Artist
솔로 · Japan
Promise Mascot Agency Original Soundtrack: Side Ryo Koike
2025 · 정규 · 사운드트랙
Ninja Gaiden Σ2
Hiroyuki Akiyama, Ryo Koike & Takumi Saito
2009 · 정규 · 사운드트랙
Dead or Alive 4
Makoto Hosoi, Takafumi Inamori, Ryo Koike, Hiroyuki Akiyama, Takumi Saito & Hiro Nagasawa
2006 · 정규 · 사운드트랙
Dead or Alive Ultimate
Makoto Hosoi, Takafumi Inamori & Ryo Koike
2005 · 정규 · 사운드트랙
Ninja Gaiden: Original Sound Trax
Makoto Hosoi, Ryo Koike & Wakana Hara
2004 · 정규 · 사운드트랙