Utsuriga
COMIC BAVEL 2015-09 [Digital]
(C71) [Celluloid Brothers (Kosugi Koutarou)] Chotto ecchi na iDOL M@NGA (THE iDOLM@STER)
(C95) [Gate of XIII (Kloah13)] Shota Koutei Kyoudai ni Torawareta Bakunyuu Onna Kishi 3
Dead or Alive | Girl Power Vol.17 [Koutarou With T]
Girl Power Vol. 11
COMIC Purumelo Vol.23 [2008-11]
Rosalie's Secret CHUCK
COMIC Purumelo 2010-10 [Digital]
COMIC Purumelo 2010-02 [Digital]
Onimusha | Girl Power Vol.15 [Koutarou With T]
Comic Bazooka DEEP 2007-07 Vol.1
[Eightman] Oni no Te Zenpen (Honnou) [Chinese]
Comic Bazooka DEEP 2009-01 Vol.10
[Koutaro] Tropical KISS Visual Fan Book - Koutaro Art Works
[Koutarou] Milk HUNT [Digital]
Moon-Eating Insects
Figuisch
[Koutarou] B☆B☆IDOL expansion!!
[Gonzaburo-] Inran Mai Otome [Digital]
Urusei Yatsura | Girl Power Vol.11 [Koutarou With T]
(C61) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.9 (Dirty Pair)