[Koutarou] Natsu no Hitozuma Inkou (COMIC Bazooka 2012-09) [Digital] Hentai [こうたろう] 夏の人妻淫行 (COMIC バズーカ 2012年09月号) [DL版]

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

(CR36) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] Girl Power Vol. 19 (Various)

(C71) [Koutarou With T (Koutarou)] GIRL POWER Vol.23 (Dead or Alive)

(C69) [Koutarou With T (Koutarou)] GIRL POWER Vol.22 (Final Fantasy VII) (Full Color)

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

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

(C61) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.9 (Dirty Pair)

(C66) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.18 (Dead or Alive)

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

(C95) [Natsu no Cheese Koujou (Bonyuu Cheese no Natsu)] Illya Jotznwein (Fate/kaleid liner Prisma Illya) [Chinese] [豪俊漢化]