[Koutarou] Mega Boing Wife
[Anthology] Naru Hina Plus 4 (Various)
COMIC Purumelo 2007-12 vol.12
(CR22) [WONDERFUL ONE (Various)] NAKED! (Various)
[Marushamo] Shrinker Sadism | 虐待狂和縮小器 [Chinese]
COMIC Purumelo 2011-01 [Digital]
[Ohkoshi Kotaro] Ryouki Keiji MARUSAI
[WONDERFUL ONE (Koutarou, Kawara Keisuke,Kanesada Keishi)] PAINT IT BLACK (Various)
Various CG sets
[Dynamite Honey (Koutarou, Machi Gaita, Yamaura Shou)] 009 Dynamite (009-1)
COMIC Purumelo 2011-03 [Digital]
Zombie no Karada wa Honnou ga Tsuyoku Demasu | A Zombie's Body has Strong Instincts