oath sign / LiSA
by artist: Seiichiro Hayakawa
type: Performance
performer: Seiichiro Hayakawa

ヒカリ証明論 / CHiCO with HoneyWorks
creator: Seiichiro Hayakawa
type: MusicAlbum
title: HIKARI SHOUMEIRON / CHiCO with HoneyWorks
created: 2018-08-08
type: Release
date published: 2018-08-08
catalogue number: SMCL-555
by artist: Seiichiro Hayakawa

Divine Gate BONUS DISC VOL.2 SOUNDTRACK [Part I]
type: Performance
title: ディバインゲート BONUS DISC VOL.2 SOUNDTRACK [Part I]

AMAKANO Original Sound Track
type: Performance
title: 『アマカノ』オリジナルサウンドトラック

DUALITY CODE / GARNiDELiA
type: Composition

GARNiDELiA BEST [初回限定盤A]
title: GARNiDELiA BEST [Limited Edition A]
type: Performance

LiSA BEST -Day- & LiSA BEST -Way- / LiSA
created: 2018-05-09
creator: Seiichiro Hayakawa
type: MusicAlbum
catalogue number: VVCL-1228~31
type: Release
date published: 2018-05-09
by artist: Seiichiro Hayakawa

Azarashi Software Complete Album
title: AZARASHISOFT COMPLETE ALBUM @en
date published: 2019-04-26
by artist: Seiichiro Hayakawa
type: Release
created: 2019-04-26
catalogue number: AZAREC-007
title: あざらしそふと コンプリートアルバム
creator: Seiichiro Hayakawa
type: MusicAlbum

GARNiDELiA BEST
type: Performance
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa

birthinfo
date: 1984-06-13
principal: Seiichiro Hayakawa
type: Birth

oath sign / LiSA [Limited Edition]
type: Composition

EASY LOVE / 上坂すみれ [初回限定盤]
name: EASY LOVE / Sumire Uesaka [Limited Edition]
type: Composition

アイコトバ / GARNiDELiA
name: Aikotoba / GARNiDELiA [Limited Edition]
type: Performance
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa

LiSA BEST -Way- / LiSA [Limited Edition]
type: Composition

DUALITY CODE / GARNiDELiA [きゃにめ限定盤]
type: Performance
name: DUALITY CODE / GARNiDELiA [canime Limited Edition]

Fairy Castle / ClariS [Limited Edition]
type: Composition

Matataku Sekai ni i wo Yurase / CHiCO with HoneyWorks
name: 瞬く世界に i を揺らせ / CHiCO with HoneyWorks
type: Performance

ディバインゲート BONUS DISC VOL.2 SOUNDTRACK [Part I]
title: Divine Gate BONUS DISC VOL.2 SOUNDTRACK [Part I]
type: Composition

glow / Inori Minase
type: Performance
title: glow / 水瀬いのり

GARNiDELiA BEST
type: Release
date published: 2019-12-04
type: MusicAlbum
creator: Seiichiro Hayakawa
created: 2019-12-04
by artist: Seiichiro Hayakawa
catalogue number: VVCL-1572

Violet Cry / GARNiDELiA [Limited Edition]
catalogue number: SECL-2087~8
created: 2016-12-14
type: Release
by artist: Seiichiro Hayakawa
creator: Seiichiro Hayakawa
type: MusicAlbum
date published: 2016-12-14

REBEL FLAG / GARNiDELiA [期間生産限定盤]
name: REBEL FLAG / GARNiDELiA [Limited Edition]
type: Performance

EASY LOVE / 上坂すみれ
creator: Seiichiro Hayakawa
date published: 2021-04-21
type: MusicAlbum
created: 2021-04-21
name: EASY LOVE / Sumire Uesaka
catalogue number: KICM-2079
by artist: Seiichiro Hayakawa
type: Release

REBEL FLAG / GARNiDELiA [Limited Edition]
name: REBEL FLAG / GARNiDELiA [初回生産限定盤]
type: Composition

DUALITY CODE / GARNiDELiA [初回限定盤]
type: Composition
title: DUALITY CODE / GARNiDELiA [Limited Edition]

アイコトバ / GARNiDELiA
title: Aikotoba / GARNiDELiA [Limited Edition]
created: 2017-11-01
by artist: Seiichiro Hayakawa
creator: Seiichiro Hayakawa
catalogue number: VVCL-1113~4
type: Release
type: MusicAlbum
date published: 2017-11-01

DUALITY CODE / GARNiDELiA
type: Performance

LiSA BEST -Day- & LiSA BEST -Way- / LiSA
type: Composition

LiSA BEST -Way- / LiSA
created: 2018-05-09
by artist: Seiichiro Hayakawa
type: MusicAlbum
type: Release
catalogue number: VVCL-1227
creator: Seiichiro Hayakawa
date published: 2018-05-09

Fairy Castle / ClariS
by artist: Seiichiro Hayakawa
type: Performance
performer: Seiichiro Hayakawa

clever / ClariS×GARNiDELiA
type: Performance
by artist: Seiichiro Hayakawa
performer: Seiichiro Hayakawa

LOVER"S"MiLE / LiSA
type: MusicAlbum
creator: Seiichiro Hayakawa
date published: 2012-02-22
type: Release
by artist: Seiichiro Hayakawa
created: 2012-02-22
catalogue number: SVWC-7828

oath sign / LiSA
type: MusicAlbum
creator: Seiichiro Hayakawa
type: Release
date published: 2011-11-23
created: 2011-11-23
by artist: Seiichiro Hayakawa
catalogue number: SVWC-7804

LOVER"S"MiLE / LiSA
type: Performance

SPEED STAR / GARNiDELiA [Limited Edition]
type: Composition

oath sign / LiSA
type: Composition

ナッテ / やなぎなぎ
name: natte / yanaginagi [Limited Edition]
type: Composition

LiSA BEST -Day- & LiSA BEST -Way- / LiSA
type: Performance

EASY LOVE / Sumire Uesaka [Limited Edition]
catalogue number: KICM-92079
type: MusicAlbum
date published: 2021-04-21
creator: Seiichiro Hayakawa
name: EASY LOVE / 上坂すみれ [初回限定盤]
created: 2021-04-21
type: Release
by artist: Seiichiro Hayakawa

oath sign / LiSA [Limited Edition]
type: Composition

Aikotoba / GARNiDELiA [Limited Edition]
name: アイコトバ / GARNiDELiA
type: Composition

Linkage Ring / GARNiDELiA
type: Performance

Fairy Castle / ClariS [Limited Edition]
type: Performance
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa

EASY LOVE / 上坂すみれ
title: EASY LOVE / Sumire Uesaka
type: Composition

ディバインゲート BONUS DISC VOL.5 SOUNDTRACK [Part II]
type: Composition
name: Divine Gate BONUS DISC VOL.5 SOUNDTRACK [Part II]

REBEL FLAG / GARNiDELiA
type: Composition

Armagia -First diva.-
type: Composition
title: アルマギア -First diva.-

glow / 水瀬いのり [初回限定盤]
by artist: Seiichiro Hayakawa
created: 2022-07-20
catalogue number: KICS-94059
date published: 2022-07-20
type: MusicAlbum
title: glow / Inori Minase [Limited Edition]
type: Release
creator: Seiichiro Hayakawa

Splatoon3 ORIGINAL SOUNDTRACK -Ordertune-
type: Release
type: MusicAlbum
date published: 2024-12-11
by artist: Seiichiro Hayakawa
created: 2024-12-11
creator: Seiichiro Hayakawa
catalogue number: EBCD-10018~21

REBEL FLAG / GARNiDELiA [期間生産限定盤]
type: Composition
title: REBEL FLAG / GARNiDELiA [Limited Edition]

START the MAGIC HOUR / Lapis Re:LiGHTs STARS
title: START the MAGIC HOUR / ラピスリライツ・スターズ
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
type: Performance

Aimaimoko / Inori Minase
title: アイマイモコ / 水瀬いのり
type: Performance

DUALITY CODE / GARNiDELiA [きゃにめ限定盤]
title: DUALITY CODE / GARNiDELiA [canime Limited Edition]
type: Composition

LiSA BEST -Day- & LiSA BEST -Way- WiNTER PACKAGE / LiSA
type: Composition

Amakano Complete Box Original Soundtracks
type: Composition
title: アマカノ Complete Box オリジナルサウンドトラックス

Splatoon3 ORIGINAL SOUNDTRACK -Splatune3-
type: Composition

REBEL FLAG / GARNiDELiA [Limited Edition]
name: REBEL FLAG / GARNiDELiA [初回生産限定盤]
type: Performance

最悪な日でもあなたが好き。 / 芹澤優
name: Saiaku na Hi demo Anata ga Suki. / Yu Serizawa
type: Composition

Linkage Ring / GARNiDELiA
type: MusicAlbum
date published: 2015-01-21
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
catalogue number: DFCL-2114
type: Release
created: 2015-01-21

SPEED STAR / GARNiDELiA [Limited Edition]
type: Release
created: 2017-06-14
catalogue number: VVCL-1035~6
creator: Seiichiro Hayakawa
type: MusicAlbum
date published: 2017-06-14
by artist: Seiichiro Hayakawa

LiSA BEST -Day- & LiSA BEST -Way- WiNTER PACKAGE / LiSA
date published: 2018-10-10
created: 2018-10-10
catalogue number: VVCL-1310~2
type: MusicAlbum
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
type: Release

LOVER"S"MiLE / LiSA [Limited Edition]
type: Composition

natte / yanaginagi
by artist: Seiichiro Hayakawa
type: Release
type: MusicAlbum
catalogue number: GNCA-1523
date published: 2018-01-17
title: ナッテ / やなぎなぎ
created: 2018-01-17
creator: Seiichiro Hayakawa

EASY LOVE / Sumire Uesaka
type: Performance
title: EASY LOVE / 上坂すみれ

glow / Inori Minase [Limited Edition]
type: Composition
title: glow / 水瀬いのり [初回限定盤]

約束 -Promise code- / GARNiDELiA
name: Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
performer: Seiichiro Hayakawa
type: Performance
by artist: Seiichiro Hayakawa

oath sign / LiSA [Limited Edition]
date published: 2011-11-23
type: Release
catalogue number: SVWC-7800~1
by artist: Seiichiro Hayakawa
type: MusicAlbum
created: 2011-11-23
creator: Seiichiro Hayakawa

Splatoon3 ORIGINAL SOUNDTRACK -Ordertune-
type: Performance

LiSA BEST -Way- / LiSA [Limited Edition]
type: Performance

DUALITY CODE / GARNiDELiA [Limited Edition]
title: DUALITY CODE / GARNiDELiA [初回限定盤]
type: Performance

LOVER"S"MiLE / LiSA
type: Composition

Divine Gate BONUS DISC VOL.2 SOUNDTRACK [Part I]
name: ディバインゲート BONUS DISC VOL.2 SOUNDTRACK [Part I]
date published: 2016-05-11
type: MusicAlbum
creator: Seiichiro Hayakawa
catalogue number: TGCS-9318
by artist: Seiichiro Hayakawa
type: Release
created: 2016-05-11

Error / GARNiDELiA [Limited Edition]
type: Composition

あざらしそふと コンプリートアルバム
name: Azarashi Software Complete Album
type: Composition
name: AZARASHISOFT COMPLETE ALBUM @en

START the MAGIC HOUR / Lapis Re:LiGHTs STARS [Limited Edition]
type: Performance
title: START the MAGIC HOUR / ラピスリライツ・スターズ
by artist: Seiichiro Hayakawa
performer: Seiichiro Hayakawa

Brand New Door / 渡辺あゆ香 [渡辺あゆ香 ver.]
title: Brand New Door / Ayuka Watanabe [Ayuka Watanabe ver.]
type: Performance
by artist: Seiichiro Hayakawa
performer: Seiichiro Hayakawa

Violet Cry / GARNiDELiA [Limited Edition]
type: Composition

YAKIMOCHI STREAM! OST
title: ヤキモチストリーム オリジナルサウンドトラック
type: Composition

ヤキモチ☆ストリーム / 大島はるな
title: Yakimochi☆Stream / Haruna Oshima
type: Performance

Saiaku na Hi demo Anata ga Suki. / Yu Serizawa
type: Performance
title: 最悪な日でもあなたが好き。 / 芹澤優

瞬く世界に i を揺らせ / CHiCO with HoneyWorks [初回生産限定盤]
name: Matataku Sekai ni i wo Yurase / CHiCO with HoneyWorks [Limited Edition]
type: Composition

Amakano 2 Original Sound Track
type: Composition
name: 『アマカノ2』オリジナルサウンドトラック

ディバインゲート BONUS DISC VOL.5 SOUNDTRACK [Part II]
type: Release
type: MusicAlbum
by artist: Seiichiro Hayakawa
name: Divine Gate BONUS DISC VOL.5 SOUNDTRACK [Part II]
created: 2016-08-03
creator: Seiichiro Hayakawa
date published: 2016-08-03
catalogue number: TGCS-9435

Fairy Castle / ClariS
type: Composition

『アマカノ2』オリジナルサウンドトラック
type: Release
title: Amakano 2 Original Sound Track
by artist: Seiichiro Hayakawa
type: MusicAlbum
date published: 2020-04-24
created: 2020-04-24
creator: Seiichiro Hayakawa
catalogue number: AZAREC-012

ナッテ / やなぎなぎ
name: natte / yanaginagi [Limited Edition]
type: Performance

約束 -Promise code- / GARNiDELiA
type: Performance
name: Yakusoku -Promise code- / GARNiDELiA
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa

Linkage Ring / GARNiDELiA [Limited Edition]
type: Performance

EASY LOVE / Sumire Uesaka [Limited Anime Edition]
title: EASY LOVE / 上坂すみれ [期間限定アニメ盤]
type: Performance

Error / GARNiDELiA [Limited Edition]
type: Performance

Brand New Door / Ayuka Watanabe [Ayuka Watanabe ver.]
creator: Seiichiro Hayakawa
created: 2017-09-27
name: Brand New Door / 渡辺あゆ香 [渡辺あゆ香 ver.]
type: MusicAlbum
catalogue number: YSAM-0008
type: Release
date published: 2017-09-27
by artist: Seiichiro Hayakawa

Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
type: Composition
name: 約束 -Promise code- / GARNiDELiA

clever / ClariS×GARNiDELiA
type: Composition

Linkage Ring / GARNiDELiA [Limited Edition]
type: Composition

『アマカノ』オリジナルサウンドトラック
type: Composition
title: AMAKANO Original Sound Track

最悪な日でもあなたが好き。 / 芹澤優
name: Saiaku na Hi demo Anata ga Suki. / Yu Serizawa
type: Release
date published: 2018-07-25
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
catalogue number: EYCA-11968/B
type: MusicAlbum
created: 2018-07-25

EASY LOVE / 上坂すみれ [期間限定アニメ盤]
type: Release
catalogue number: KICM-92080
created: 2021-04-21
name: EASY LOVE / Sumire Uesaka [Limited Anime Edition]
date published: 2021-04-21
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
type: MusicAlbum

glow / 水瀬いのり
name: glow / Inori Minase
type: Composition

START the MAGIC HOUR / ラピスリライツ・スターズ
title: START the MAGIC HOUR / Lapis Re:LiGHTs STARS
type: Composition

Amakano Complete Box Original Soundtracks
type: MusicAlbum
type: Release
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
date published: 2019-08-30
name: アマカノ Complete Box オリジナルサウンドトラックス
catalogue number: N/A
created: 2019-08-30

ヤキモチストリーム オリジナルサウンドトラック
type: Performance
name: YAKIMOCHI STREAM! OST

約束 -Promise code- / GARNiDELiA
name: Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
type: Composition

GARNiDELiA BEST [Limited Edition A]
type: Composition
name: GARNiDELiA BEST [初回限定盤A]

DUALITY CODE / GARNiDELiA [きゃにめ限定盤]
catalogue number: SCCA-00125
created: 2021-11-17
name: DUALITY CODE / GARNiDELiA [canime Limited Edition]
type: MusicAlbum
date published: 2021-11-17
by artist: Seiichiro Hayakawa
type: Release
creator: Seiichiro Hayakawa

glow / Inori Minase [Limited Edition]
name: glow / 水瀬いのり [初回限定盤]
type: Performance

Yakimochi☆Stream / Haruna Oshima
name: ヤキモチ☆ストリーム / 大島はるな
by artist: Seiichiro Hayakawa
created: 2014-08-29
creator: Seiichiro Hayakawa
date published: 2014-08-29
type: Release
catalogue number: AME-0008
type: MusicAlbum

瞬く世界に i を揺らせ / CHiCO with HoneyWorks [初回生産限定盤]
type: Release
created: 2020-09-16
date published: 2020-09-16
creator: Seiichiro Hayakawa
name: Matataku Sekai ni i wo Yurase / CHiCO with HoneyWorks [Limited Edition]
by artist: Seiichiro Hayakawa
type: MusicAlbum
catalogue number: SMCL-660~3

Armagia -First diva.-
type: Performance
title: アルマギア -First diva.-

Linkage Ring / GARNiDELiA [Limited Edition]
type: Release
catalogue number: DFCL-2112~3
date published: 2015-01-21
created: 2015-01-21
creator: Seiichiro Hayakawa
type: MusicAlbum
by artist: Seiichiro Hayakawa

glow / 水瀬いのり
catalogue number: KICS-4059
creator: Seiichiro Hayakawa
name: glow / Inori Minase
by artist: Seiichiro Hayakawa
type: MusicAlbum
created: 2022-07-20
type: Release
date published: 2022-07-20

アイマイモコ / 水瀬いのり
title: Aimaimoko / Inori Minase
type: Composition

ヤキモチストリーム オリジナルサウンドトラック
type: MusicAlbum
by artist: Seiichiro Hayakawa
title: YAKIMOCHI STREAM! OST
type: Release
created: 2015-05-02
date published: 2015-05-02
creator: Seiichiro Hayakawa
catalogue number: MDCD-0001

Matataku Sekai ni i wo Yurase / CHiCO with HoneyWorks
type: Composition
name: 瞬く世界に i を揺らせ / CHiCO with HoneyWorks

Violet Cry / GARNiDELiA [Limited Edition]
type: Composition

LiSA BEST -Way- / LiSA
type: Composition

START the MAGIC HOUR / ラピスリライツ・スターズ
name: START the MAGIC HOUR / Lapis Re:LiGHTs STARS [Limited Edition]
type: Composition

LiSA BEST -Day- & LiSA BEST -Way- WiNTER PACKAGE / LiSA
type: Performance

最悪な日でもあなたが好き。 / 芹澤優
name: Saiaku na Hi demo Anata ga Suki. / Yu Serizawa
type: Composition

Violet Cry / GARNiDELiA
by artist: Seiichiro Hayakawa
type: Performance
performer: Seiichiro Hayakawa

ナッテ / やなぎなぎ
catalogue number: GNCA-1521
type: Release
title: natte / yanaginagi [Limited Edition]
creator: Seiichiro Hayakawa
date published: 2018-01-17
by artist: Seiichiro Hayakawa
type: MusicAlbum
created: 2018-01-17

AMAKANO Original Sound Track
created: 2015-04-24
by artist: Seiichiro Hayakawa
title: 『アマカノ』オリジナルサウンドトラック
date published: 2015-04-24
catalogue number: AZAREC-001
type: Release
creator: Seiichiro Hayakawa
type: MusicAlbum

SPEED STAR / GARNiDELiA [Limited Edition]
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
type: Performance

Fairy Castle / ClariS [Limited Edition]
type: Composition

Linkage Ring / GARNiDELiA
type: Composition

Violet Cry / GARNiDELiA [Limited Edition]
type: Performance

ナッテ / やなぎなぎ
name: natte / yanaginagi
type: Performance

GARNiDELiA BEST [Limited Edition A]
type: Release
date published: 2019-12-04
type: MusicAlbum
creator: Seiichiro Hayakawa
created: 2019-12-04
by artist: Seiichiro Hayakawa
title: GARNiDELiA BEST [初回限定盤A]
catalogue number: VVCL-1568~9

ナッテ / やなぎなぎ
title: natte / yanaginagi
type: Composition

EASY LOVE / Sumire Uesaka [Limited Edition]
name: EASY LOVE / 上坂すみれ [初回限定盤]
type: Performance

Violet Cry / GARNiDELiA [Limited Edition]
type: Performance

REBEL FLAG / GARNiDELiA
type: Performance

LOVER"S"MiLE / LiSA [Limited Edition]
type: Performance

Splatoon3 ORIGINAL SOUNDTRACK -Ordertune-
type: Composition

HIKARI SHOUMEIRON / CHiCO with HoneyWorks
title: ヒカリ証明論 / CHiCO with HoneyWorks
type: Composition

約束 -Promise code- / GARNiDELiA
title: Yakusoku -Promise code- / GARNiDELiA
type: Composition

oath sign / LiSA [Limited Edition]
type: Performance

HIKARI SHOUMEIRON / CHiCO with HoneyWorks
name: ヒカリ証明論 / CHiCO with HoneyWorks
type: Performance

約束 -Promise code- / GARNiDELiA
type: Release
by artist: Seiichiro Hayakawa
created: 2016-08-17
type: MusicAlbum
name: Yakusoku -Promise code- / GARNiDELiA
date published: 2016-08-17
catalogue number: SECL-1946
creator: Seiichiro Hayakawa

Magia Record: Mahou Shoujo Madoka☆Magica Gaiden ORIGINAL SOUND TRACK 1
name: MAGIA RECORD 01 SPECIAL CD 1: ORIGINAL SOUND TRACK I @en
created: 2020-03-04
catalogue number: ANZX-15552
by artist: Seiichiro Hayakawa
type: MusicAlbum
creator: Seiichiro Hayakawa
name: マギアレコード 魔法少女まどか☆マギカ外伝 ORIGINAL SOUND TRACK 1
date published: 2020-03-04
type: Release

Fairy Castle / ClariS [Limited Edition]
creator: Seiichiro Hayakawa
created: 2017-01-25
catalogue number: SECL-2106~7
type: MusicAlbum
type: Release
by artist: Seiichiro Hayakawa
date published: 2017-01-25

マギアレコード 魔法少女まどか☆マギカ外伝 ORIGINAL SOUND TRACK 1
title: MAGIA RECORD 01 SPECIAL CD 1: ORIGINAL SOUND TRACK I @en
type: Performance
title: Magia Record: Mahou Shoujo Madoka☆Magica Gaiden ORIGINAL SOUND TRACK 1

ディバインゲート BONUS DISC VOL.5 SOUNDTRACK [Part II]
name: Divine Gate BONUS DISC VOL.5 SOUNDTRACK [Part II]
type: Performance

REBEL FLAG / GARNiDELiA [期間生産限定盤]
name: REBEL FLAG / GARNiDELiA [Limited Edition]
type: Release
created: 2019-03-13
by artist: Seiichiro Hayakawa
catalogue number: VVCL-1415~6
creator: Seiichiro Hayakawa
type: MusicAlbum
date published: 2019-03-13

約束 -Promise code- / GARNiDELiA
title: Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
type: Performance
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa

Saiaku na Hi demo Anata ga Suki. / Yu Serizawa
title: 最悪な日でもあなたが好き。 / 芹澤優
type: Performance

ヤキモチ☆ストリーム / 大島はるな
name: Yakimochi☆Stream / Haruna Oshima
type: Composition

Fairy Castle / ClariS [Limited Edition]
catalogue number: SECL-2108~9
type: Release
type: MusicAlbum
created: 2017-01-25
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
date published: 2017-01-25

瞬く世界に i を揺らせ / CHiCO with HoneyWorks [初回生産限定盤]
name: Matataku Sekai ni i wo Yurase / CHiCO with HoneyWorks [Limited Edition]
type: Performance

Splatoon3 ORIGINAL SOUNDTRACK -Splatune3-
by artist: Seiichiro Hayakawa
created: 2023-04-26
type: MusicAlbum
date published: 2023-04-26
type: Release
catalogue number: EBCD-10014~7
creator: Seiichiro Hayakawa

Violet Cry / GARNiDELiA
creator: Seiichiro Hayakawa
type: Release
type: MusicAlbum
catalogue number: SECL-2091
date published: 2016-12-14
by artist: Seiichiro Hayakawa
created: 2016-12-14

Violet Cry / GARNiDELiA [Limited Edition]
catalogue number: SECL-2089~90
created: 2016-12-14
type: Release
by artist: Seiichiro Hayakawa
creator: Seiichiro Hayakawa
type: MusicAlbum
date published: 2016-12-14

LiSA BEST -Way- / LiSA [Limited Edition]
catalogue number: VVCL-1223~4
by artist: Seiichiro Hayakawa
type: MusicAlbum
type: Release
created: 2018-05-09
creator: Seiichiro Hayakawa
date published: 2018-05-09

REBEL FLAG / GARNiDELiA [初回生産限定盤]
catalogue number: VVCL-1412~3
date published: 2019-03-13
type: Release
created: 2019-03-13
title: REBEL FLAG / GARNiDELiA [Limited Edition]
by artist: Seiichiro Hayakawa
type: MusicAlbum
creator: Seiichiro Hayakawa

Fairy Castle / ClariS
type: Release
catalogue number: SECL-2110
by artist: Seiichiro Hayakawa
date published: 2017-01-25
creator: Seiichiro Hayakawa
created: 2017-01-25
type: MusicAlbum

LiSA BEST -Way- / LiSA
type: Performance

Fairy Castle / ClariS [Limited Edition]
type: Performance
performer: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa

Brand New Door / 渡辺あゆ香 [渡辺あゆ香 ver.]
name: Brand New Door / Ayuka Watanabe [Ayuka Watanabe ver.]
type: Composition

LOVER"S"MiLE / LiSA [Limited Edition]
type: Release
catalogue number: SVWC-7826~7
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
date published: 2012-02-22
type: MusicAlbum
created: 2012-02-22

Amakano Complete Box Original Soundtracks
name: アマカノ Complete Box オリジナルサウンドトラックス
by artist: Seiichiro Hayakawa
type: Performance
performer: Seiichiro Hayakawa

Error / GARNiDELiA [Limited Edition]
created: 2018-01-31
date published: 2018-01-31
type: MusicAlbum
catalogue number: VVCL-1156~7
by artist: Seiichiro Hayakawa
creator: Seiichiro Hayakawa
type: Release

DUALITY CODE / GARNiDELiA [Limited Edition]
by artist: Seiichiro Hayakawa
date published: 2021-11-17
type: Release
type: MusicAlbum
name: DUALITY CODE / GARNiDELiA [初回限定盤]
catalogue number: PCCA-06087
creator: Seiichiro Hayakawa
created: 2021-11-17

oath sign / LiSA [Limited Edition]
creator: Seiichiro Hayakawa
created: 2011-11-23
type: MusicAlbum
catalogue number: SVWC-7802~3
type: Release
date published: 2011-11-23
by artist: Seiichiro Hayakawa

Aimaimoko / Inori Minase
type: Release
type: MusicAlbum
catalogue number: KICM-1783
date published: 2017-08-09
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
created: 2017-08-09
title: アイマイモコ / 水瀬いのり

Magia Record: Mahou Shoujo Madoka☆Magica Gaiden ORIGINAL SOUND TRACK 1
type: Composition
name: マギアレコード 魔法少女まどか☆マギカ外伝 ORIGINAL SOUND TRACK 1
title: MAGIA RECORD 01 SPECIAL CD 1: ORIGINAL SOUND TRACK I @en

oath sign / LiSA [Limited Edition]
type: Performance

clever / ClariS×GARNiDELiA
created: 2016-09-14
type: MusicAlbum
date published: 2016-09-14
creator: Seiichiro Hayakawa
catalogue number: SECL-1975~6
type: Release
by artist: Seiichiro Hayakawa

Splatoon3 ORIGINAL SOUNDTRACK -Splatune3-
type: Performance

START the MAGIC HOUR / Lapis Re:LiGHTs STARS
type: Release
creator: Seiichiro Hayakawa
title: START the MAGIC HOUR / ラピスリライツ・スターズ
by artist: Seiichiro Hayakawa
catalogue number: VICL-65318
created: 2020-02-05
date published: 2020-02-05
type: MusicAlbum

約束 -Promise code- / GARNiDELiA
name: Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
type: Release
created: 2016-08-17
type: MusicAlbum
date published: 2016-08-17
creator: Seiichiro Hayakawa
by artist: Seiichiro Hayakawa
catalogue number: SECL-1947~8

最悪な日でもあなたが好き。 / 芹澤優
catalogue number: EYCA-11969
created: 2018-07-25
type: MusicAlbum
name: Saiaku na Hi demo Anata ga Suki. / Yu Serizawa
by artist: Seiichiro Hayakawa
date published: 2018-07-25
type: Release
creator: Seiichiro Hayakawa

GARNiDELiA BEST
type: Composition

REBEL FLAG / GARNiDELiA
type: Release
catalogue number: VVCL-1414
by artist: Seiichiro Hayakawa
type: MusicAlbum
creator: Seiichiro Hayakawa
created: 2019-03-13
date published: 2019-03-13

EASY LOVE / Sumire Uesaka [Limited Anime Edition]
type: Composition
name: EASY LOVE / 上坂すみれ [期間限定アニメ盤]

START the MAGIC HOUR / ラピスリライツ・スターズ
catalogue number: VIZL-1723
title: START the MAGIC HOUR / Lapis Re:LiGHTs STARS [Limited Edition]
date published: 2020-02-05
type: Release
created: 2020-02-05
creator: Seiichiro Hayakawa
type: MusicAlbum
by artist: Seiichiro Hayakawa

Amakano 2 Original Sound Track
title: 『アマカノ2』オリジナルサウンドトラック
performer: Seiichiro Hayakawa
type: Performance
by artist: Seiichiro Hayakawa

瞬く世界に i を揺らせ / CHiCO with HoneyWorks
name: Matataku Sekai ni i wo Yurase / CHiCO with HoneyWorks
type: Release
creator: Seiichiro Hayakawa
created: 2020-09-16
type: MusicAlbum
catalogue number: SMCL-664
date published: 2020-09-16
by artist: Seiichiro Hayakawa

Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
by artist: Seiichiro Hayakawa
name: 約束 -Promise code- / GARNiDELiA
catalogue number: SECL-1944~5
created: 2016-08-17
type: MusicAlbum
type: Release
date published: 2016-08-17
creator: Seiichiro Hayakawa

Violet Cry / GARNiDELiA
type: Composition

DUALITY CODE / GARNiDELiA
by artist: Seiichiro Hayakawa
type: MusicAlbum
catalogue number: PCCA-06088
created: 2021-11-17
date published: 2021-11-17
type: Release
creator: Seiichiro Hayakawa

Seiichiro Hayakawa
made: 『アマカノ2』オリジナルサウンドトラック
made: LiSA BEST -Day- & LiSA BEST -Way- WiNTER PACKAGE / LiSA
made: LiSA BEST -Day- & LiSA BEST -Way- / LiSA
album: Fairy Castle / ClariS
made: 最悪な日でもあなたが好き。 / 芹澤優
album: 最悪な日でもあなたが好き。 / 芹澤優
album: ナッテ / やなぎなぎ
made: ディバインゲート BONUS DISC VOL.5 SOUNDTRACK [Part II]
made: Yakimochi☆Stream / Haruna Oshima
album: oath sign / LiSA [Limited Edition]
album: 約束 -Promise code- / GARNiDELiA
album: アイコトバ / GARNiDELiA
made: Fairy Castle / ClariS [Limited Edition]
made: 約束 -Promise code- / GARNiDELiA
made: Violet Cry / GARNiDELiA [Limited Edition]
made: START the MAGIC HOUR / ラピスリライツ・スターズ
made: LOVER"S"MiLE / LiSA
made: DUALITY CODE / GARNiDELiA [きゃにめ限定盤]
performed: 約束 -Promise code- / GARNiDELiA
made: natte / yanaginagi
made: ナッテ / やなぎなぎ
album: Yakimochi☆Stream / Haruna Oshima
album: Linkage Ring / GARNiDELiA
performed: START the MAGIC HOUR / Lapis Re:LiGHTs STARS
album: Divine Gate BONUS DISC VOL.2 SOUNDTRACK [Part I]
album: ヤキモチストリーム オリジナルサウンドトラック
made: Brand New Door / Ayuka Watanabe [Ayuka Watanabe ver.]
album: Error / GARNiDELiA [Limited Edition]
type: Person
made: EASY LOVE / 上坂すみれ [期間限定アニメ盤]
performed: Violet Cry / GARNiDELiA
album: DUALITY CODE / GARNiDELiA [きゃにめ限定盤]
performed: START the MAGIC HOUR / Lapis Re:LiGHTs STARS [Limited Edition]
album: REBEL FLAG / GARNiDELiA [期間生産限定盤]
album: Linkage Ring / GARNiDELiA [Limited Edition]
made: DUALITY CODE / GARNiDELiA
made: clever / ClariS×GARNiDELiA
album: natte / yanaginagi
album: LiSA BEST -Way- / LiSA [Limited Edition]
made: LOVER"S"MiLE / LiSA [Limited Edition]
made: アルマギア -First diva.-
album: EASY LOVE / 上坂すみれ
album: ヒカリ証明論 / CHiCO with HoneyWorks
album: LOVER"S"MiLE / LiSA [Limited Edition]
album: SPEED STAR / GARNiDELiA [Limited Edition]
made: oath sign / LiSA [Limited Edition]
performed: Amakano 2 Original Sound Track
album: LiSA BEST -Day- & LiSA BEST -Way- / LiSA
made: REBEL FLAG / GARNiDELiA [期間生産限定盤]
performed: SPEED STAR / GARNiDELiA [Limited Edition]
performed: GARNiDELiA BEST
made: Azarashi Software Complete Album
made: LiSA BEST -Way- / LiSA [Limited Edition]
made: Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
album: Fairy Castle / ClariS [Limited Edition]
album: START the MAGIC HOUR / ラピスリライツ・スターズ
album: LOVER"S"MiLE / LiSA
made: glow / 水瀬いのり
performed: Brand New Door / 渡辺あゆ香 [渡辺あゆ香 ver.]
album: glow / 水瀬いのり
album: Violet Cry / GARNiDELiA [Limited Edition]
made: Linkage Ring / GARNiDELiA
album: Yakusoku -Promise code- / GARNiDELiA [Limited Edition]
made: Splatoon3 ORIGINAL SOUNDTRACK -Splatune3-
made: Divine Gate BONUS DISC VOL.2 SOUNDTRACK [Part I]
performed: clever / ClariS×GARNiDELiA
made: 瞬く世界に i を揺らせ / CHiCO with HoneyWorks [初回生産限定盤]
album: EASY LOVE / 上坂すみれ [期間限定アニメ盤]
album: START the MAGIC HOUR / Lapis Re:LiGHTs STARS
performed: Amakano Complete Box Original Soundtracks
album: glow / 水瀬いのり [初回限定盤]
made: SPEED STAR / GARNiDELiA [Limited Edition]
album: LiSA BEST -Way- / LiSA
album: DUALITY CODE / GARNiDELiA
album: clever / ClariS×GARNiDELiA
album: Amakano Complete Box Original Soundtracks
album: アルマギア -First diva.-
album: Violet Cry / GARNiDELiA
made: AMAKANO Original Sound Track
type: MusicGroup

アルマギア -First diva.-
type: Release
title: Armagia -First diva.-
creator: Seiichiro Hayakawa
date published: 2015-08-16
by artist: Seiichiro Hayakawa
type: MusicAlbum
catalogue number: AQAR-0001
created: 2015-08-16

Azarashi Software Complete Album
by artist: Seiichiro Hayakawa
performer: Seiichiro Hayakawa
type: Performance
name: あざらしそふと コンプリートアルバム
title: AZARASHISOFT COMPLETE ALBUM @en

OnlineChatAccount
account name: SeiichiroDrums
account service homepage: http://www.twitter.com/