| Title | Year | Genre |
|---|---|---|
| Yakyuuken Special, The - Kon'ya wa 12-kaisen!! | 1995 | Arcade |
| Yellow Brick Road | 1996 | Adventure |
| Yoshimoto Mahjong Club | 1998 | Mahjong |
| Yoshimura Shogi | 1998 | Puzzle |
| Youen Denshi Mahjong Yuugi Galjan | 1996 | Mahjong |
| YU-NO - Konoyo no Hate de Koi o Utau Shoujo | 1997 | Adventure |
| Yukyu Gensokyoku | 1997 | Adventure |
| Yukyu Gensokyoku 2nd Album | 1998 | Adventure |
| Yukyu Gensokyoku ensemble | 1998 | Adventure |
| Yukyu Gensokyoku ensemble 2 | 1999 | Adventure |
| Yukyu Gensokyoku Hozonhan - Perpetual Collection | 2000 | Compilation |
| Yukyu no Kobako - Official Collection | 1997 | Other |
| Yumimi Mix Remix | 1995 | Adventure |
| Yuushun Classic Road | 1997 | Management |
