lull ～そして僕らは～ / Ray
title: lull ~Soshite Bokura wa~ / Ray
type: Performance

a-gain / Ray [Limited Edition]
type: Composition

lull ～そして僕らは～ / Ray
title: lull ~Soshite Bokura wa~ / Ray
created: 2013-10-30
type: Release
creator: Reika Kisumi
catalogue number: GNCA-0311
date published: 2013-10-30
type: MusicAlbum
by artist: Reika Kisumi

ラジオ「To LOVEる -とらぶる- ダークネス」～えっちぃのはキライですが素敵です♥～ Vol.1
type: Performance
name: Radio To LOVEru Trouble Darkness Ecchi nowa Kirai desuga wa Suteki desu Vol.1

ハッピーライヴ ショウアップ アンコール!! ミュージックコレクション
type: MusicAlbum
creator: Reika Kisumi
catalogue number: FVS-HLEOST
date published: 2023-09-29
name: HAPPY LIVE, SHOW UP ENCORE!! MUSIC COLLECTION
type: Release
created: 2023-09-29
by artist: Reika Kisumi

♡km/h / Ray [Limited Edition]
type: Performance

ebb and flow / Ray [Limited Edition]
type: Performance

Recall / Ray [Limited Edition]
catalogue number: GNCA-0267
date published: 2013-02-06
type: Release
by artist: Reika Kisumi
type: MusicAlbum
creator: Reika Kisumi
created: 2013-02-06

TVアニメ『ろんぐらいだぁす!』オリジナルサウンドトラック
type: Performance
name: TV ANIMATION LONGRIDERS! ORIGINAL SOUNDTRACK

ebb and flow / Ray
catalogue number: GNCA-0324
by artist: Reika Kisumi
date published: 2014-02-05
type: Release
created: 2014-02-05
creator: Reika Kisumi
type: MusicAlbum

花結ノ謳
title: Hanayui no Uta
type: Composition

secret arms / Ray
type: MusicAlbum
type: Release
created: 2015-07-29
creator: Reika Kisumi
date published: 2015-07-29
by artist: Reika Kisumi
catalogue number: GNCA-0389

あの夏で待ってる 特別編 -THEME SONGS-
name: Ano Natsu de Matteru Tokubetsuhen -THEME SONGS-
type: Composition

RAYVE / Ray
by artist: Reika Kisumi
creator: Reika Kisumi
created: 2013-06-05
catalogue number: GNCA-1374
type: MusicAlbum
type: Release
date published: 2013-06-05

lull ～そして僕らは～ / Ray [初回限定盤]
type: Composition
title: lull ~Soshite Bokura wa~ / Ray [Limited Edition]

ハッピーライヴ ショウアップ アンコール!! ミュージックコレクション
type: Composition
title: HAPPY LIVE, SHOW UP ENCORE!! MUSIC COLLECTION

master groove circle NIJIIRO
type: MusicAlbum
type: Release
creator: Reika Kisumi
catalogue number: GNCV-1037
created: 2014-12-24
by artist: Reika Kisumi
date published: 2014-12-24

DESTINE ASH/Love Love Scarlet
type: Performance

A LULL IN THE SEA ORIGINAL SOUNDTRACK
type: Composition

Milky Ray / Ray [Limited Edition]
type: Composition

初めてガールズ! / Ray
name: Hajimete Girls! / Ray
type: Performance

Happy days / Ray [Limited Edition]
date published: 2017-06-07
catalogue number: GNCA-1506
by artist: Reika Kisumi
created: 2017-06-07
type: Release
creator: Reika Kisumi
type: MusicAlbum

ensemble Vocal collection 2020-2022
type: Performance

ま～まれぇど&FAVORITE Special Happy Live! 2023 Vocal Collection
type: Performance
title: MARMALADE & FAVORITE Special Happy Live! 2023 Vocal Collection

circle of fifth
type: Performance

A LULL IN THE SEA ORIGINAL SOUNDTRACK
type: Performance

ハッピーライヴ ショウアップ! ミュージックコレクション
name: HAPPY LIVE, SHOW UP! MUSIC COLLECTION
type: Composition

Happy days / Ray
type: Composition

Hajimete Girls! / Ray [Limited Edition]
type: Performance
title: 初めてガールズ! / Ray

Milky Ray / Ray
type: Composition

Milky Ray / Ray
type: Performance

Little Trip / Ray
type: Performance

悠久ノ謳
by artist: Reika Kisumi
date published: 2012-07-18
created: 2012-07-18
creator: Reika Kisumi
type: Release
name: Yukyu no Uta
catalogue number: GNCA-0241
type: MusicAlbum

ハッピーライヴ ショウアップ アンコール!! ミュージックコレクション
name: HAPPY LIVE, SHOW UP ENCORE!! MUSIC COLLECTION
type: Performance

初めてガールズ! / Ray
name: Hajimete Girls! / Ray [Limited Edition]
type: Composition

a-gain / Ray [Limited Edition]
type: MusicAlbum
creator: Reika Kisumi
catalogue number: GNCA-0425
type: Release
date published: 2016-02-17
created: 2016-02-17
by artist: Reika Kisumi

Little Trip / Ray [Limited Edition]
date published: 2016-06-08
by artist: Reika Kisumi
type: Release
catalogue number: GNCA-1484
type: MusicAlbum
creator: Reika Kisumi
created: 2016-06-08

lull ～そして僕らは～ / Ray [初回限定盤]
title: lull ~Soshite Bokura wa~ / Ray [Limited Edition]
type: Performance

ま～まれぇど&FAVORITE Special Happy Live! 2023 Vocal Collection
type: Composition
title: MARMALADE & FAVORITE Special Happy Live! 2023 Vocal Collection

Yukyu no Uta
title: 悠久ノ謳
type: Composition

ハッピーライヴ ショウアップ! ミュージックコレクション
name: HAPPY LIVE, SHOW UP! MUSIC COLLECTION
type: Performance

DESTINE ASH/Love Love Scarlet
type: Composition

Alto Mare
type: Composition

Nagi no Asukara Blu-ray BOX Bonus CD
type: Composition
title: 凪のあすから Blu-ray BOX 特典CD

a-gain / Ray
created: 2016-02-17
catalogue number: GNCA-0426
date published: 2016-02-17
type: MusicAlbum
type: Release
creator: Reika Kisumi
by artist: Reika Kisumi

楽園PROJECT / Ray
title: RAKUEN PROJECT / Ray [Limited Edition]
catalogue number: 1000344850
by artist: Reika Kisumi
created: 2012-10-24
date published: 2012-10-24
type: MusicAlbum
type: Release
creator: Reika Kisumi

Milky Ray / Ray [Limited Edition]
created: 2014-06-04
type: MusicAlbum
catalogue number: GNCA-1406
creator: Reika Kisumi
type: Release
by artist: Reika Kisumi
date published: 2014-06-04

ラジオ「To LOVEる -とらぶる- ダークネス」～えっちぃのはキライですが素敵です♥～ Vol.1
title: Radio To LOVEru Trouble Darkness Ecchi nowa Kirai desuga wa Suteki desu Vol.1
type: Composition

Recall / Ray
type: Performance

RAKUEN PROJECT / Ray
creator: Reika Kisumi
type: MusicAlbum
by artist: Reika Kisumi
name: 楽園PROJECT / Ray
created: 2012-10-24
date published: 2012-10-24
catalogue number: 1000344851
type: Release

初めてガールズ! / Ray
title: Hajimete Girls! / Ray [Limited Edition]
type: Release
date published: 2015-08-26
type: MusicAlbum
creator: Reika Kisumi
catalogue number: GNCA-0394
created: 2015-08-26
by artist: Reika Kisumi

ensemble Vocal collection 2020-2022
created: 2022-12-23
creator: Reika Kisumi
type: Release
by artist: Reika Kisumi
date published: 2022-12-23
type: MusicAlbum
catalogue number: WILL-459

Alto Mare
type: Performance

sign / Ray
catalogue number: GNCA-0235
created: 2012-02-08
type: MusicAlbum
creator: Reika Kisumi
name: sign / レイ
date published: 2012-02-08
by artist: Reika Kisumi
type: Release

NEKOPARA OVA ORIGINAL SOUNDTRACK
type: Performance

secret arms / Ray
type: Composition

♡km/h / Ray [Limited Edition]
type: Composition

ensemble Vocal collection 2020-2022
type: Composition

初めてガールズ! / Ray
title: Hajimete Girls! / Ray
type: Composition

RAYVE / Ray [Limited Edition]
catalogue number: GNCA-1373
by artist: Reika Kisumi
creator: Reika Kisumi
created: 2013-06-05
type: MusicAlbum
type: Release
date published: 2013-06-05

P.A.WORKS 20th Anniversary Theme Song Collection
catalogue number: LACA-9804~7
date published: 2021-03-17
creator: Reika Kisumi
type: Release
type: MusicAlbum
by artist: Reika Kisumi
created: 2021-03-17

Little Trip / Ray
type: Composition

HAPPY LIVE, SHOW UP! MUSIC COLLECTION
type: Release
type: MusicAlbum
creator: Reika Kisumi
date published: 2021-08-27
catalogue number: FVS-HLSOST
name: ハッピーライヴ ショウアップ! ミュージックコレクション
created: 2021-08-27
by artist: Reika Kisumi

P.A.WORKS 20th Anniversary Theme Song Collection
type: Performance

lull ～そして僕らは～ / Ray
name: lull ~Soshite Bokura wa~ / Ray
type: Composition

NEKOPARA OVA ORIGINAL SOUNDTRACK
type: Composition

ebb and flow / Ray
type: Composition

circle of fifth
type: Composition

Nagi no Asukara Blu-ray BOX Bonus CD
date published: 2015-11-26
type: Release
catalogue number: GNXA-163007~9
created: 2015-11-26
by artist: Reika Kisumi
type: MusicAlbum
title: 凪のあすから Blu-ray BOX 特典CD
creator: Reika Kisumi

♡km/h / Ray
type: Performance

花結ノ謳
title: Hanayui no Uta
type: Performance

Recall / Ray
type: Composition

Happy days / Ray [Limited Edition]
type: Performance

Little Trip / Ray [Limited Edition]
type: Composition

あの夏で待ってる 特別編 -THEME SONGS-
type: MusicAlbum
type: Release
creator: Reika Kisumi
name: Ano Natsu de Matteru Tokubetsuhen -THEME SONGS-
date published: 2014-08-29
by artist: Reika Kisumi
created: 2014-08-29
catalogue number: GNCA-0349

NAGI NO ASUKARADIO Vol.2 SPECIAL CD-ROM
created: 2014-03-26
by artist: Reika Kisumi
creator: Reika Kisumi
name: 凪のあすからじお Vol.2 特典CD-ROM
date published: 2014-03-26
type: MusicAlbum
type: Release
catalogue number: GNBA-222402

ebb and flow / Ray
type: Performance

sign / Ray
type: Performance
title: sign / レイ

悠久ノ謳
title: Yukyu no Uta
type: Performance

secret arms / Ray [Limited Edition]
type: Composition

circle of fifth
type: MusicAlbum
created: 2012-10-24
by artist: Reika Kisumi
catalogue number: KSLA-0082~3
type: Release
date published: 2012-10-24
creator: Reika Kisumi

sign / レイ [初回限定盤]
type: Composition
title: sign / Ray [Limited Edition]

NAGI NO ASUKARA ORIGINAL SOUNDTRACK 2
type: Composition
title: 凪のあすから ORIGINAL SOUNDTRACK 2

Milky Ray / Ray [Limited Edition]
type: Performance

Hikari no Kodou / Reika Kisumi
type: Performance
title: ヒカリの鼓動 / 木須実怜花

Little Trip / Ray
date published: 2016-06-08
created: 2016-06-08
catalogue number: GNCA-1485
type: Release
creator: Reika Kisumi
type: MusicAlbum
by artist: Reika Kisumi

sign / レイ [初回限定盤]
title: sign / Ray [Limited Edition]
type: Performance

sign / レイ [初回限定盤]
catalogue number: GNCA-0234
created: 2012-02-08
date published: 2012-02-08
name: sign / Ray [Limited Edition]
creator: Reika Kisumi
type: MusicAlbum
by artist: Reika Kisumi
type: Release

lull ~Soshite Bokura wa~ / Ray [Limited Edition]
title: lull ～そして僕らは～ / Ray [初回限定盤]
type: Release
creator: Reika Kisumi
created: 2013-10-30
date published: 2013-10-30
by artist: Reika Kisumi
catalogue number: GNCA-0310
type: MusicAlbum

RAYVE / Ray [Limited Edition]
type: Composition

♡km/h / Ray
type: Composition

birthinfo
principal: Reika Kisumi
type: Birth
place: Hokkaido, Japan
date: 1990-10-14

DESTINE ASH/Love Love Scarlet
catalogue number: INORAY-0005
by artist: Reika Kisumi
created: 2019-12-31
type: Release
type: MusicAlbum
creator: Reika Kisumi
date published: 2019-12-31

lull ～そして僕らは～ / Ray [初回限定盤]
title: lull ~Soshite Bokura wa~ / Ray [Limited Edition]
type: Composition

あの夏で待ってる 特別編 -THEME SONGS-
title: Ano Natsu de Matteru Tokubetsuhen -THEME SONGS-
type: Performance

Happy days / Ray [Limited Edition]
type: Composition

楽園PROJECT / Ray
name: RAKUEN PROJECT / Ray [Limited Edition]
type: Performance

楽園PROJECT / Ray
name: RAKUEN PROJECT / Ray
type: Composition

RAYVE / Ray
type: Performance

Recall / Ray
catalogue number: GNCA-0268
by artist: Reika Kisumi
created: 2013-02-06
date published: 2013-02-06
type: Release
creator: Reika Kisumi
type: MusicAlbum

NEKOPARA OVA ORIGINAL SOUNDTRACK
type: MusicAlbum
date published: 2017-12-22
creator: Reika Kisumi
by artist: Reika Kisumi
catalogue number: N/A
type: Release
created: 2017-12-22

ヒカリの鼓動 / 木須実怜花
name: Hikari no Kodou / Reika Kisumi
type: Composition

凪のあすから ORIGINAL SOUNDTRACK 1
name: NAGI NO ASUKARA ORIGINAL SOUNDTRACK 1
type: Composition

a-gain / Ray [Limited Edition]
type: Performance

MARMALADE & FAVORITE Special Happy Live! 2023 Vocal Collection
date published: 2023-10-28
creator: Reika Kisumi
created: 2023-10-28
type: Release
name: ま～まれぇど&FAVORITE Special Happy Live! 2023 Vocal Collection
by artist: Reika Kisumi
catalogue number: CND-012
type: MusicAlbum

Reika Kisumi
made: lull ～そして僕らは～ / Ray [初回限定盤]
album: a-gain / Ray [Limited Edition]
album: HAPPY LIVE, SHOW UP! MUSIC COLLECTION
made: NEKOPARA OVA ORIGINAL SOUNDTRACK
album: NEKOPARA OVA ORIGINAL SOUNDTRACK
made: ebb and flow / Ray [Limited Edition]
made: RAYVE / Ray [Limited Edition]
album: 悠久ノ謳
made: RAKUEN PROJECT / Ray
made: 初めてガールズ! / Ray
album: RAYVE / Ray
album: Nagi no Asukara Blu-ray BOX Bonus CD
type: Person
made: Singer
album: NAGI NO ASUKARA ORIGINAL SOUNDTRACK 1
made: ハッピーライヴ ショウアップ アンコール!! ミュージックコレクション
album: NAGI NO ASUKARADIO Vol.2 SPECIAL CD-ROM
made: Little Trip / Ray [Limited Edition]
album: DESTINE ASH/Love Love Scarlet
album: MARMALADE & FAVORITE Special Happy Live! 2023 Vocal Collection
album: A LULL IN THE SEA ORIGINAL SOUNDTRACK
made: a-gain / Ray
made: secret arms / Ray [Limited Edition]
made: Happy days / Ray [Limited Edition]
album: ヒカリの鼓動 / 木須実怜花
album: Milky Ray / Ray
made: ensemble Vocal collection 2020-2022
album: TV ANIMATION LONGRIDERS! ORIGINAL SOUNDTRACK
album: あの夏で待ってる 特別編 -THEME SONGS-
made: MARMALADE & FAVORITE Special Happy Live! 2023 Vocal Collection
made: ラジオ「To LOVEる -とらぶる- ダークネス」～えっちぃのはキライですが素敵です♥～ Vol.1
album: ebb and flow / Ray
type: MusicGroup
made: Happy days / Ray
made: あの夏で待ってる 特別編 -THEME SONGS-
made: ♡km/h / Ray
album: P.A.WORKS 20th Anniversary Theme Song Collection
made: Milky Ray / Ray [Limited Edition]
album: sign / Ray
album: circle of fifth
made: NAGI NO ASUKARA ORIGINAL SOUNDTRACK 1
made: 花結ノ謳
album: Happy days / Ray
made: secret arms / Ray
album: secret arms / Ray
album: Alto Mare
album: lull ~Soshite Bokura wa~ / Ray [Limited Edition]
made: circle of fifth
album: Milky Ray / Ray [Limited Edition]
made: NAGI NO ASUKARA ORIGINAL SOUNDTRACK 2
made: Hajimete Girls! / Ray
made: ebb and flow / Ray
album: ラジオ「To LOVEる -とらぶる- ダークネス」～えっちぃのはキライですが素敵です♥～ Vol.1
album: 楽園PROJECT / Ray
album: Recall / Ray
album: lull ～そして僕らは～ / Ray
made: TV ANIMATION LONGRIDERS! ORIGINAL SOUNDTRACK
album: Hajimete Girls! / Ray
album: secret arms / Ray [Limited Edition]
album: NAGI NO ASUKARA ORIGINAL SOUNDTRACK 2
album: a-gain / Ray
made: DESTINE ASH/Love Love Scarlet
album: sign / レイ [初回限定盤]
made: lull ~Soshite Bokura wa~ / Ray [Limited Edition]
made: Alto Mare
made: sign / レイ [初回限定盤]
album: 花結ノ謳
made: lull ～そして僕らは～ / Ray
made: ♡km/h / Ray [Limited Edition]
made: P.A.WORKS 20th Anniversary Theme Song Collection
album: ♡km/h / Ray
made: Nagi no Asukara Blu-ray BOX Bonus CD
made: RAYVE / Ray
album: RAKUEN PROJECT / Ray
album: Little Trip / Ray
account: OnlineChatAccount
  account service homepage: http://www.twitter.com/
  account name: reika_taso
album: ebb and flow / Ray [Limited Edition]
made: 楽園PROJECT / Ray
album: ensemble Vocal collection 2020-2022
made: Milky Ray / Ray

A LULL IN THE SEA ORIGINAL SOUNDTRACK
created: 2015-06-30
by artist: Reika Kisumi
type: Release
date published: 2015-06-30
type: MusicAlbum
catalogue number: NAG1-BRD-US-OST
creator: Reika Kisumi

ヒカリの鼓動 / 木須実怜花
date published: 2022-09-15
type: MusicAlbum
created: 2022-09-15
name: Hikari no Kodou / Reika Kisumi
catalogue number: PT0016
type: Release
by artist: Reika Kisumi
creator: Reika Kisumi

master groove circle NIJIIRO
type: Performance

lull ~Soshite Bokura wa~ / Ray [Limited Edition]
title: lull ～そして僕らは～ / Ray [初回限定盤]
type: Performance

凪のあすからじお Vol.2 特典CD-ROM
title: NAGI NO ASUKARADIO Vol.2 SPECIAL CD-ROM
type: Composition

RAYVE / Ray
type: Composition

sign / Ray
name: sign / レイ
type: Composition

secret arms / Ray
type: Performance

Happy days / Ray
type: Performance

楽園PROJECT / Ray
title: RAKUEN PROJECT / Ray
type: Performance

凪のあすから Blu-ray BOX 特典CD
type: Performance
name: Nagi no Asukara Blu-ray BOX Bonus CD

master groove circle NIJIIRO
type: Composition

花結ノ謳
catalogue number: GNCA-0284
date published: 2013-07-31
creator: Reika Kisumi
created: 2013-07-31
title: Hanayui no Uta
type: Release
by artist: Reika Kisumi
type: MusicAlbum

NAGI NO ASUKARA ORIGINAL SOUNDTRACK 1
title: 凪のあすから ORIGINAL SOUNDTRACK 1
type: Performance

Alto Mare
type: Release
catalogue number: N/A
by artist: Reika Kisumi
created: 2024-04-28
type: MusicAlbum
date published: 2024-04-28
creator: Reika Kisumi

TV ANIMATION LONGRIDERS! ORIGINAL SOUNDTRACK
catalogue number: LACA-9488~9
date published: 2017-03-01
title: TVアニメ『ろんぐらいだぁす!』オリジナルサウンドトラック
created: 2017-03-01
creator: Reika Kisumi
type: MusicAlbum
by artist: Reika Kisumi
type: Release

Little Trip / Ray [Limited Edition]
type: Performance

ebb and flow / Ray [Limited Edition]
type: Composition

NAGI NO ASUKARADIO Vol.2 SPECIAL CD-ROM
type: Performance
title: 凪のあすからじお Vol.2 特典CD-ROM

ebb and flow / Ray [Limited Edition]
type: MusicAlbum
creator: Reika Kisumi
date published: 2014-02-05
type: Release
by artist: Reika Kisumi
catalogue number: GNCA-0323
created: 2014-02-05

♡km/h / Ray
by artist: Reika Kisumi
type: Release
catalogue number: GNCA-0460
date published: 2016-11-02
creator: Reika Kisumi
type: MusicAlbum
created: 2016-11-02

Happy days / Ray
creator: Reika Kisumi
catalogue number: GNCA-1507
by artist: Reika Kisumi
type: Release
type: MusicAlbum
created: 2017-06-07
date published: 2017-06-07

P.A.WORKS 20th Anniversary Theme Song Collection
type: Composition

NAGI NO ASUKARA ORIGINAL SOUNDTRACK 2
type: MusicAlbum
date published: 2014-06-25
type: Release
created: 2014-06-25
title: 凪のあすから ORIGINAL SOUNDTRACK 2
creator: Reika Kisumi
by artist: Reika Kisumi
catalogue number: GNCA-1405

NAGI NO ASUKARA ORIGINAL SOUNDTRACK 2
type: Performance
title: 凪のあすから ORIGINAL SOUNDTRACK 2

TV ANIMATION LONGRIDERS! ORIGINAL SOUNDTRACK
type: Composition
name: TVアニメ『ろんぐらいだぁす!』オリジナルサウンドトラック

Hajimete Girls! / Ray
date published: 2015-08-26
title: 初めてガールズ! / Ray
catalogue number: GNCA-0395
by artist: Reika Kisumi
type: MusicAlbum
created: 2015-08-26
type: Release
creator: Reika Kisumi

Recall / Ray [Limited Edition]
type: Performance

a-gain / Ray
type: Composition

♡km/h / Ray [Limited Edition]
date published: 2016-11-02
by artist: Reika Kisumi
creator: Reika Kisumi
catalogue number: GNCA-0459
created: 2016-11-02
type: Release
type: MusicAlbum

lull ～そして僕らは～ / Ray [初回限定盤]
creator: Reika Kisumi
type: MusicAlbum
name: lull ~Soshite Bokura wa~ / Ray [Limited Edition]
by artist: Reika Kisumi
created: 2013-10-30
catalogue number: GNCA-0309
date published: 2013-10-30
type: Release

secret arms / Ray [Limited Edition]
type: Performance

楽園PROJECT / Ray
type: Composition
name: RAKUEN PROJECT / Ray [Limited Edition]

a-gain / Ray
type: Performance

NAGI NO ASUKARA ORIGINAL SOUNDTRACK 1
created: 2014-04-23
type: MusicAlbum
name: 凪のあすから ORIGINAL SOUNDTRACK 1
catalogue number: GNCA-1404
type: Release
by artist: Reika Kisumi
creator: Reika Kisumi
date published: 2014-04-23

ラジオ「To LOVEる -とらぶる- ダークネス」～えっちぃのはキライですが素敵です♥～ Vol.1
created: 2012-12-28
type: MusicAlbum
date published: 2012-12-28
catalogue number: TLVR-1
title: Radio To LOVEru Trouble Darkness Ecchi nowa Kirai desuga wa Suteki desu Vol.1
type: Release
by artist: Reika Kisumi
creator: Reika Kisumi

secret arms / Ray [Limited Edition]
by artist: Reika Kisumi
catalogue number: GNCA-0388
type: MusicAlbum
type: Release
creator: Reika Kisumi
created: 2015-07-29
date published: 2015-07-29

RAYVE / Ray [Limited Edition]
type: Performance

Milky Ray / Ray
catalogue number: GNCA-1407
type: Release
creator: Reika Kisumi
date published: 2014-06-04
created: 2014-06-04
type: MusicAlbum
by artist: Reika Kisumi

Recall / Ray [Limited Edition]
type: Composition