Artiste hirokawa kouichirou

(C88) [Nipopo Crisis, OVACAS, Abel Cain (Kakusho Ichien, Hirokawa Koichiro, Fujimaru Arikui)] Mokei Jouhou (Gundam Build Fighters Try)

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

[Anthology] G-Cup Bakunyuu Gumi

[Chokudoukan (Various)] KupaaBon 3 (Various) [2008-05-07]

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

(C96) [Hooliganism (Various)] Machi de Uwasa no Bajiru o Musaboru Shoujo

(C52) [Raimusha (Various)] Ebisu Taisen Kanzenban (Sakura Taisen)

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

(C60) [INFINITY-FORCE (Various)] Digitama 03 (Digimon Tamers)

(C65) [INFINITY-FORCE (Various)] BL Are Go!! (Machine Robo Rescue)

(C59) [INFINITY-FORCE (Various)] Digitama 02 (Digimon Adventure)

(C60) [INFINITY-FORCE (Various)] Digitama 03 (Digimon Tamers)

(C59) [.30-06 (Various)] CAZA MAYOR 6

[OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia Kaiteiban (Manabi Straight!)

(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni Dash!)

(C56) [OVACAS (Various)] Dore Mix (Ojamajo Doremi)

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

(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)

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

(C90) [Hooliganism (Murasaki Syu, Hirokawa Kouichirou)] Kono Subarashii Demi-chan no Demi Sauce! (Demi-chan wa Kataritai, Kono Subarashii Sekai ni Syukufuku o!)

(C54) [OVACAS (Various)] Capricon 1 Director's Cut (Various)