| Date of Release | Singles |
| 21/7/97 | garasu no shounen |
| 12/11/97 | aisareru yori aishitai(Miman City theme song) hitoribocchi no christmas |
| 22/4/98 | jetcoaster romance hello |
| 29/7/98 | zenbu dakishimete ao no jidai (ao no jidai ED |
| 9/12/98 | happy happy greeting cinderella christmas |
| 24/2/99 | yamenaide, pure (Ill be back ED)
baby love |
| 26/5/99 | flower
genki ga kuta kuta |
| 29/9/99 | ame no melody
to heart (to heart ED) |
| 8/3/00 | sukininatteku aishiteku
kinki no yarukimanman song |
| 21/6/00 | mou kimi igai aisenai (Tenshi ga Kieta Machi OP) natsu no ousama (Summer Snow OP) |
| ALBUM A Tracks (21.7.97) |
| Rocks |
| Tell me |
| Boku Wa Omou (Myster Files of Silverwolf ED-Koichi) |
| Setsunai Koi Ni Kizuite |
| Distance |
| Hitori Jya Nai (Kindaichi Part1 ED-Tsuyoshi) |
| Ano Ko Wa So Fine |
| Friends (Wakaba no Koro ED) |
| Tayori Ni Shite Masse |
| ALBUM B Tracks (12.8.98) |
| Suppin Girl |
| Kebyo wo Tsukao |
| Aisarareru Aishitai(Miman City OP) |
| My Wish (music/words solo-Koichi) |
| Ainante Kotoba Ja Aenai |
| Zutto Dakishimetai |
| Innocent Wars |
| Border Line |
| Message |
| Slowly (music/words/solo-Tsuyoshi) | Konomama te wo Tsunaide |
| Jetcoaster Romance |
| Garasu No Shonen |
Its Alright
Flying People99
Kimi Wa Naite Tsuyoku Naru
Zenbu Dakishimete
A No Toki No Sora
Peaceful World ( music/words/solo koichi)
Yamenaide, Pure ( Ill be back ending theme)
Natural Thang
Flower
Brand New Day
Samazama Na Ai (music/words/solo- tsuyoshi)
Rocketman
Ao No Jidai (ao no jidai ending theme)
Theme of Kinki Kids00
Garasu no Shounen
Aisareru Aishitai
Jetcoaster Romance
Zenbu Dakishimete
Ao No Jidai
Happy Happy Greeting
Cinderalla Christmas
Yamenaide, Pure
Flower
Ame No Melody
To Heart
Sukininatteku Aishiteku