watanabe kazuhiro

- Extric-Negai Shimesu Saki He-
- "Togainu No Chi True Blood" (Original Soundtrack) · 2008
- Miracles May (Wk Ver.)
- -Fragment- Sweet Pool (Original Soundtrack) · 2009
- Miracles May(WK ver.)
- GRACIAS · 2011
- Break the Chains Off Vocal Ver.
- "Togainu No Chi True Blood" (Original Soundtrack) · 2008
- Squeeze!!!! (with STELLA LEE JONES)
- Chronicles of Refugia (Original Soundtrack) · 2022
- At the End of the Road
- Lifesign · 2018
- Until the Moment Comes
- Lifesign · 2018
- Alive!
- Lifesign · 2018
- Iikara Kokoni
- Lifesign · 2018
- Time to Fly
- Lifesign · 2018
- Beyond the Light
- Lifesign · 2018
- Onaji Sora Wo Miteru
- Lifesign · 2018
- The Naked Hero
- Lifesign · 2018