Moon-Eating Insects
[doujinshi anthology] Sensei ni Omakase (Onegai Teacher, Azumanga Daioh, Chobits, Hajimete no Orusuban, original)
COMIC Ananga Ranga Vol. 4
COMIC Purumelo 2009-12
NAKED!
Comic Purumelo 2008-10 Vol.22
Futari de Onanie Shite Nani ga Warui!
[OHKOSHI Koutarou] Moon-Eating Insects [English] [Fumikiri] (Ch. 1-7 of 9)
[Koutarou with t] Tatakau
(C69) [Koutarou With T (Koutarou)] GIRL POWER Vol.22 (Final Fantasy VII) (Full Color)
Kyonyuu Fantasy 2 if Ch. 1
(C95) [Karasu Chan] Densetsu no Hon (Zombie Land Saga)[Ancient Chinese][基德漢化組]
[Eightman] Oni no Te Zenpen (Honnou) [Chinese]
[Koutarou With T (Koutarou)] Girl Power Vol 4 (Dead or Alive, Giant Robo)
反逆的魯魯修6
Sei naru Yoru ni Tenshi to Au
COMIC Purumelo 2011-02 [Digital]
NEXT Climax Magazine 3 - Gundam Series
Zombie Land Shojo
Oniichan ni Maketara Ecchi!
COMIC Ananga Ranga Vol. 10 [Digital]
Figuisch
[Koutarou] B.B Idol [ENG]
[Koutarou with t] Naked
COMIC Bazooka 2010-03
(C82) [Nijiiro Zakura (Koutaro)] mini niji
Girigiri
COMIC BAVEL 2016-04
[Anthology] Love Chara Taizen No. 3 (Various)
(C62) [Koutarou With T (Various)] GIRL POWER Vol.10 (Urusei Yatsura, Galaxy Express 999, Initial D)
[Sakuya Shion] Zettai fukujyuu syoujyo (A Girl Under My Thumb)
Cutie Honey | Girl Power Vol.19 [Koutarou With T]
[Koutarou] B☆B☆IDOL Final Splash!!!
(C61) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.9 (Dirty Pair)
Densetsu no Hon | The Legendary Book
Sakura Memorial Saga
(C52) [NO-ZUI] No-Zui Majutsu II (Various)
COMIC Purumelo 2011-05 [Digital]
COMIC Bazooka 2012-02
[Hori Hiroaki] Mesuochi Z ~Kyousei Ninkatsu Haigou Zukan~ Ch. 1-7 [English] {Doujins.com}
[Koutarou With T] GIRL POWER VOL.03
COMIC Purumelo 2013-08 [Digital]
Namaiki na Joshi ni Saimin o Kakete Chinchin Namesasete Mitara Mechakucha Kimochi Yokatta!!!
COMIC Purumelo 2013-04
Love Chara Taizen No. 3
MOTO-KANO
[Koutaro] Tropical KISS Visual Fan Book - Koutaro Art Works
Chichihayafuru
(C71) [Koutarou With T (Koutarou)] GIRL POWER Vol.23 (Dead or Alive)
COMIC Ananga Ranga Vol. 7 [Digital]
Basudei Obu Mai Hiirou
COMIC Purumelo 2013-11 Vol.82 [Digital]