All songs of Gero
- 0GRAVITY
- Bokura no
- DREAMER
- HHOOWWLL
- Hippopotamus
- Hottoite.
- Kakkoyoku Naritai (feat. Midori Hamanaka (Gero))
- Kayoubi wa Chuu Day
- Kinyoubi no Ohayou
- Kuchiguse (feat. Gero)
- LOVE ANTHEM (feat. Meychan & Gero)
- Monkey Wow ~Utau Saru ni Odoru Saru~
- Mutant
- neon
- Papeki Hero
- Saisei Teishi
- Shakasepo
- Stupid Fellows
- Suiyoubi no Yakusoku feat. Midori Hamanaka (Gero)
- Tayousei
- Vita
- Yamiyada
- 〜Outgrow〜