Albums + EPs

• BEST OF BALLAD 2025-05-07
• BEST OF HAPPINESS 2025-04-23
• BEST OF HIP‐HOP / R&B 2025-04-09
• BEST OF COLLABO Vol.2 2025-03-26
• BEST OF COLLABO Vol.1 2025-03-12
• 25th THE BEST - ALIVE 2025-02-19
• Respect All 2023-08-23
• DREAM 2022-02-23
• Self Selection “PIANO BALLAD” 2021-09-27
• Self Selection “Hip Hop” 2021-03-03
• IT’S ALL ME - Vol.2 2021-02-24
• IT'S ALL ME - Vol.1 2020-07-08
• 感謝!!!!! -Thank You for 20 Years New and Best 2019-11-06
• 和と洋 2017-06-07
• THE FEAT. BEST 2016-11-02
• THE BEST 2015-11-25
• ハピネス・パック 2014-12-03
• ハピネス - ギフトパック 2013-12-11
• MORIAGARO 2013-07-17
• ハピネス - EP 2012-11-07
• INDEPENDENT 2012-02-22
• THE LAST A.I. 2010-12-01
• Best A.I. 2009-09-16
• VIVA A.I. 2009-03-04
• DON'T STOP A.I. 2007-12-05
• LIVE A.I. 2007-02-28
• What’s goin’ on A.I. 2006-09-27
• MIC-A-HOLIC A.I. 2005-07-06
• MACHIGAINAI 2005-02-23
• FEAT A.I. 2004-12-01
• FLASHBACK TO A.I. 2004-09-08
• 2004 A.I. 2004-06-16
• ORIGINAL A.I. 2003-07-23
• my name is AI 2001-11-02

Singles

• my wish 2025-04-16
• NAKAMA 2024-12-10
• Untitled 2024-07-17
• 生者の行進 2024-05-27
• タイド 2024-04-25
• RISE TOGETHER 2024-04-16
• みんながみんな英雄 2024 2024-01-01
• ワレバ 2023-12-20
• WORLD DANCE 2023-08-16
• Life Goes On 2023-08-03
• Bad Bitch 美学 Remix 2023-07-19
• Respect All 2023-05-23
• Start Again 2022-10-03
• Welcome Rain - From THE FIRST TAKE 2022-03-02
• アルデバラン - From THE FIRST TAKE 2022-02-18
• First Time 2022-02-16
• アルデバラン 2021-10-04
• IN THE MIDDLE 2021-08-13
• THE MOMENT 2021-06-28
• HOPE 2021-01-30
• Not So Different (Remix) 2021-01-30
• Not So Different 2020-11-25
• 勇者たち 2020-10-28
• Kokoro 2020-07-08
• ギフト 2020-04-24
• GOOD AS GOLD 2020-03-23
• 僕らを待つ場所 2020-01-14
• ハピネス (Gospel Version) 2019-10-30
• ラフィン・メディスン 2019-10-30
• Baby You Can Cry 2019-09-27
• You Never Know 2019-08-09
• Summer Magic 2019-05-17
• Kira Kira 2017-08-01
• 最後は必ず正義が勝つ 2017-05-09
• ハッピークリスマス / HEIWA / ミラクル 2016-11-02
• ミラクル 2016-10-11
• I'm the Champion 2016-09-17
• One Day 2016-03-16
• No more 2016-03-02
• みんながみんな英雄 2016-02-19
• Be Brave 2015-09-09
• Story (English Version) 2014-10-22
• Let It Be 2014-07-30
• HOPE (TOKYO TRIBE ANTHEM) 2014-07-23
• RUN FREE 2013-11-20
• ハピネス (あげようバージョン) 2013-11-06
• Come Together 〜忘れないで 2013-08-21
• sogood 2013-06-26
• After the Storm 2013-05-16
• ママへ 2013-04-12
• VOICE 2013-02-01
• Show It Off 2013-01-23
• ハピネス (スマイル・バージョン) 2012-11-07
• One Love (Live in Budokan) 2012-09-28
• ハピネス (Reggae Summer Remix by Mighty Crown) 2012-06-13
• Beautiful Life 2012-04-13
• INDEPENDENT WOMAN 2012-02-14
• ウツクシキモノ 2012-02-01
• One Love 2012-02-01
• ハピネス / Letter In The Sky 2011-12-14
• ハピネス 2011-11-18
• Letter In The Sky 2011-10-19
• Blue 2011-07-27
• LOVE YOU NEED YOU 2011-03-30
• Wonder Woman 2011-03-09
• STRONGER 2010-10-27
• 眠れない街 2010-08-25
• This Love 2010-07-28
• For My Sister (Japanese Version) 2010-07-14
• Still… 2010-06-30
• FAKE 2010-03-31
• Broken Strings 2009-03-04
• HOME SWEET HOME 2009-02-25
• YOU ARE MY STAR 2009-02-04
• So Special / おくりびと 2008-09-10
• おくりびと / So Special 2008-09-10
• Crazy World 2008-06-11
• 大切なもの 2008-06-04
• ONE 2007-11-07
• I'll Remember You / BRAND NEW DAY 2007-07-18
• BRAND NEW DAY 2007-06-13
• MUSIC (Live C.C. Lemon Hall Version) 2006-12-13
• Beautiful (Remix) 2006-09-06
• I Wanna Know 2006-09-06
• Believe 2006-04-19
• Story 2005-05-18
• Crayon Beats 2005-04-20
• 365 2005-02-09
• WATCH OUT! 2004-08-04
• No Generation Gap 2004-07-07
• E.O. 2004-05-12
• After The Rain 2004-03-03
• マイ・フレンド / 戦場のメリークリスマス 2003-10-15
• Thank U 2003-06-25
• “Uh Uh,,,,,,” / baby be mine 2003-02-05
• PLAYBOY / 2HOT 2003
• LUV YA 2002-10-23
• 最終宣告 2002
• ONE LAST KISS 2001-11-21
• Shining Star 2001-08
• U Can Do 2001-05-23
• Cry, just Cry 2000-11-22