- Rhythm ManiaA-One/NU-KOVocal1collab秧田 芬
- Rhythm ManiaA-One/NU-KOOther秧田 芬
- 牙城桜と夜陰の月光SOUND HOLIC/Nana TakahashiVocal1collab秧田 芬
- PERSONASOUND HOLIC/ユリカVocal1collab秧田 芬
- Search for the ButterflyNJK Record/3LVocal1collab秧田 芬
- Search for the Butterfly(REDUCED VOCAL)NJK Record/3LOther秧田 芬
- Magica(OFF VOCAL)幽閉サテライト/senyaOther秧田 芬
- 牙城桜と夜陰の月光(OFF VOCAL)SOUND HOLIC/Nana TakahashiOther秧田 芬
- 秘密のソルベ(OFF VOCAL)少女フラクタル/天宮みやOther秧田 芬
- 兎 Cosmic Moon(OFF VOCAL)あ〜るの〜と/藤宮ゆきOther秧田 芬