(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star)

(Comic Castle Final) [Nipopo Crisis, OVACAS (Genka Ichien, Hirokawa Kouichirou) Patsukin Dynamite HEAVEN (Bakusou Kyoudai Lets & Go!!)

[むらさきにゃんこバー(ヴァエ)] 魔法少女エストロジア

(C82) [OVACAS (Hirokawa Kouichirou)] Osaki mo Mae mo Marii-san. (Joshiraku)

[Sanbun Kyoden] - Shichisai no Ramyurosu Collection (2005-2007)

[Varios] Kare ga Sukina Hontou no Ana (COMIC Megastore DEEP Vol. 35) [CHINESE] [Digital]

(C67) [OVACAS (Hirokawa Kouichirou)] HIME-hajimeru (My-HiME) [English] [SaHa]

(Tougetsu-sai) [OVACAS (Hirokawa Kouichirou)] IYASI-K (Pani Poni)

[Tonnosuke] Izumi Sensei no Milky Lesson (COMIC Shingeki 2012-05)

(C63) [OVACAS (Hirokawa Kouichirou)] Shirobom (Bomberman Jetters)

(SC23) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Precure Machine (Futari wa Precure)

(C81) [OVACAS (Hirokawa Kouichirou)] SUITE&BITCH (Suite Precure)