| 27/6/2012 | Kimi-tachi Kiwi Papaya Mango da ne. (君たちキウイ・パパイア・マンゴーだね。) (Digital) | |
|
1. | Kimi-tachi Kiwi Papaya Mango da ne. (君たちキウイ・パパイア・マンゴーだね。) |
| 24/10/2012 | Hajimete no Kimochi (はじめての気持ち) | |
|
1. | Hajimete no Kimochi (はじめての気持ち) |
| 2. | Koukiatsu Girl (高気圧ガール) | |
| 3. | Hajimete no Kimochi (はじめての気持ち) (Instrumental) | |
| 20/3/2013 | You tell me (Digital) | |
|
1. | You tell me |
| 29/1/2014 | I am (CD) | |
|
1. | I am |
| 2. | You tell me | |
| 3. | Just on my way | |
| 29/1/2014 | I am (CD+DVD) | |
|
1. | I am |
| 2. | You tell me | |
| 3. | Just on my way | |
| DVD: | ||
| 1. | I am (PV) | |
| 2. | I am (LIVE) (chay 1st free live @Harajuku Quest Hall) | |
| 3. | OFF SHOT | |
| 23/4/2014 | Twinkle Days (CD) | |
|
1. | Twinkle Days |
| 2. | Don't be afraid | |
| 3. | once again | |
| 4. | Go Go! | |
| 23/4/2014 | Twinkle Days (CD+DVD) | |
|
1. | Twinkle Days |
| 2. | Don't be afraid | |
| 3. | once again | |
| DVD: | ||
| 1. | Twinkle Days (PV Original ver.) | |
| 2. | I am (Release Party "Valentine" Special Live @ SHIBUYA 7th FLOOR) | |
| 20/8/2014 | Summer Darling (Regular Edition) | |
|
1. | Summer Darling |
| 2. | Thank You My Friends | |
| 3. | Koi no Tonari Kara (恋のとなりから) | |
| 4. | True Colors | |
| 20/8/2014 | Summer Darling (Limited Edition) | |
|
1. | Summer Darling |
| 2. | Thank You My Friends | |
| 3. | Koi no Tonari Kara (恋のとなりから) | |
| 12/11/2014 | Wishes (Regular Edition) | |
|
1. | Wishes |
| 2. | Winter!Winter!Magic | |
| 3. | DREAM SNIPER | |
| 4. | Wishes (Instrumental) | |
| 12/11/2014 | Wishes (Limited Edition) | |
|
1. | Wishes |
| 2. | Winter!Winter!Magic | |
| 3. | DREAM SNIPER | |
| 4. | Last Christmas (Acoustic Ver. - WHAM!) | |
| 12/11/2014 | Last Christmas (Digital) | |
|
1. | Last Christmas |
| 1/12/2014 | Again (Digital) | |
|
1. | Again |
| 18/2/2015 | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) (CD Regular Edition) | |
|
1. | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) |
| 2. | Again | |
| 3. | Love is lonely | |
| 4. | Let It Be(Acoustic Ver.) | |
| 18/2/2015 | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) (CD Limited Edition) | |
|
1. | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) |
| 2. | Again | |
| 3. | Love is lonely | |
| 5/8/2015 | Egao no Gradation (笑顔のグラデーション) (Digital) | |
|
1. | Egao no Gradation (笑顔のグラデーション) |
| 21/10/2015 | Suki de Suki de Suki Sugite (好きで好きで好きすぎて) (CD) | |
|
1. | Suki de Suki de Suki Sugite (好きで好きで好きすぎて) |
| 2. | Egao no Gradation (笑顔のグラデーション) | |
| 3. | Celebrate You | |
| 4. | As Tears Go By (Acoustic Ver.) | |
| 21/10/2015 | Suki de Suki de Suki Sugite (好きで好きで好きすぎて) (CD+DVD) | |
|
1. | Suki de Suki de Suki Sugite (好きで好きで好きすぎて) |
| 2. | Egao no Gradation (笑顔のグラデーション) | |
| 3. | Celebrate You | |
| DVD: | ||
| 1. | chay no ON & OFF Hichaku Eizou (chayのON & OFF密着映像) | |
| 2. | extra ~Heart Couture~ @AKASAKA BLITZ digest (extra~ハートクチュールツアー@AKASAKA BLITZ digest) | |
| 18/5/2016 | Sorede Shiawase (それでしあわせ) | |
|
1. | Sorede Shiawase (それでしあわせ) |
| 2. | Zurui Hito (ずるいひと) | |
| 3. | You Gotta Be | |
| 30/11/2016 | Unmei no I Love You (運命のアイラブユー) (CD) | |
|
1. | Unmei no I Love You (運命のアイラブユー) |
| 2. | 12gatsu no Ame (12月の雨) | |
| 3. | Watashi ga Iru yo (私がいるよ) | |
| 4. | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) (Hikigatari ver.) | |
| 5. | Unmei no I Love You (運命のアイラブユー) (Instrumental) | |
| 30/11/2016 | Unmei no I Love You (運命のアイラブユー) (CD+DVD) | |
|
1. | Unmei no I Love You (運命のアイラブユー) |
| 2. | 12gatsu no Ame (12月の雨) | |
| 3. | Watashi ga Iru yo (私がいるよ) | |
| 4. | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) (Hikigatari ver.) | |
| 5. | Unmei no I Love You (運命のアイラブユー) (Instrumental) | |
| DVD: | ||
| 1. | Documentary Video | |
| 2. | Unmei no I Love You (運命のアイラブユー) (PV Full Version) | |
| 27/1/2017 | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (Digital) | |
|
1. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) |
| 29/3/2017 | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (CD) | |
|
1. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) |
| 2. | Take Me Away | |
| 3. | Tegami (手紙) | |
| 4. | Every Breath You Take (Acoustic Ver.) | |
| 5. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (Instrumental) | |
| 29/3/2017 | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (CD+DVD) | |
|
1. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) |
| 2. | Take Me Away | |
| 3. | Tegami (手紙) | |
| 4. | Every Breath You Take (Acoustic Ver.) | |
| 5. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (Instrumental) | |
| DVD: | ||
| 1. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (PV) | |
| 2. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) (Making of) | |
| 25/10/2017 | Ato Mou Sukoshi (あともう少し) (Digital) | |
|
1. | Ato Mou Sukoshi (あともう少し) |
| 29/6/2018 | Zutto Kitto Kanau (ずっと きっと 叶う) (Digital) | |
|
1. | Zutto Kitto Kanau (ずっと きっと 叶う) |
| 27/7/2018 | Sannin no Uta (3人のうた) (Digital) | |
|
1. | Sannin no Uta (3人のうた) |
| 5/12/2018 | Anata no Shiranai Watashitachi (あなたの知らない私たち) (CD) | |
|
1. | Anata no Shiranai Watashitachi (あなたの知らない私たち) feat. Crystal Kay |
| 2. | Ato Mousukoshi (あともう少し) | |
| 3. | Kiss me (-Xmas version-) | |
| 5/12/2018 | Anata no Shiranai Watashitachi (あなたの知らない私たち) (CD+DVD) | |
|
1. | Anata no Shiranai Watashitachi (あなたの知らない私たち) feat. Crystal Kay |
| 2. | Ato Mousukoshi (あともう少し) | |
| 3. | Kiss me (-Xmas version-) | |
| DVD: | ||
| - | 2017/08/19 chay Tour 2017 "chayTEA" Final Kouen @ Showa Joshi Daigaku Hitomi Kinen Koudou: | |
| 1. | Koi no Hajimari wa Itsumo Totsuzen ni (恋のはじまりはいつも突然に) | |
| 2. | Unmei no I Love You (運命のアイラブユー) | |
| 3. | 12gatsu no Ame (12月の雨) | |
| 4. | Kiss me | |
| 5. | Be OK! | |
| 6. | Summer Darling | |
| 7. | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) | |
| 8. | Sorede Shiawase (それでしあわせ) | |
| 24/4/2019 | Taisetsu na Shikisai (大切な色彩) | |
|
1. | Taisetsu na Shikisai (大切な色彩) |
| 2. | With | |
| 3. | Saigo no Haruyasumi (最後の春休み) | |
| 26/7/2019 | Wedding bell (ウエディング・ベル) (with Gentle Forest Jazz Band) (Digital Full Version) | |
|
1. | Wedding bell (ウエディング・ベル) (with Gentle Forest Jazz Band) |
| 13/9/2019 | Sabaku no Hana (砂漠の花) (Digital) | |
|
1. | Sabaku no Hana (砂漠の花) |
| 19/05/2023 | Beautiful Days (Digital) | |
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1. | Beautiful Days |
| 30/07/2024 | Uncontrolled (Digital) | |
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1. | Uncontrolled |
| 15/11/2024 | Mayakashi (まやかし) (Digital) | |
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1. | Mayakashi (まやかし) |
| 27/02/2025 | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) feat. Tokyo College of Music J-POP CLASSIC CLUB TOKYO (Digital) | |
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1. | Anata ni Koi wo Shite Mimashita (あなたに恋をしてみました) feat. Tokyo College of Music J-POP CLASSIC CLUB TOKYO |
| 29/7/2015 | RYP SLYME - POPCORN NANCY / JUMP with chay / Itsumademo (いつまでも) (Regular Edition) | |
|
1. | POPCORN NANCY |
| 2. | JUMP with chay | |
| 3. | Itsumademo (いつまでも) | |
| 4. | Laugh Maniac(Senor Coconut remix) | |
| 5. | STEPPER'S DELIGHT(TRICKY REMIX)(Bonus Track) | |
| 6. | Don't Panic(Ugly Duckling Remix)(Bonus Track) | |
| 7. | Tasogare Surround (黄昏サラウンド)(tofubeats REMIX)(Bonus Track) | |
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