Ryosuke Sakai
| Název skladby | Stopáž | Album | Hlavní umělec | |
| Crocodile | 03:53 | Crocodile | Yui Mugino | |
| Kimijyanakya [Duet with Nao Yasuta] | 04:52 | DUET WITH BEST | KG | |
| Kimijyanakya [Duet with Nao Yasuta] | 04:52 | Still Goes On... | KG | |
| Kimijyanakya [Duet with Nao Yasuta] | 04:52 | Kimijyanakya duet with Nao Yasuta | KG | |
| ????+??? [Live] | 04:23 | ???!300 ?3? [Live] | David Wei | |
| Lovely Scene | 05:19 | Lovely Scene | BRADIO | |
| Lovely Scene | 05:19 | LABORATORY | BRADIO | |
| Mata Deaetanara... [Duet With HanaH] | 04:23 | DUET WITH BEST | KG | |
| Mata Deaetanara... [Duet With HanaH] | 04:23 | Songs Of Love | KG | |
| Pandora | 03:17 | Pandora | Yui Mugino | |
| Pandora [HiRAPARK Remix] | 03:00 | Pandora [HiRAPARK Remix] | Yui Mugino | |
| Worldly Desires Grind | 03:14 | Emotional Express | Daisuke Hasegawa |