Index de Cantantes y Letras
> Wada Kouji
Wada Kouji
- 3 Primary Colors
- An Endless Tale
- Ano Natsu no Hi kara
- Boku Wa Boku Datte
- Bokura No Digital World
- Brave Heart
- bravery
- Break Up!
- Butter-Fly
- Butterfly
- Butterfly Piano
- Day Break
- Egao
- Evo
- Fire!!!
- For The Future
- Hanabi JACK (Jacking Fireworks)
- Haruka na Okurimono
- Hirari
- Honoo No Overdrive
- Innocent
- Innocent (Mujaki Na Mama De)
- Kami Hikouki (Paper Airplane)
- Kaze
- Kimi Iro no Yume
- Kimi to Kisetsu to Hidamari to (You, the Seasons, and the Sun)
- Minna no Christmas (Digimon Adventure 02)
- Minna no Christmas (Digimon Frontier)
- Minna No Christmas - Digimon Adventure 02
- Modern Love
- Say Again
- Sem Barreiras
- Seven
- Shoujo No Mama De
- Sketch
- Slash
- Sora Mau Yuusha! X5
- Starting Over
- Starting Over Album Version
- Starting Point
- Target
- Target (Akai Shougeki)
- The Biggest Dreamer
- The Last Element
- The Last Element (Hyper spirit evolution!)
- Utatou Bokura no Merry Christmas
- We Are Xros Heart!
- Whit The Will
- With The Will
- X4b The Guardian