Artist hirokawa kouichirou102

(C61) [OVACAS (Hirokawa Kouichirou)] S.F.3.D (Various)

(Puniket 6) [OVACAS (Hirokawa Kouichirou)] AxA (Ojamajo Doremi)

[OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Deep impact (Cosmic Baton Girl Comet-san)

[Anthology] Aokan Special

(C76) [OVACAS (Hirokawa Kouichirou)] Houkago XX Time (K-ON!)

(C65) [Infinity-Force (Various)] BL Are Go!! (Machine Robo Rescue)

[ANTHOLOGY] Meganekko Deluxe

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

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

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

Men's Dolphin 1999-11-01 Vol.03

[Hirokawa Kouichirou] PET LIFE

(C66) [INFINITY-FORCE (Various)] VS∞ VURSUS INFINITY (Capcom vs. SNK)

(Puniket 9) [Marchen BOX (Various)] Two Toned Romps (Futari wa Pretty Cure)

[Hirokawa Kouichirou] Deep Trip | 銷魂之旅 [Chinese]

(C57) [OVACAS (Hirokawa Kouichirou)] Doremix Deluxe (Ojamajo Doremi)

(C74) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] S.M.S Niyoukoso! (Macross Frontier)

[Anthology] Dennou Butou Musume Vol 5

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

[Hirokawa Kouichirou] Deep Trip

(Comic Castle 2005) [Abellcain (Fujimaru Arikui)] EUREKA FIGHT (Eureka seveN)

(CR36) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Iron Maiden (Genshiken, Kujibiki Unbalance)

(C69) [OVACAS (Hirokawa Kouichirou)] 1-NEN C-GUMI MAHOGUMI (Pani Poni)

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

[OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Deep impact (Cosmic Baton Girl Comet-san)