Tatoo
| Název skladby | Stopáž | Album | Hlavní umělec | |
| Jitensha | 03:29 | Aenai Koto ni Natta Hi | AMIKA | |
| My Friend | 04:09 | Nanase wa Boku no Takara Mono | Ryoji Sonoda | |
| My Friend | 04:09 | Sakura no Hana | Ryoji Sonoda | |
| Tenkyugi | 04:56 | The Best Of Yuki Koyanagi 2015 Here For You - Universal Selection - | Yuki Koyanagi |