Wada Kouji - Butter-Fly

Wada Kouji - The Biggest Dreamer

Wada Kouji - Hirari

Wada Kouji - Innocent (Mujaki Na Mama De)

Wada Kouji - For the Future

Wada Kouji - Fire!!

Wada Kouji - Butterfly

Wada Kouji - Seven

Wada Kouji - X4b The Guardian

Wada Kouji - Ano Natsu no Hi kara

Wada Kouji - Butterfly Piano

Wada Kouji - Day Break

Wada Kouji - Sem Barreiras

Wada Kouji - Target (Akai Shougeki)

Wada Kouji - 3 Primary Colors

Wada Kouji - An Endless Tale

Wada Kouji - Boku Wa Boku Datte

Wada Kouji - Bokura no Digital World

Wada Kouji - Egao

Wada Kouji - Hanabi JACK (Jacking Fireworks)

Wada Kouji - Haruka na Okurimono

Wada Kouji - Honoo No Overdrive

Wada Kouji - Kami Hikouki (Paper Airplane)

Wada Kouji - Kaze

Wada Kouji - Kimi Iro no Yume

Wada Kouji - Kimi to Kisetsu to Hidamari to (You, the Seasons, and the Sun)

Wada Kouji - Minna no Christmas (Digimon Adventure 02)

Wada Kouji - Minna no Christmas (Digimon Frontier)

Wada Kouji - Modern Love

Wada Kouji - Say Again

Wada Kouji - Shoujo No Mama De

Wada Kouji - Sketch

Wada Kouji - Sora Mau Yuusha! X5

Wada Kouji - Starting Over

Wada Kouji - Starting Point

Wada Kouji - Utatou Bokura no Merry Christmas

Wada Kouji - We Are Xros Heart!

Wada Kouji - With The Will

Wada Kouji - Yuuki o Uketsugu Kodomotachi e