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

[doujinshi anthology] Sensei ni Omakase (Onegai Teacher, Azumanga Daioh, Chobits, Hajimete no Orusuban, original)

[Koutarou] B☆B☆IDOL Final Splash!!!

Manga Bangaichi 2011-04

[Koutarou] Wagamama Oppai

[Suzuki Kyoutarou] JC'S TRIP [Chinese] [Digital]

[Koutarou with T] メガボインワイフ

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

Manga Bangaichi 2011-05

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