Katayama
by artist: Koichi Katayama
title: Amaranthine / いとうかなこ

cloudier sky / Ayane [Limited Edition]
type: Composition
title: cloudier sky / 彩音

Phenogram / Ayane
created: 2013-05-29
by artist: Koichi Katayama
title: フェノグラム / 彩音
creator: Koichi Katayama
type: MusicAlbum
catalogue number: FVCG-1239
type: Release
date published: 2013-05-29

Myself;Yourself Ending Theme "Kimi to Yozora to Sakamichi to
by artist: Koichi Katayama
creator: Koichi Katayama
name: Myself;Yourself エンディングテーマ キミと夜空と坂道と / いとうかなこ
type: MusicAlbum
type: Release
date published: 2007-10-24
catalogue number: VGCD-1021
created: 2007-10-24

RASTER / いとうかなこ
title: RASTER / Kanako Ito
type: Performance

Higurashi no Naku Koro ni Matsuri Original Soundtrack
date published: 2007-02-22
by artist: Koichi Katayama
title: ひぐらしのなく頃に祭 オリジナルサウンドトラック
created: 2007-02-22
catalogue number: FPBD-0004
type: Release
type: MusicAlbum
creator: Koichi Katayama

12RIVEN -the Ψcliminal of integral- Soundtrack
type: Composition

Memories Off #5 とぎれたフィルム プレミアムコレクション1 Asuka (C.V.野川さくら)
title: Memories Off #5 Togireta Film Premium Collection 1 Asuka (C.V. Sakura Nogawa)
type: Performance

Myself;Yourself Ending Theme "Kimi to Yozora to Sakamichi to
name: Myself;Yourself エンディングテーマ キミと夜空と坂道と / いとうかなこ
type: Performance
by artist: Koichi Katayama
performer: Koichi Katayama

Phenogram / Ayane [with DVD]
name: フェノグラム / 彩音
performer: Koichi Katayama
by artist: Koichi Katayama
type: Performance

RASTER / いとうかなこ
name: RASTER / Kanako Ito
created: 2014-02-26
creator: Koichi Katayama
date published: 2014-02-26
type: MusicAlbum
type: Release
by artist: Koichi Katayama
catalogue number: FVCG-1289

Re:Set / Zwei
type: Performance

ARIA The NATURAL ~Tooi Yume no Mirage~ Theme Song "Blue Blue Wave
title: PS2用ソフト『ARIA The NATURAL～遠い記憶（ゆめ）のミラージュ』 主題歌 「BLUE BLUE WAVE」
type: Composition

エレファントノーシ/ 彩音
name: Elephant Notes / Ayane
type: Performance

Myself;Yourself Audio Tracks -for GAME-
type: Performance

ChaosAttractor / Kanako Ito
performer: Koichi Katayama
type: Performance
by artist: Koichi Katayama

AKABEiSOFT2&Sisters Vocal Collection
type: Performance

Memories Off #5 とぎれたフィルム プレミアムコレクション1 Asuka (C.V.野川さくら)
date published: 2005-11-25
creator: Koichi Katayama
type: MusicAlbum
created: 2005-11-25
title: Memories Off #5 Togireta Film Premium Collection 1 Asuka (C.V. Sakura Nogawa)
by artist: Koichi Katayama
catalogue number: VGCD-0006
type: Release

ChaosAttractor / Kanako Ito
type: Composition

birthinfo
type: Birth
place: Shinjuku, Tokyo, Japan
principal: Koichi Katayama
date: 1977-01-01

明日へのキズナ / HIMEKA
title: Asu e no Kizuna / HIMEKA
type: Composition

re;stratosphere / KAORI
type: Composition

Que～エンシェントリーフの妖精～ Perfect Vocal Collection
title: Que ~Fairy of Ancient Leaf~ Perfect Vocal Collection @en
name: Que ~Ancient Leaf no Yousei~ Perfect Vocal Collection
type: Performance

エレファントノーシ/ 彩音
name: Elephant Notes / Ayane
type: Composition

星空へのモノローグ / Kicco
title: Monologue to a Starry Sky / Kicco @en
by artist: Koichi Katayama
name: Hoshizora e no Monologue / Kicco
catalogue number: VGCD-1030
creator: Koichi Katayama
created: 2007-12-21
type: MusicAlbum
type: Release
date published: 2007-12-21

'&'-空の向こうで咲きますように- サウンドトラック
date published: 2012-04-25
name: '&' -Sora no Mukou de Sakimasu You ni- Soundtrack
type: MusicAlbum
catalogue number: FVCG-1195
by artist: Koichi Katayama
type: Release
creator: Koichi Katayama
created: 2012-04-25

Que ~Ancient Leaf no Yousei~ Audio Collection
name: Que～エンシェントリーフの妖精～ Audio Collection
name: Que ~Fairy of Ancient Leaf~ Audio Collection @en
type: Composition

marble / TOMOSUKE
performer: Koichi Katayama
type: Performance
by artist: Koichi Katayama

marble -Re Edition- / TOMOSUKE
type: Performance

Koichi Katayama
performed: marble / TOMOSUKE
made: DOLPHIN☆JET / 彩音
made: VECTOR / Kanako Ito
album: DOLPHIN☆JET / 彩音
made: Ever17 -the out of infinity- Premium Edition SoundTrack
made: TV Anime "Kenko Zenrakei Suieibu Umisho" The BEST vocal collection
album: ChaosAttractor / Kanako Ito [Limited Edition]
made: VECTOR / Kanako Ito [Limited Edition]
album: Splash BLUE ~太陽とレモネード~ / 村田あゆみ
made: Luminous Flux / Ayane [with DVD]
performed: 12RIVEN -the Ψcliminal of integral- Soundtrack
album: ARIA The NATURAL ～遠い記憶のミラージュ～ サウンドトラック
made: marble / TOMOSUKE
album: VECTOR / Kanako Ito [Limited Edition]
album: メモリーズオフ6 ～T-wave～ Audio Collection
made: Amaranthine / Kanako Ito
album: Memories Off #5 とぎれたフィルム プレミアムコレクション1 Asuka (C.V.野川さくら)
made: RASTER / Kanako Ito
performed: Ever17 -the out of infinity- Premium Edition SoundTrack
performed: Hoshizora e no Monologue / Kicco
made: Re:Set / Zwei
album: TVアニメ「ケンコー全裸系水泳部 ウミショー」サウンドトラック
album: RASTER / いとうかなこ
album: cloudier sky / Ayane [Limited Edition]
album: Occultics no Majo / Ayumu
made: PS2用ソフト『ARIA The NATURAL～遠い記憶（ゆめ）のミラージュ』 主題歌 「BLUE BLUE WAVE」
album: ribbon / After Rain
album: ChaosAttractor / Kanako Ito
album: PolePole! / Ayumi Murata
made: 星空へのモノローグ / Kicco
account: OnlineChatAccount
  account service homepage: http://www.twitter.com/
  account name: paddest
made: marble -Re Edition- / TOMOSUKE
album: SWEET LOVER's Myself;Yourself Best Song Album
album: VECTOR / Kanako Ito
made: STEINS;GATE VOCAL BEST
made: ARIA The NATURAL ～遠い記憶のミラージュ～ サウンドトラック
performed: ARIA The NATURAL ~Tooi Yume no Mirage~ Soundtrack
made: Resilience ~Memories Off BEST~ / Ayane
performed: VECTOR / Kanako Ito [Limited Edition]
made: プロセス cw:third bridge ／ KAORI.
album: '&'-空の向こうで咲きますように- サウンドトラック
performed: GRAVITY ERROR / 彩音
performed: ChaosAttractor / Kanako Ito
made: Asu e no Kizuna / HIMEKA
album: Que ~Ancient Leaf no Yousei~ Audio Collection
album: Higurashi no Naku Koro ni Matsuri Original Soundtrack
made: Luminous Flux / 彩音
made: Que ~Ancient Leaf no Yousei~ Perfect Vocal Collection
made: TVアニメ「ケンコー全裸系水泳部 ウミショー」サウンドトラック
album: Myself;Yourself Ending Theme "Kimi to Yozora to Sakamichi to
made: Phenogram / Ayane
made: Remember11 -the age of infinity- SoundTrack
type: Person
made: PolePole! / Ayumi Murata
performed: TVアニメ「ケンコー全裸系水泳部 ウミショー」サウンドトラック
album: プロセス cw:third bridge ／ KAORI.
album: re;stratosphere / KAORI
album: Ever17 -the out of infinity- Premium Edition SoundTrack
album: TVアニメ「はぴねす!」サウンドトラック
made: A.R. / Kanako Ito
performed: Que～エンシェントリーフの妖精～ Audio Collection
made: はぴねす! Vocal Collection
album: Steins;Gate Audio Series Laboratory Member 007 Faris Nyannyan
album: フェノグラム / 彩音
album: Re:Set / Zwei
made: マジカル★ジェネレーション / 榊原 ゆい
made: ARIA The ORIGINATION ~Il Cielo of the Blue Planet~ Theme Song CD 'graceful way' 'The Star Where Flowers Bloom' 'Il Cielo'
made: 12RIVEN -the Ψcliminal of integral- Soundtrack
album: 12RIVEN -the Ψcliminal of integral- Soundtrack
performed: Steins;Gate Audio Series Laboratory Member 007 Faris Nyannyan
album: 星空へのモノローグ / Kicco
made: フェノグラム / 彩音
performed: Luminous Flux / Ayane [with DVD]
album: ARIA The ORIGINATION ~Il Cielo of the Blue Planet~ Theme Song CD 'graceful way' 'The Star Where Flowers Bloom' 'Il Cielo'
album: マジカル★ジェネレーション / 榊原 ゆい
album: Myself;Yourself Audio Tracks -for GAME-
album: はぴねす! Vocal Collection
made: Myself;Yourself Ending Theme "Kimi to Yozora to Sakamichi to
made: cloudier sky / Ayane [Limited Edition]
type: MusicGroup

Ever17 -the out of infinity- Premium Edition SoundTrack
date published: 2009-03-27
creator: Koichi Katayama
created: 2009-03-27
type: MusicAlbum
type: Release
catalogue number: FPBD-0112
by artist: Koichi Katayama

マジカル★ジェネレーション / 榊原 ゆい
name: Magical★Generation / Yui Sakakibara
type: Performance

cloudier sky / Ayane
type: Performance

re;stratosphere / KAORI [Limited Edition]
title: re;stratosphere / KAORI [初回限定盤]
type: MusicAlbum
type: Release
date published: 2007-08-10
creator: Koichi Katayama
catalogue number: VGCD-50004
created: 2007-08-10
by artist: Koichi Katayama

この青空に約束を― ～ようこそつぐみ寮へ～ The BEST vocal collection
creator: Koichi Katayama
name: Kono Aozora ni Yakusoku wo― ~Youkoso Tsugumi-ryou e~ The BEST vocal collection
catalogue number: ZMCZ-3850
by artist: Koichi Katayama
date published: 2008-01-25
type: Release
type: MusicAlbum
created: 2008-01-25

Happiness! Vocal Collection
type: Composition
title: はぴねす! Vocal Collection

ribbon / After Rain
type: Composition

AKABEiSOFT2&Sisters Vocal Collection
date published: 2015-04-24
type: Release
type: MusicAlbum
created: 2015-04-24
catalogue number: DIFE-1025
by artist: Koichi Katayama
creator: Koichi Katayama