(C81) [OVACAS (Hirokawa Kouichirou)] SUITE&BITCH (Suite Precure) Pics (C81) [OVACAS (広川浩一郎)] SUITE&BITCH (スイートプリキュア)

(C62) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 4 Sokuon (Azumanga-Daioh)

(CR27) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH (Various)

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

(SHT2012 Aki) [Suitekiya (Suitekiya Yuumin)] KANADE (Suite Precure)

(C81) [Suitekiya (Suitekiya Yuumin)] Netorare Aphrodite (Suite PreCure♪)

(SC23) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Precure Machine (Pretty Cure)

(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus) [English] [shakuganexa]

(C60) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 3 (Various)

(C75) [Ovacas (Hirokawa Kouichirou)] Ovacas Style 2008 (Kannagi, Queen's Blade, Strike Witches)

(C66) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 5 (Pretty Cure)