| 2008: Singles Mou Sugu Christmas (もうすぐクリスマス) Albums & Others |
2009: Singles Bye Bye (バイバイ) Albums & Others |
| Song Title | Lyrics | Composition | Artist |
| Bye Bye (バイバイ) |
Kashiasu Shimada (カシアス島田) |
Takahara Kei (高原兄) |
Satoda Mai with Gouda Kyoudai (里田まい with 合田兄妹) |
| Song Title | Lyrics | Composition | Artist |
| Mou Sugu Christmas (もうすぐクリスマス) |
Kashiasu Shimada (カシアス島田) |
Takahara Kei (高原兄) |
Satoda Mai with Gouda Kyoudai (里田まい with 合田兄妹) |