TV Anime "Akuma no Riddle" Character Ending Theme Shuu Kuro Kumikyoku Jo
name: Riddle Story of Devil Character Ending Theme Collection - Kuro Suite: Beginning @en
name: TVアニメ「悪魔のリドル」キャラクターエンディングテーマ集 黒組曲・序
type: Performance

METALLIC CHILD プレミアムミュージックディスク
catalogue number: META-001-T
title: METALLIC CHILD Premium Music Disc
date published: 2021-09-16
type: Release
by artist: Seiya Haga
creator: Seiya Haga
created: 2021-09-16
type: MusicAlbum

夢色キャスト Vocal Collection 2 ～DEPARTURE TO THE NEW WORLD～
name: Yumeiro Cast Vocal Collection 2 ~DEPARTURE TO THE NEW WORLD~
type: Performance

D4DJ Groovy Mix COVER TRACKS vol.6
title: D4DJ Groovy Mix カバートラックス vol.6
type: Composition

かみさまみならい ヒミツのここたま オリジナルサウンドトラック 1
type: Release
by artist: Seiya Haga
catalogue number: LACA-9477~8
creator: Seiya Haga
name: Kamisama Minarai: Himitsu no Cocotama Original Soundtrack 1
created: 2016-10-26
type: MusicAlbum
date published: 2016-10-26

TVアニメ「SSSS.GRIDMAN」キャラソンシングル 3
type: Release
name: SSSS.GRIDMAN CHARACTER SONG.3
created: 2018-12-26
catalogue number: PCCG-70442
date published: 2018-12-26
by artist: Seiya Haga
type: MusicAlbum
creator: Seiya Haga

TVAnimation "BAKUON!!" OriginalSoundTrack
date published: 2016-06-22
creator: Seiya Haga
catalogue number: LACA-9454~5
name: TVアニメ「ばくおん!!」オリジナルサウンドトラック
type: MusicAlbum
by artist: Seiya Haga
type: Release
created: 2016-06-22

METALLIC CHILD Premium Music Disc
title: METALLIC CHILD プレミアムミュージックディスク
type: Performance

TVアニメ『100万の命の上に俺は立っている』オリジナル・サウンドトラック: 音100
type: Composition
title: I'M STANDING ON A 1,000,000 LIVES. ORIGINAL SOUNDTRACK: OTO100 @en
name: TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" Original Soundtrack: Oto100

TVアニメ「桜Trick」オリジナルサウンドトラック more
title: Sakura Trick Original Soundtrack more
type: Performance

TVアニメ『はんだくん』キャラクターソングミニアルバム
title: handa-kun Character Song Mini Album
type: Performance

THE IDOLM@STER SideM 5th ANNIVERSARY DISC 01 PRIDE STAR
created: 2019-12-18
creator: Seiya Haga
type: MusicAlbum
type: Release
by artist: Seiya Haga
date published: 2019-12-18
catalogue number: LACA-15806

Dramatic ni Koishitai / Hikari Codama
name: ドラマチックに恋したい / 小玉ひかり
type: Performance

TVアニメ「悪魔のリドル」キャラクターエンディングテーマ集 黒組曲・破
name: Riddle Story of Devil Character Ending Theme Collection - Kuro Suite: Middle @en
creator: Seiya Haga
title: TV Anime "Akuma no Riddle" Character Ending Theme Shuu Kuro Kumikyoku Ha
type: Composition
composer: Seiya Haga

TVAnimation "BAKUON!!" OriginalSoundTrack
name: TVアニメ「ばくおん!!」オリジナルサウンドトラック
type: Performance

ドラマチックに恋したい / 小玉ひかり
name: Dramatic ni Koishitai / Hikari Codama
creator: Seiya Haga
by artist: Seiya Haga
type: MusicAlbum
type: Release
catalogue number: SMCL-851
created: 2023-11-29
date published: 2023-11-29

SHOW BY ROCK!! 第6巻 特典CD
by artist: Seiya Haga
name: SHOW BY ROCK!! Vol.6 Bonus CD
type: MusicAlbum
type: Release
date published: 2015-11-25
creator: Seiya Haga
created: 2015-11-25
catalogue number: PCXE-50546-2

SHOW BY ROCK!! 第6巻 特典CD
title: SHOW BY ROCK!! Vol.6 Bonus CD
type: Performance

GO! FIGHT! WIN! GO FOR DREAM! / NOW ON AIR
type: Composition
composer: Seiya Haga
creator: Seiya Haga

10s / Sphere
creator: Seiya Haga
type: Composition
name: 10s / スフィア
composer: Seiya Haga

Yumeiro Cast Vocal Collection 2 ~DEPARTURE TO THE NEW WORLD~
type: Composition
name: 夢色キャスト Vocal Collection 2 ～DEPARTURE TO THE NEW WORLD～

10s / Sphere
creator: Seiya Haga
catalogue number: LASA-5163
by artist: Seiya Haga
type: MusicAlbum
name: 10s / スフィア
type: Release
created: 2019-05-08
date published: 2019-05-08

Animeg. 30th / Megumi Ogata
type: Release
creator: Seiya Haga
date published: 2023-02-15
by artist: Seiya Haga
created: 2023-02-15
catalogue number: LACA-25020
type: MusicAlbum
name: アニメグ。30th / 緒方恵美

THE IDOLM@STER SideM 3rd ANNIVERSARY SOLO COLLECTION 01
type: Performance

THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 10 Café Parade
type: Composition

TVアニメ『LOVE STAGE!!』オリジナルサウンドトラック Most Loving STAGE!!
name: TV Anime "LOVE STAGE!!" Original Soundtrack Most Loving STAGE!!
type: Composition

Umamusume Pretty Derby STARTING GATE 03 [2021 Remastered Version]
title: ウマ娘 プリティーダービー STARTING GATE 03 [2021 Remastered Version]
type: Performance

D4DJ Groovy Mix COVER TRACKS vol.4
date published: 2022-04-27
creator: Seiya Haga
type: MusicAlbum
title: D4DJ Groovy Mix カバートラックス vol.4
created: 2022-04-27
type: Release
by artist: Seiya Haga
catalogue number: BRMM-10518

TVアニメ「SHOW BY ROCK!!」BEST Selection!!
creator: Seiya Haga
name: TV Animation SHOW BY ROCK!! BEST Selection!!
type: Composition
composer: Seiya Haga

ひとひらの涙/カラフルジャンプ / J☆Dee'Z
type: Composition
name: Hitohira no Namida/Colorful Jump / J☆Dee'Z [Limited Edition]

TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" 2nd Season Original Soundtrack: Oto100 no 2
title: I'M STANDING ON A 1,000,000 LIVES. 2ND SEASON ORIGINAL SOUNDTRACK: OTO100 NO 2 @en
type: Composition
title: TVアニメ『100万の命の上に俺は立っている』第2シーズン オリジナルサウンドトラック 音100の2

わたし的Progress / NOW ON AIR
type: Performance
title: Watashiteki Progress / NOW ON AIR

ウマ娘 プリティーダービー STARTING GATE 03 [2021 Remastered Version]
name: Umamusume Pretty Derby STARTING GATE 03 [2021 Remastered Version]
type: Composition

Dramatic ni Koishitai / Hikari Codama [Limited Edition]
name: ドラマチックに恋したい / 小玉ひかり [期間生産限定盤]
type: Performance

NEVERLAND / NEWS [Limited Edition]
type: Release
date published: 2017-03-22
catalogue number: JECN-0479~80
created: 2017-03-22
creator: Seiya Haga
by artist: Seiya Haga
type: MusicAlbum

THE IDOLM@STER SideM 3rd ANNIVERSARY DISC 01 Café Parade & Altessimo & Legenders
type: Performance

THE IDOLM@STER SideM 3rd ANNIVERSARY SOLO COLLECTION 01
creator: Seiya Haga
created: 2018-02-02
by artist: Seiya Haga
date published: 2018-02-02
type: Release
catalogue number: LZM-2167
type: MusicAlbum

D4DJ Groovy Mix COVER TRACKS vol.8
name: D4DJ Groovy Mix カバートラックス vol.8
type: Composition

TVアニメ「桜Trick」オリジナルサウンドトラック more
title: Sakura Trick Original Soundtrack more
type: Release
by artist: Seiya Haga
catalogue number: SCCG-00004
date published: 2014-08-16
creator: Seiya Haga
created: 2014-08-16
type: MusicAlbum

Seasonal Step / 平山笑美
type: Composition
title: Seasonal Step / Emi Hirayama
composer: Seiya Haga
creator: Seiya Haga

RAINBOW'S BOX / NOW ON AIR
type: Release
type: MusicAlbum
created: 2019-07-17
date published: 2019-07-17
by artist: Seiya Haga
creator: Seiya Haga
catalogue number: LACA-15781

D4DJ Groovy Mix COVER TRACKS vol.5
type: Performance
name: D4DJ Groovy Mix カバートラックス vol.5

Yumeiro Cast Vocal Collection 2 ~DEPARTURE TO THE NEW WORLD~
creator: Seiya Haga
by artist: Seiya Haga
created: 2016-11-30
date published: 2016-11-30
catalogue number: LACA-15592
type: MusicAlbum
type: Release
title: 夢色キャスト Vocal Collection 2 ～DEPARTURE TO THE NEW WORLD～

スター街道 / 大塚紗英
by artist: Seiya Haga
created: 2021-07-14
creator: Seiya Haga
name: Star Kaidou / Sae Otsuka
type: Release
type: MusicAlbum
catalogue number: AVCD-96722/B
date published: 2021-07-14

スター街道 / 大塚紗英
date published: 2021-07-14
name: Star Kaidou / Sae Otsuka
type: MusicAlbum
created: 2021-07-14
by artist: Seiya Haga
catalogue number: AVCD-96723
creator: Seiya Haga
type: Release

Party Jacker / 土岐隼一 [アニメイト初回限定盤]
creator: Seiya Haga
name: Party Jacker / Shunichi Toki [animate Limited Edition]
type: Composition
composer: Seiya Haga

スター街道 / 大塚紗英
title: Star Kaidou / Sae Otsuka
type: Composition

Proud Days / NOW ON AIR [Limited Edition]
date published: 2020-08-19
type: MusicAlbum
created: 2020-08-19
catalogue number: LACM-34991
by artist: Seiya Haga
creator: Seiya Haga
type: Release

D4DJ Groovy Mix カバートラックス vol.2
name: D4DJ Groovy Mix COVER TRACKS vol.2
type: Performance

D4DJ Groovy Mix カバートラックス vol.4
name: D4DJ Groovy Mix COVER TRACKS vol.4
type: Performance

THE IDOLM@STER SideM ANIMATION PROJECT 08 GLORIOUS RO@D
type: Composition

TV ANIMATION 'AZURLANE' CHARACTER SONG SINGLE VOL.03 Javelin (CV. Nozomi Yamane)
name: TVアニメーション『アズールレーン』キャラクターソングシングル Vol.03 ジャベリン(CV.山根希美)
type: Composition

RAINBOW'S BOX / NOW ON AIR
type: Composition
composer: Seiya Haga
creator: Seiya Haga

Hitohira no Namida/Colorful Jump / J☆Dee'Z [Limited Edition]
name: ひとひらの涙/カラフルジャンプ / J☆Dee'Z
type: Performance

RAINBOW'S BOX / NOW ON AIR
type: Performance

ウマ娘 プリティーダービー STARTING GATE 01
type: Performance
name: Umamusume Pretty Derby STARTING GATE 01

スター街道 / 大塚紗英
title: Star Kaidou / Sae Otsuka
type: Performance

Star Kaidou / Sae Otsuka [Limited Edition]
name: スター街道 / 大塚紗英 [初回生産限定盤]
type: Composition

METALLIC CHILD プレミアムミュージックディスク
type: Composition
title: METALLIC CHILD Premium Music Disc

TV Anime "Akuma no Riddle" Character Ending Theme Shuu Kuro Kumikyoku Jo
name: Riddle Story of Devil Character Ending Theme Collection - Kuro Suite: Beginning @en
creator: Seiya Haga
composer: Seiya Haga
title: TVアニメ「悪魔のリドル」キャラクターエンディングテーマ集 黒組曲・序
type: Composition

D4DJ Groovy Mix COVER TRACKS vol.1
title: D4DJ Groovy Mix カバートラックス vol.1
type: Composition

PIRAMIRiSE / Emi Hirayama
creator: Seiya Haga
title: PIRAMIRiSE / 平山笑美
type: Composition
composer: Seiya Haga

Star Kaidou / Sae Otsuka
title: スター街道 / 大塚紗英
type: Composition

NEVERLAND / NEWS [Limited Edition]
type: Composition

SHOW BY ROCK!! 第6巻 特典CD
creator: Seiya Haga
title: SHOW BY ROCK!! Vol.6 Bonus CD
composer: Seiya Haga
type: Composition

TVアニメ「ばくおん!!」オリジナルサウンドトラック
title: TVAnimation "BAKUON!!" OriginalSoundTrack
type: Composition

THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 03 Altessimo
type: Composition

Hitohira no Namida/Colorful Jump / J☆Dee'Z
type: Composition
name: ひとひらの涙/カラフルジャンプ / J☆Dee'Z

10s / スフィア
creator: Seiya Haga
date published: 2019-05-08
type: MusicAlbum
by artist: Seiya Haga
name: 10s / Sphere [Limited Edition]
created: 2019-05-08
catalogue number: LASA-35163~4
type: Release

TVアニメ『100万の命の上に俺は立っている』オリジナル・サウンドトラック: 音100
title: I'M STANDING ON A 1,000,000 LIVES. ORIGINAL SOUNDTRACK: OTO100 @en
type: Performance
name: TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" Original Soundtrack: Oto100

LOVE STAGE!!" CHARACTER SONG 02 PRECIOUS COLOR / RYOMA ICHIJYO (CV. Takuya Eguchi)
creator: Seiya Haga
catalogue number: LACM-14269
type: Release
by artist: Seiya Haga
type: MusicAlbum
created: 2014-09-24
name: TVアニメ『LOVE STAGE!!』キャラクターソング02 PRECIOUS COLOR / 瀬名泉水(CV.江口拓也)
date published: 2014-09-24

Fate/Grand Order Waltz in the MOONLIGHT/LOSTROOM song material
type: Performance

HATARAKU MAOU-SAMA! ORIGINAL SOUND TRACK
name: TVアニメ「はたらく魔王さま!」オリジナルサウンドトラック
type: Performance

D4DJ Groovy Mix カバートラックス vol.6
name: D4DJ Groovy Mix COVER TRACKS vol.6
type: Performance

Umamusume Pretty Derby STARTING GATE 02
title: ウマ娘 プリティーダービー STARTING GATE 02
type: Composition

Kyuukyoku Shinka Shita Full Dive RPG ga Genjitsu yori mo Kusoge Dattara Original Soundtrack
title: Full Dive: This Ultimate Next-Gen Full Dive RPG Is Even Shittier than Real Life! ORIGINAL SOUND TRACK @en
type: MusicAlbum
catalogue number: ZMCZ-14911
creator: Seiya Haga
created: 2021-06-30
by artist: Seiya Haga
title: 究極進化したフルダイブRPGが現実よりもクソゲーだったら オリジナルサウンドトラック
date published: 2021-06-30
type: Release

HATARAKU MAOU-SAMA! ORIGINAL SOUND TRACK
type: Composition
composer: Seiya Haga
name: TVアニメ「はたらく魔王さま!」オリジナルサウンドトラック
creator: Seiya Haga

The Best of Pile / Pile
type: Performance

The Best of Pile / Pile
created: 2018-08-16
type: MusicAlbum
type: Release
catalogue number: VICL-65031
date published: 2018-08-16
creator: Seiya Haga
by artist: Seiya Haga

handa-kun Character Song Mini Album
date published: 2016-10-05
created: 2016-10-05
type: Release
type: MusicAlbum
creator: Seiya Haga
by artist: Seiya Haga
catalogue number: LACA-15587
title: TVアニメ『はんだくん』キャラクターソングミニアルバム

Kobayashi-sanchi no Meikyokushuu / chorogons
name: TVアニメ『小林さんちのメイドラゴン』キャラクターソングミニアルバム: 小林さんちのメイ曲集 / ちょろゴンず
type: Performance

わたし的Progress / NOW ON AIR
name: Watashiteki Progress / NOW ON AIR
type: Composition
creator: Seiya Haga
composer: Seiya Haga

Party Jacker / Shunichi Toki [canime Limited Edition]
type: Release
creator: Seiya Haga
catalogue number: SCCG-00042
title: Party Jacker / 土岐隼一 [きゃにめ初回限定盤]
by artist: Seiya Haga
type: MusicAlbum
date published: 2019-11-06
created: 2019-11-06

Party Jacker / Shunichi Toki [canime Limited Edition]
type: Performance
name: Party Jacker / 土岐隼一 [きゃにめ初回限定盤]

THE IDOLM@STER SideM 3rd ANNIVERSARY DISC 01 Café Parade & Altessimo & Legenders
date published: 2018-01-17
type: Release
type: MusicAlbum
catalogue number: LACM-14731
by artist: Seiya Haga
created: 2018-01-17
creator: Seiya Haga

TVアニメ『LOVE STAGE!!』キャラクターソング02 PRECIOUS COLOR / 瀬名泉水(CV.江口拓也)
title: LOVE STAGE!!" CHARACTER SONG 02 PRECIOUS COLOR / RYOMA ICHIJYO (CV. Takuya Eguchi)
type: Performance

TVアニメ「悪魔のリドル」キャラクターエンディングテーマ集 黒組曲・序
title: Riddle Story of Devil Character Ending Theme Collection - Kuro Suite: Beginning @en
creator: Seiya Haga
created: 2014-05-14
type: Release
title: TV Anime "Akuma no Riddle" Character Ending Theme Shuu Kuro Kumikyoku Jo
date published: 2014-05-14
catalogue number: PCCG-01401
type: MusicAlbum
by artist: Seiya Haga

RAINBOW'S BOX / NOW ON AIR [Limited Edition]
creator: Seiya Haga
catalogue number: LACA-35781
by artist: Seiya Haga
type: Release
date published: 2019-07-17
type: MusicAlbum
created: 2019-07-17

Bakuon!! CharacterSong MiniAlbum
type: MusicAlbum
type: Release
creator: Seiya Haga
title: TVアニメ「ばくおん!!」キャラクターソング ミニアルバム
created: 2016-07-13
date published: 2016-07-13
by artist: Seiya Haga
catalogue number: LACA-15576

The Best of Pile / Pile [初回限定盤A]
creator: Seiya Haga
name: The Best of Pile / Pile [Limited Edition A]
type: Composition
composer: Seiya Haga

Bakuon!! CharacterSong MiniAlbum
composer: Seiya Haga
creator: Seiya Haga
type: Composition
title: TVアニメ「ばくおん!!」キャラクターソング ミニアルバム

スター街道 / 大塚紗英 [初回生産限定盤]
name: Star Kaidou / Sae Otsuka [Limited Edition]
type: MusicAlbum
catalogue number: AVCD-96721/B
type: Release
by artist: Seiya Haga
created: 2021-07-14
creator: Seiya Haga
date published: 2021-07-14

Kenzen Robo Daimidaler Original Soundtrack
title: DAIMIDALER THE SOUND ROBOT ORIGINAL SOUNDTRACK @en
type: Composition
name: 健全ロボ ダイミダラー オリジナルサウンドトラック

THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 05
type: Release
type: MusicAlbum
catalogue number: LACZ-10079~80
by artist: Seiya Haga
created: 2022-01-08
creator: Seiya Haga
date published: 2022-01-08

RAINBOW'S BOX / NOW ON AIR [Limited Edition]
type: Composition
creator: Seiya Haga
composer: Seiya Haga

はたらく魔王さま！ キャラソンミニアルバム「歌う魔王さま!?」
type: Release
title: Hataraku Maou-sama! Character Song Album "Utau Maousama!?
by artist: Seiya Haga
date published: 2013-09-11
creator: Seiya Haga
catalogue number: LACA-15337
created: 2013-09-11
type: MusicAlbum

Seasonal Step / 平山笑美
type: MusicAlbum
date published: 2022-01-21
creator: Seiya Haga
created: 2022-01-21
name: Seasonal Step / Emi Hirayama
type: Release
catalogue number: SRIN-1180
by artist: Seiya Haga

TVアニメ『スケートリーディング☆スターズ』Original SoundTrack
title: Skate-Leading☆Stars ORIGINAL SOUNDTRACK
type: MusicAlbum
type: Release
created: 2021-04-07
catalogue number: LACA-9819~20
creator: Seiya Haga
date published: 2021-04-07
by artist: Seiya Haga

Proud Days / NOW ON AIR [Limited Edition]
type: Performance

D4DJ Groovy Mix カバートラックス vol.8
name: D4DJ Groovy Mix COVER TRACKS vol.8
type: Performance

The Best of Pile / Pile [Limited Edition A]
title: The Best of Pile / Pile [初回限定盤A]
type: Performance

TV Anime "LOVE STAGE!!" Original Soundtrack Most Loving STAGE!!
type: MusicAlbum
catalogue number: LACA-9366~7
created: 2014-10-08
by artist: Seiya Haga
creator: Seiya Haga
type: Release
title: TVアニメ『LOVE STAGE!!』オリジナルサウンドトラック Most Loving STAGE!!
date published: 2014-10-08

ひとひらの涙/カラフルジャンプ / J☆Dee'Z
title: Hitohira no Namida/Colorful Jump / J☆Dee'Z
type: Performance

D4DJ Groovy Mix カバートラックス vol.3
creator: Seiya Haga
catalogue number: BRMM-10483
type: Release
by artist: Seiya Haga
date published: 2022-01-26
type: MusicAlbum
created: 2022-01-26
title: D4DJ Groovy Mix COVER TRACKS vol.3

Kobayashi-sanchi no Meikyokushuu / chorogons
type: Composition
title: TVアニメ『小林さんちのメイドラゴン』キャラクターソングミニアルバム: 小林さんちのメイ曲集 / ちょろゴンず

TVアニメ「SSSS.GRIDMAN」キャラソンシングル 3
name: SSSS.GRIDMAN CHARACTER SONG.3
type: Composition

TVアニメ「SHOW BY ROCK!!」BEST Selection!!
title: TV Animation SHOW BY ROCK!! BEST Selection!!
type: Performance

THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 02
type: MusicAlbum
type: Release
catalogue number: LACZ-10072~3
date published: 2021-08-21
created: 2021-08-21
creator: Seiya Haga
by artist: Seiya Haga

TV ANIMATION 'AZURLANE' CHARACTER SONG SINGLE VOL.03 Javelin (CV. Nozomi Yamane)
type: Release
name: TVアニメーション『アズールレーン』キャラクターソングシングル Vol.03 ジャベリン(CV.山根希美)
date published: 2019-10-23
created: 2019-10-23
by artist: Seiya Haga
catalogue number: XNST-10005
creator: Seiya Haga
type: MusicAlbum

THE IDOLM@STER SideM 3rd ANNIVERSARY SOLO COLLECTION 01
type: Composition

Proud Days / NOW ON AIR
creator: Seiya Haga
by artist: Seiya Haga
created: 2020-08-19
date published: 2020-08-19
catalogue number: LACM-14991
type: Release
type: MusicAlbum

PIRAMIRiSE / 平山笑美
title: PIRAMIRiSE / Emi Hirayama
type: Release
type: MusicAlbum
date published: 2019-11-22
by artist: Seiya Haga
created: 2019-11-22
catalogue number: SRIN-1163
creator: Seiya Haga

LOVE STAGE!!" CHARACTER SONG 01 EVERYDAY MAGIC / IZUMI SENA (CV. Tsubasa Yonaga)
name: TVアニメ『LOVE STAGE!!』キャラクターソング01 EVERYDAY MAGIC / 瀬名泉水(CV.代永 翼)
type: Performance

かみさまみならい ヒミツのここたま オリジナルサウンドトラック 1
title: Kamisama Minarai: Himitsu no Cocotama Original Soundtrack 1
type: Composition

TVアニメ『スケートリーディング☆スターズ』Original SoundTrack
type: Performance
name: Skate-Leading☆Stars ORIGINAL SOUNDTRACK

TVアニメ『100万の命の上に俺は立っている』第2シーズン オリジナルサウンドトラック 音100の2
name: I'M STANDING ON A 1,000,000 LIVES. 2ND SEASON ORIGINAL SOUNDTRACK: OTO100 NO 2 @en
name: TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" 2nd Season Original Soundtrack: Oto100 no 2
type: Performance

THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 03 Altessimo
type: Performance

Umamusume Pretty Derby STARTING GATE 02 [2021 Remastered Version]
name: ウマ娘 プリティーダービー STARTING GATE 02 [2021 Remastered Version]
type: Composition

八百万の島の唄/Dear My MAJIHA Sisters
title: SONG OF INFINITE ISLANDS/DEAR MY MAJIHA SISTERS @en
type: Composition
name: Yaoyorozu no Shima no Uta/Dear My MAJIHA Sisters

Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Boys~
title: TVアニメ 『ハルチカ〜ハルタとチカは青春する〜』キャラクターソングミニアルバム〜ボーイズ〜
type: Performance

10s / Sphere
title: 10s / スフィア
type: Performance

TVアニメ「桜Trick」オリジナルサウンドトラック
name: Sakura Trick Original Soundtrack
type: Performance

HATARAKU MAOU-SAMA! ORIGINAL SOUND TRACK
created: 2013-06-26
title: TVアニメ「はたらく魔王さま!」オリジナルサウンドトラック
date published: 2013-06-26
catalogue number: LACA-9295~6
type: MusicAlbum
creator: Seiya Haga
by artist: Seiya Haga
type: Release

D4DJ Groovy Mix カバートラックス vol.9
type: Performance
name: D4DJ Groovy Mix Cover Tracks vol.9

TV Anime "High School DxD BorN" Original Soundtrack
type: Composition
name: TVアニメ『ハイスクールD×D BorN』オリジナルサウンドトラック
name: HIGH SCHOOL D×D BorN ORIGINAL SOUNDTRACK @en

D4DJ Groovy Mix COVER TRACKS vol.3
type: Composition
title: D4DJ Groovy Mix カバートラックス vol.3

フジテレビ系ドラマ 人は見た目が100パーセント ORIGINAL SOUNDTRACK
title: Woman's All About The Looks. ORIGINAL SOUNDTRACK @en
name: Fuji TV-kei Drama Hito wa Mitame ga 100 Percent ORIGINAL SOUNDTRACK
type: Performance

Hitohira no Namida/Colorful Jump / J☆Dee'Z
date published: 2017-11-22
catalogue number: SRCL-9601
type: MusicAlbum
type: Release
by artist: Seiya Haga
title: ひとひらの涙/カラフルジャンプ / J☆Dee'Z
created: 2017-11-22
creator: Seiya Haga

TVアニメ「SHOW BY ROCK!!」BEST Selection!!
creator: Seiya Haga
type: MusicAlbum
title: TV Animation SHOW BY ROCK!! BEST Selection!!
date published: 2022-04-06
type: Release
by artist: Seiya Haga
catalogue number: PCCG-02123
created: 2022-04-06

Party Jacker / Shunichi Toki [animate Limited Edition]
title: Party Jacker / 土岐隼一 [アニメイト初回限定盤]
creator: Seiya Haga
type: Release
created: 2019-11-06
catalogue number: BRCG-00071
by artist: Seiya Haga
type: MusicAlbum
date published: 2019-11-06

Seiya Haga
album: SHOW BY ROCK!! 第6巻 特典CD
album: TVアニメ「SSSS.GRIDMAN」キャラソンシングル 3
made: The Best of Pile / Pile
made: THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 05
made: lyrics
made: RAINBOW'S BOX / NOW ON AIR [Limited Edition]
album: D4DJ Groovy Mix COVER TRACKS vol.1
album: Party Jacker / Shunichi Toki [canime Limited Edition]
made: 10s / Sphere
album: TVアニメ「桜Trick」オリジナルサウンドトラック more
album: D4DJ Groovy Mix COVER TRACKS vol.6
album: Kenzen Robo Daimidaler Original Soundtrack
made: TV Anime "LOVE STAGE!!" Original Soundtrack Most Loving STAGE!!
album: LOVE STAGE!!" CHARACTER SONG 02 PRECIOUS COLOR / RYOMA ICHIJYO (CV. Takuya Eguchi)
made: Party Jacker / Shunichi Toki [canime Limited Edition]
made: フジテレビ系ドラマ 人は見た目が100パーセント ORIGINAL SOUNDTRACK
made: TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" Original Soundtrack: Oto100
made: TVアニメ『スケートリーディング☆スターズ』Original SoundTrack
made: SHOW BY ROCK!! 第6巻 特典CD
album: Sakura Trick Original Soundtrack
made: HATARAKU MAOU-SAMA! ORIGINAL SOUND TRACK
made: LOVE STAGE!!" CHARACTER SONG 01 EVERYDAY MAGIC / IZUMI SENA (CV. Tsubasa Yonaga)
made: スター街道 / 大塚紗英 [初回生産限定盤]
album: Proud Days / NOW ON AIR [Limited Edition]
album: Fuji TV-kei Drama Hito wa Mitame ga 100 Percent ORIGINAL SOUNDTRACK
album: Hitohira no Namida/Colorful Jump / J☆Dee'Z [Limited Edition]
album: ウマ娘 プリティーダービー STARTING GATE 02
album: TV Anime "LOVE STAGE!!" Original Soundtrack Most Loving STAGE!!
made: THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 03 Altessimo
type: Person
album: D4DJ Groovy Mix カバートラックス vol.2
album: THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 03 Altessimo
album: Party Jacker / 土岐隼一 [アニメイト通常盤]
made: わたし的Progress / NOW ON AIR
album: TV ANIMATION 'AZURLANE' CHARACTER SONG SINGLE VOL.03 Javelin (CV. Nozomi Yamane)
album: LOVE STAGE!!" CHARACTER SONG 01 EVERYDAY MAGIC / IZUMI SENA (CV. Tsubasa Yonaga)
made: RAINBOW'S BOX / NOW ON AIR
made: TVアニメ「SHOW BY ROCK!!」BEST Selection!!
made: GO! FIGHT! WIN! GO FOR DREAM! / NOW ON AIR
made: Seasonal Step / 平山笑美
album: TV Anime "High School DxD BorN" Original Soundtrack
album: D4DJ Groovy Mix COVER TRACKS vol.8
account: OnlineChatAccount
  account name: seiyahaga
  account service homepage: http://www.twitter.com/
album: PIRAMIRiSE / 平山笑美
made: Proud Days / NOW ON AIR [Limited Edition]
made: 10s / スフィア
made: Umamusume Pretty Derby STARTING GATE 01
album: TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" Original Soundtrack: Oto100
made: Yumeiro Cast Vocal Collection 2 ~DEPARTURE TO THE NEW WORLD~
made: THE IDOLM@STER SideM 3rd ANNIVERSARY SOLO COLLECTION 01
album: スター街道 / 大塚紗英
album: THE IDOLM@STER SideM 3rd ANNIVERSARY SOLO COLLECTION 01
album: 10s / Sphere
album: NEVERLAND / NEWS [Limited Edition]
made: Hataraku Maou-sama! Character Song Album "Utau Maousama!?
made: NEVERLAND / NEWS [Limited Edition]
made: ウマ娘 プリティーダービー STARTING GATE 03 [2021 Remastered Version]
made: PIRAMIRiSE / 平山笑美
album: ドラマチックに恋したい / 小玉ひかり
made: TVアニメ「SSSS.GRIDMAN」キャラソンシングル 3
album: Umamusume Pretty Derby STARTING GATE 01
type: MusicGroup
album: RAINBOW'S BOX / NOW ON AIR [Limited Edition]
made: D4DJ Groovy Mix COVER TRACKS vol.8
made: かみさまみならい ヒミツのここたま オリジナルサウンドトラック 1
made: The Best of Pile / Pile [初回限定盤A]
album: Seasonal Step / 平山笑美
album: TVアニメ「SHOW BY ROCK!!」BEST Selection!!
made: Animeg. 30th / Megumi Ogata
album: RAINBOW'S BOX / NOW ON AIR
album: D4DJ Groovy Mix Cover Tracks vol.9
made: Party Jacker / 土岐隼一 [アニメイト通常盤]
album: Yumeiro Cast Vocal Collection 2 ~DEPARTURE TO THE NEW WORLD~
album: 動く、動く / チト(CV:水瀬いのり)、ユーリ(CV:久保ユリカ)
made: D4DJ Groovy Mix Cover Tracks vol.9
made: D4DJ Groovy Mix カバートラックス vol.5
made: The Best of Pile / Pile [Limited Edition A]
album: Bakuon!! CharacterSong MiniAlbum
made: Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Boys~
album: Kobayashi-sanchi no Meikyokushuu / chorogons

Sakura Trick Original Soundtrack
type: Release
name: TVアニメ「桜Trick」オリジナルサウンドトラック
type: MusicAlbum
catalogue number: PCCG-01391
creator: Seiya Haga
created: 2014-03-19
date published: 2014-03-19
by artist: Seiya Haga

D4DJ Groovy Mix カバートラックス vol.5
creator: Seiya Haga
by artist: Seiya Haga
name: D4DJ Groovy Mix COVER TRACKS vol.5
type: MusicAlbum
type: Release
created: 2022-07-20
date published: 2022-07-20
catalogue number: BRMM-10543

Sakura Trick Original Soundtrack
name: TVアニメ「桜Trick」オリジナルサウンドトラック
type: Composition

Kobayashi-sanchi no Meikyokushuu / chorogons
creator: Seiya Haga
by artist: Seiya Haga
type: MusicAlbum
title: TVアニメ『小林さんちのメイドラゴン』キャラクターソングミニアルバム: 小林さんちのメイ曲集 / ちょろゴンず
created: 2017-03-15
date published: 2017-03-15
type: Release
catalogue number: LACA-15636

THE IDOLM@STER SideM ANIMATION PROJECT 08 GLORIOUS RO@D
by artist: Seiya Haga
created: 2018-01-31
type: Release
date published: 2018-01-31
catalogue number: LACA-9571~2
type: MusicAlbum
creator: Seiya Haga

Umamusume Pretty Derby STARTING GATE 01 [2021 Remastered Version]
name: ウマ娘 プリティーダービー STARTING GATE 01 [2021 Remastered Version]
date published: 2021-08-16
type: MusicAlbum
created: 2021-08-16
catalogue number: LZC-1955
by artist: Seiya Haga
creator: Seiya Haga
type: Release

THE IDOLM@STER SideM F@NTASTIC COMBINATION~CONNECTIME!!!!~ -harmony chord- SAI
title: THE IDOLM@STER SideM F@NTASTIC COMBINATION~CONNECTIME!!!!~ -共鳴和音- 彩
type: Performance

D4DJ Groovy Mix カバートラックス vol.5
title: D4DJ Groovy Mix COVER TRACKS vol.5
type: Composition

D4DJ Groovy Mix COVER TRACKS vol.1
title: D4DJ Groovy Mix カバートラックス vol.1
type: Performance

ウマ娘 プリティーダービー STARTING GATE 03 [2021 Remastered Version]
title: Umamusume Pretty Derby STARTING GATE 03 [2021 Remastered Version]
creator: Seiya Haga
by artist: Seiya Haga
created: 2021-08-16
type: Release
type: MusicAlbum
catalogue number: LZC-1957
date published: 2021-08-16

Fuji TV-kei Drama Hito wa Mitame ga 100 Percent ORIGINAL SOUNDTRACK
by artist: Seiya Haga
catalogue number: PCCR-00653
date published: 2017-05-31
name: Woman's All About The Looks. ORIGINAL SOUNDTRACK @en
type: MusicAlbum
type: Release
title: フジテレビ系ドラマ 人は見た目が100パーセント ORIGINAL SOUNDTRACK
creator: Seiya Haga
created: 2017-05-31

THE IDOLM@STER SideM 5th ANNIVERSARY DISC 01 PRIDE STAR
type: Composition

TVアニメ「悪魔のリドル」キャラクターエンディングテーマ集 黒組曲・破
type: Performance
name: Riddle Story of Devil Character Ending Theme Collection - Kuro Suite: Middle @en
name: TV Anime "Akuma no Riddle" Character Ending Theme Shuu Kuro Kumikyoku Ha

D4DJ Groovy Mix カバートラックス vol.3
type: Performance
title: D4DJ Groovy Mix COVER TRACKS vol.3

D4DJ Groovy Mix COVER TRACKS vol.1
date published: 2021-01-20
creator: Seiya Haga
created: 2021-01-20
name: D4DJ Groovy Mix カバートラックス vol.1
type: MusicAlbum
catalogue number: BRMM-10308
type: Release
by artist: Seiya Haga

NEVERLAND / NEWS
type: Composition

究極進化したフルダイブRPGが現実よりもクソゲーだったら オリジナルサウンドトラック
name: Kyuukyoku Shinka Shita Full Dive RPG ga Genjitsu yori mo Kusoge Dattara Original Soundtrack
name: Full Dive: This Ultimate Next-Gen Full Dive RPG Is Even Shittier than Real Life! ORIGINAL SOUND TRACK @en
type: Composition

Party Jacker / Shunichi Toki [animate Regular Edition]
type: Performance
title: Party Jacker / 土岐隼一 [アニメイト通常盤]

Hataraku Maou-sama! Character Song Album "Utau Maousama!?
type: Composition
title: はたらく魔王さま！ キャラソンミニアルバム「歌う魔王さま!?」
creator: Seiya Haga
composer: Seiya Haga

八百万の島の唄/Dear My MAJIHA Sisters
title: SONG OF INFINITE ISLANDS/DEAR MY MAJIHA SISTERS @en
type: Performance
name: Yaoyorozu no Shima no Uta/Dear My MAJIHA Sisters

NEVERLAND / NEWS
type: Performance

TVアニメ「SSSS.GRIDMAN」キャラソンシングル 3
title: SSSS.GRIDMAN CHARACTER SONG.3
type: Performance

THE IDOLM@STER SideM 3rd ANNIVERSARY DISC 01 Café Parade & Altessimo & Legenders
type: Composition

LOVE STAGE!!" CHARACTER SONG 01 EVERYDAY MAGIC / IZUMI SENA (CV. Tsubasa Yonaga)
title: TVアニメ『LOVE STAGE!!』キャラクターソング01 EVERYDAY MAGIC / 瀬名泉水(CV.代永 翼)
created: 2014-09-10
catalogue number: LACM-14268
type: Release
date published: 2014-09-10
creator: Seiya Haga
by artist: Seiya Haga
type: MusicAlbum

THE IDOLM@STER SideM ANIMATION PROJECT 08 GLORIOUS RO@D
type: Performance

TV Anime "High School DxD BorN" Original Soundtrack
type: MusicAlbum
name: HIGH SCHOOL D×D BorN ORIGINAL SOUNDTRACK @en
title: TVアニメ『ハイスクールD×D BorN』オリジナルサウンドトラック
creator: Seiya Haga
type: Release
catalogue number: LACA-15494
created: 2015-07-01
date published: 2015-07-01
by artist: Seiya Haga

GO! FIGHT! WIN! GO FOR DREAM! / NOW ON AIR
type: Release
type: MusicAlbum
creator: Seiya Haga
created: 2020-08-05
catalogue number: LACM-14989
by artist: Seiya Haga
date published: 2020-08-05

D4DJ Groovy Mix カバートラックス vol.2
name: D4DJ Groovy Mix COVER TRACKS vol.2
type: Composition

D4DJ Groovy Mix Cover Tracks vol.9
type: MusicAlbum
type: Release
by artist: Seiya Haga
title: D4DJ Groovy Mix カバートラックス vol.9
creator: Seiya Haga
catalogue number: BRMM-10769
date published: 2024-04-24
created: 2024-04-24

ウマ娘 プリティーダービー STARTING GATE 01 [2021 Remastered Version]
title: Umamusume Pretty Derby STARTING GATE 01 [2021 Remastered Version]
type: Performance

はたらく魔王さま！ キャラソンミニアルバム「歌う魔王さま!?」
title: Hataraku Maou-sama! Character Song Album "Utau Maousama!?
type: Performance

TVアニメ『100万の命の上に俺は立っている』第2シーズン オリジナルサウンドトラック 音100の2
creator: Seiya Haga
type: MusicAlbum
created: 2021-09-29
date published: 2021-09-29
by artist: Seiya Haga
title: I'M STANDING ON A 1,000,000 LIVES. 2ND SEASON ORIGINAL SOUNDTRACK: OTO100 NO 2 @en
title: TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" 2nd Season Original Soundtrack: Oto100 no 2
type: Release
catalogue number: LACA-15896

Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Boys~
creator: Seiya Haga
name: TVアニメ 『ハルチカ〜ハルタとチカは青春する〜』キャラクターソングミニアルバム〜ボーイズ〜
type: Release
type: MusicAlbum
catalogue number: LACA-15568
created: 2016-05-25
by artist: Seiya Haga
date published: 2016-05-25

NEVERLAND / NEWS
created: 2017-03-22
type: MusicAlbum
type: Release
by artist: Seiya Haga
date published: 2017-03-22
catalogue number: JECN-0481
creator: Seiya Haga

Animeg. 30th / Megumi Ogata
title: アニメグ。30th / 緒方恵美
type: Composition

TVアニメ「悪魔のリドル」キャラクターエンディングテーマ集 黒組曲・破
name: Riddle Story of Devil Character Ending Theme Collection - Kuro Suite: Middle @en
date published: 2014-06-11
type: MusicAlbum
creator: Seiya Haga
name: TV Anime "Akuma no Riddle" Character Ending Theme Shuu Kuro Kumikyoku Ha
type: Release
by artist: Seiya Haga
catalogue number: PCCG-01402
created: 2014-06-11

THE IDOLM@STER SideM F@NTASTIC COMBINATION~CONNECTIME!!!!~ -共鳴和音- 彩
title: THE IDOLM@STER SideM F@NTASTIC COMBINATION~CONNECTIME!!!!~ -harmony chord- SAI
type: Composition

THE IDOLM@STER SideM 5th ANNIVERSARY DISC 01 PRIDE STAR
type: Performance

TVアニメ『LOVE STAGE!!』キャラクターソング02 PRECIOUS COLOR / 瀬名泉水(CV.江口拓也)
title: LOVE STAGE!!" CHARACTER SONG 02 PRECIOUS COLOR / RYOMA ICHIJYO (CV. Takuya Eguchi)
type: Composition

D4DJ Groovy Mix COVER TRACKS vol.6
creator: Seiya Haga
date published: 2022-10-26
catalogue number: BRMM-10572
title: D4DJ Groovy Mix カバートラックス vol.6
type: MusicAlbum
type: Release
by artist: Seiya Haga
created: 2022-10-26

Umamusume Pretty Derby STARTING GATE 01
type: Composition
title: ウマ娘 プリティーダービー STARTING GATE 01

Ugoku, Ugoku / Chito (CV: Inori Minase), Yuuri (CV: Yurika Kubo)
type: Performance
name: 動く、動く / チト(CV:水瀬いのり)、ユーリ(CV:久保ユリカ)

THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 10 Café Parade
type: Performance

Star Kaidou / Sae Otsuka
name: スター街道 / 大塚紗英
type: Performance

Party Jacker / 土岐隼一 [アニメイト通常盤]
name: Party Jacker / Shunichi Toki [animate Regular Edition]
type: Release
type: MusicAlbum
catalogue number: BRCG-00072
date published: 2019-11-06
by artist: Seiya Haga
creator: Seiya Haga
created: 2019-11-06

NEVERLAND / NEWS [Limited Edition]
type: Performance

Seasonal Step / 平山笑美
title: Seasonal Step / Emi Hirayama
type: Performance

Kenzen Robo Daimidaler Original Soundtrack
by artist: Seiya Haga
name: DAIMIDALER THE SOUND ROBOT ORIGINAL SOUNDTRACK @en
date published: 2014-06-25
creator: Seiya Haga
name: 健全ロボ ダイミダラー オリジナルサウンドトラック
created: 2014-06-25
type: Release
type: MusicAlbum
catalogue number: LACA-9354~5

THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 02
type: Performance

TVアニメ 『ハルチカ〜ハルタとチカは青春する〜』キャラクターソングミニアルバム〜ガールズ〜
date published: 2016-05-25
name: Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Girls~
type: Release
created: 2016-05-25
catalogue number: LACA-15569
creator: Seiya Haga
type: MusicAlbum
by artist: Seiya Haga

TVアニメ『はんだくん』キャラクターソングミニアルバム
type: Composition
title: handa-kun Character Song Mini Album

TVアニメ 『ハルチカ〜ハルタとチカは青春する〜』キャラクターソングミニアルバム〜ボーイズ〜
title: Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Boys~
creator: Seiya Haga
composer: Seiya Haga
type: Composition

D4DJ Groovy Mix カバートラックス vol.4
name: D4DJ Groovy Mix COVER TRACKS vol.4
type: Composition

Party Jacker / 土岐隼一 [アニメイト通常盤]
name: Party Jacker / Shunichi Toki [animate Regular Edition]
type: Composition
composer: Seiya Haga
creator: Seiya Haga

Dramatic ni Koishitai / Hikari Codama [Limited Edition]
type: Release
date published: 2023-11-29
name: ドラマチックに恋したい / 小玉ひかり [期間生産限定盤]
type: MusicAlbum
by artist: Seiya Haga
created: 2023-11-29
catalogue number: SMCL-852~3
creator: Seiya Haga

TVアニメ「桜Trick」オリジナルサウンドトラック more
name: Sakura Trick Original Soundtrack more
type: Composition

究極進化したフルダイブRPGが現実よりもクソゲーだったら オリジナルサウンドトラック
type: Performance
name: Full Dive: This Ultimate Next-Gen Full Dive RPG Is Even Shittier than Real Life! ORIGINAL SOUND TRACK @en
title: Kyuukyoku Shinka Shita Full Dive RPG ga Genjitsu yori mo Kusoge Dattara Original Soundtrack

THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 05
type: Performance

Umamusume Pretty Derby STARTING GATE 01
catalogue number: LACA-15621
creator: Seiya Haga
title: ウマ娘 プリティーダービー STARTING GATE 01
by artist: Seiya Haga
created: 2016-11-30
date published: 2016-11-30
type: MusicAlbum
type: Release

Proud Days / NOW ON AIR
type: Performance

Fate/Grand Order Waltz in the MOONLIGHT/LOSTROOM song material
type: Composition

八百万の島の唄/Dear My MAJIHA Sisters
creator: Seiya Haga
type: Release
name: SONG OF INFINITE ISLANDS/DEAR MY MAJIHA SISTERS @en
type: MusicAlbum
created: 2021-09-29
name: Yaoyorozu no Shima no Uta/Dear My MAJIHA Sisters
date published: 2021-09-29
by artist: Seiya Haga
catalogue number: LACM-24173

ウマ娘 プリティーダービー STARTING GATE 03
name: Umamusume Pretty Derby STARTING GATE 03
type: Performance

10s / スフィア
name: 10s / Sphere [Limited Edition]
type: Composition
composer: Seiya Haga
creator: Seiya Haga

Umamusume Pretty Derby STARTING GATE 01 [2021 Remastered Version]
type: Composition
name: ウマ娘 プリティーダービー STARTING GATE 01 [2021 Remastered Version]

Umamusume Pretty Derby STARTING GATE 03
by artist: Seiya Haga
date published: 2017-01-25
type: Release
name: ウマ娘 プリティーダービー STARTING GATE 03
type: MusicAlbum
created: 2017-01-25
creator: Seiya Haga
catalogue number: LACA-15623

アニメグ。30th / 緒方恵美
title: Animeg. 30th / Megumi Ogata
type: Performance

動く、動く / チト(CV:水瀬いのり)、ユーリ(CV:久保ユリカ)
name: Ugoku, Ugoku / Chito (CV: Inori Minase), Yuuri (CV: Yurika Kubo)
type: Composition

birthinfo
date: 1988-08-26
principal: Seiya Haga
type: Birth

TV Anime "100-man no Inochi no Ue ni Ore wa Tatteiru" Original Soundtrack: Oto100
created: 2020-12-23
title: I'M STANDING ON A 1,000,000 LIVES. ORIGINAL SOUNDTRACK: OTO100 @en
creator: Seiya Haga
by artist: Seiya Haga
catalogue number: LACA-9798~9
title: TVアニメ『100万の命の上に俺は立っている』オリジナル・サウンドトラック: 音100
type: Release
date published: 2020-12-23
type: MusicAlbum

わたし的Progress / NOW ON AIR
type: Release
type: MusicAlbum
title: Watashiteki Progress / NOW ON AIR
created: 2018-12-05
creator: Seiya Haga
date published: 2018-12-05
catalogue number: LACM-14809
by artist: Seiya Haga

PIRAMIRiSE / 平山笑美
title: PIRAMIRiSE / Emi Hirayama
type: Performance

THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 10 Café Parade
date published: 2025-03-05
created: 2025-03-05
type: MusicAlbum
by artist: Seiya Haga
catalogue number: LACA-19109~10
creator: Seiya Haga
type: Release

TVアニメ 『ハルチカ〜ハルタとチカは青春する〜』キャラクターソングミニアルバム〜ガールズ〜
title: Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Girls~
type: Composition
creator: Seiya Haga
composer: Seiya Haga

Party Jacker / Shunichi Toki [canime Limited Edition]
creator: Seiya Haga
name: Party Jacker / 土岐隼一 [きゃにめ初回限定盤]
composer: Seiya Haga
type: Composition

ウマ娘 プリティーダービー STARTING GATE 03
title: Umamusume Pretty Derby STARTING GATE 03
type: Composition

D4DJ Groovy Mix カバートラックス vol.9
type: Composition
name: D4DJ Groovy Mix Cover Tracks vol.9

D4DJ Groovy Mix COVER TRACKS vol.8
catalogue number: BRMM-10659
type: Release
title: D4DJ Groovy Mix カバートラックス vol.8
creator: Seiya Haga
by artist: Seiya Haga
date published: 2023-07-12
type: MusicAlbum
created: 2023-07-12

Proud Days / NOW ON AIR [Limited Edition]
type: Composition

Party Jacker / Shunichi Toki [animate Limited Edition]
name: Party Jacker / 土岐隼一 [アニメイト初回限定盤]
type: Performance

THE IDOLM@STER SideM 10th ANNIVERSARY P@SSION 03 Altessimo
creator: Seiya Haga
by artist: Seiya Haga
catalogue number: LACA-19095~6
created: 2024-11-27
date published: 2024-11-27
type: MusicAlbum
type: Release

フジテレビ系ドラマ 人は見た目が100パーセント ORIGINAL SOUNDTRACK
type: Composition
name: Woman's All About The Looks. ORIGINAL SOUNDTRACK @en
creator: Seiya Haga
name: Fuji TV-kei Drama Hito wa Mitame ga 100 Percent ORIGINAL SOUNDTRACK
composer: Seiya Haga

Dramatic ni Koishitai / Hikari Codama [Limited Edition]
name: ドラマチックに恋したい / 小玉ひかり [期間生産限定盤]
type: Composition

Proud Days / NOW ON AIR
type: Composition

動く、動く / チト(CV:水瀬いのり)、ユーリ(CV:久保ユリカ)
title: Ugoku, Ugoku / Chito (CV: Inori Minase), Yuuri (CV: Yurika Kubo)
type: Release
type: MusicAlbum
created: 2017-11-29
catalogue number: ZMCZ-11749
creator: Seiya Haga
by artist: Seiya Haga
date published: 2017-11-29

TVアニメ『スケートリーディング☆スターズ』Original SoundTrack
title: Skate-Leading☆Stars ORIGINAL SOUNDTRACK
type: Composition

TVアニメーション『アズールレーン』キャラクターソングシングル Vol.03 ジャベリン(CV.山根希美)
title: TV ANIMATION 'AZURLANE' CHARACTER SONG SINGLE VOL.03 Javelin (CV. Nozomi Yamane)
type: Performance

The Best of Pile / Pile [Limited Edition A]
type: Release
by artist: Seiya Haga
creator: Seiya Haga
title: The Best of Pile / Pile [初回限定盤A]
type: MusicAlbum
catalogue number: VIZL-1406
created: 2018-08-16
date published: 2018-08-16

Kamisama Minarai: Himitsu no Cocotama Original Soundtrack 1
type: Performance
name: かみさまみならい ヒミツのここたま オリジナルサウンドトラック 1

TVアニメ『LOVE STAGE!!』オリジナルサウンドトラック Most Loving STAGE!!
title: TV Anime "LOVE STAGE!!" Original Soundtrack Most Loving STAGE!!
type: Performance

RAINBOW'S BOX / NOW ON AIR [Limited Edition]
type: Performance

GO! FIGHT! WIN! GO FOR DREAM! / NOW ON AIR
type: Performance

ウマ娘 プリティーダービー STARTING GATE 02
type: Performance
name: Umamusume Pretty Derby STARTING GATE 02

THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 02
type: Composition

D4DJ Groovy Mix カバートラックス vol.2
type: Release
title: D4DJ Groovy Mix COVER TRACKS vol.2
created: 2021-07-21
type: MusicAlbum
by artist: Seiya Haga
catalogue number: BRMM-10366
date published: 2021-07-21
creator: Seiya Haga

ウマ娘 プリティーダービー STARTING GATE 02
created: 2017-01-11
title: Umamusume Pretty Derby STARTING GATE 02
by artist: Seiya Haga
type: MusicAlbum
catalogue number: LACA-15622
type: Release
date published: 2017-01-11
creator: Seiya Haga

Dramatic ni Koishitai / Hikari Codama
name: ドラマチックに恋したい / 小玉ひかり
type: Composition

Hitohira no Namida/Colorful Jump / J☆Dee'Z [Limited Edition]
catalogue number: SRCL-9599~600
date published: 2017-11-22
type: MusicAlbum
by artist: Seiya Haga
title: ひとひらの涙/カラフルジャンプ / J☆Dee'Z
created: 2017-11-22
creator: Seiya Haga
type: Release

Haruchika ~Haruta to Chika wa Seishun Suru~ Character song mini album ~Girls~
title: TVアニメ 『ハルチカ〜ハルタとチカは青春する〜』キャラクターソングミニアルバム〜ガールズ〜
type: Performance

健全ロボ ダイミダラー オリジナルサウンドトラック
type: Performance
name: Kenzen Robo Daimidaler Original Soundtrack
name: DAIMIDALER THE SOUND ROBOT ORIGINAL SOUNDTRACK @en

THE IDOLM@STER SideM F@NTASTIC COMBINATION~CONNECTIME!!!!~ -harmony chord- SAI
date published: 2024-03-06
type: Release
type: MusicAlbum
catalogue number: LACM-24515
name: THE IDOLM@STER SideM F@NTASTIC COMBINATION~CONNECTIME!!!!~ -共鳴和音- 彩
creator: Seiya Haga
by artist: Seiya Haga
created: 2024-03-06

10s / スフィア
name: 10s / Sphere [Limited Edition]
type: Performance

LOVE STAGE!!" CHARACTER SONG 01 EVERYDAY MAGIC / IZUMI SENA (CV. Tsubasa Yonaga)
name: TVアニメ『LOVE STAGE!!』キャラクターソング01 EVERYDAY MAGIC / 瀬名泉水(CV.代永 翼)
type: Composition

TVアニメ「ばくおん!!」キャラクターソング ミニアルバム
type: Performance
title: Bakuon!! CharacterSong MiniAlbum

THE IDOLM@STER SideM INSTRUMENTAL MUSIC COLLECTION 05
type: Composition

The Best of Pile / Pile
type: Composition
creator: Seiya Haga
composer: Seiya Haga

TV Anime "High School DxD BorN" Original Soundtrack
type: Performance
title: TVアニメ『ハイスクールD×D BorN』オリジナルサウンドトラック
name: HIGH SCHOOL D×D BorN ORIGINAL SOUNDTRACK @en

Umamusume Pretty Derby STARTING GATE 02 [2021 Remastered Version]
creator: Seiya Haga
by artist: Seiya Haga
created: 2021-08-16
name: ウマ娘 プリティーダービー STARTING GATE 02 [2021 Remastered Version]
type: Release
date published: 2021-08-16
catalogue number: LZC-1956
type: MusicAlbum

Fate/Grand Order Waltz in the MOONLIGHT/LOSTROOM song material
type: Release
date published: 2020-12-09
created: 2020-12-09
by artist: Seiya Haga
catalogue number: SVWC-70495~6
type: MusicAlbum
creator: Seiya Haga

ウマ娘 プリティーダービー STARTING GATE 02 [2021 Remastered Version]
name: Umamusume Pretty Derby STARTING GATE 02 [2021 Remastered Version]
type: Performance

スター街道 / 大塚紗英 [初回生産限定盤]
title: Star Kaidou / Sae Otsuka [Limited Edition]
type: Performance