Group koutarou with t50

(C51) [Wonderful One (Koutarou)] Four Sticks+ (various)

[Koutarou] Doki! Onna darake no Mujintou First Impact - An uninhabited island full of women

[Koutarou] Wagamama Oppai

[Koutarou] Mega Boing Wife ~Super Tits Wife Freaks~

[Koutarou] Kyonyuu Santa no Present (COMIC Bazooka 2013-01) [Digital]

[Koutarou] Natsu no Hitozuma Inkou (COMIC Bazooka 2012-09) [Digital]

[Koutarou] Netorare Zuma (COMIC Bazooka 2012-07) [Digital]

[Koutarou] Ritsuko-Sensei no Kojin Jugyou | Big Breasts Teacher, Children's Virginity Hunting Expert. (COMIC Bazooka 2011-12) [English]

[Koutarou with T] 爆乳先生のHなご褒美

[Koutarou with T] Mama Cos.[Play01-02-03-04-Final Play]

[Koutarou] Poolside Ecstasy (Namaiki! 2007-05)

(C64) [Koutarou with T (Koutarou, Tecchan, Oyama Yasunaga etc] GIRL POWER Vol.14 (Air Master)

[Koutarou] Doki! Special (2007-08)