(C66) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.18 (Dead or Alive)
(CR36) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] Girl Power Vol. 19 (Various)
[Akaeboshi (Binto)] Neko Musume Hatsujou-chuu (Gegege no Kitarou) [Digital]
[Koutarou] B☆B☆IDOL Final Splash!!!
(C68) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER vol.21 (Various)
[Koutarou with T] メガボインワイフ
(CR32) [Koutarou With T (Various)] Girl Power Vol. 11 (Urusei Yatsura)
(C61) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.9 (Dirty Pair)
(C94) [UROBOROS (Utatane Hiroyuki)] Nyanyanyakko Junjou (Gegege no Kitarou)
(C60) [Koutarou With T (Koutarou)] Gin-Gin-Ginrei-san Ganbare! Daisaku Hen | Ginrei-san Is Horny! Do Your Best, Daisaku-kun! (GIRL POWER Vol. 7) [English] [Copy Of] [Decensored]