- 1999s【 22 songs in total 】
- Sorted by ＞ Sorted by album (Time) Sorted by song name (Characters) Sorted by other
- Song Lyricist Composer Date
- 1 AM1:00 (feat. Ryo.y) taichi・Ryo.y shinji 2023-09
- 2 Baby Girl taichi・shinji shinji 2023-07
- 3 Because of you taichi shinji
- 4 Cherish shinji・taichi shinji・MATZ 2024-02
- 5 chocolate taichi・shinji shinji 2023-07
- 6 city boy taichi shinji 2023-09
- 7 cosmic taichi shinji 2023-07
- 8 DANCING WAR taichi shinji 2023-07
- 9 fancy taichi・shinji shinji 2023-07
- 10 Fly Day Night taichi shinji
- 11 FLY taichi shinji・MATZ 2024-03
- 12 good life taichi・shinji shinji 2023-07
- 13 lip taichi shinji
- 14 oboetenai taichi shinji 2023-07
- 15 OSAKA CITY NIGHT taichi shinji 2023-07
- 16 ROCK STAR taichi shinji 2023-07
- 17 sayonara taichi・shinji shinji
- 18 SUMMER DAYS taichi shinji 2023-08
- 19 SUPERBOY taichi shinji
- 20 Tsukimi (feat. soel) taichi shinji 2023-09
- 21 上海ガール ako shinji 2023-07
- 22 湾岸に靡かれて taichi shinji 2023-07