(C60) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 3 (Various)
(CSP4) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Sora Kara Koboreta Sugoi Shiru (Kaleido Star)
[Anthology] Dennou Butou Musume Vol 5
(C65) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Dokodemo♪ Friend (SEX FRIEND)
(SC23) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Precure Machine (Futari wa Precure)
[Anthology] Bishoujo Doujinshi Anthology 17 (Various)
(C82) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Kamogawa Hyper Chargers (Rinne no Lagrange)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!)
(SC19) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Rotation (Gundam SEED)
(C62) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 4 Sokuon (Azumanga-Daioh)
(C52) [Raimusha (Various)] Ebisu Taisen Kanzenban (Sakura Taisen)
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi o Shiyou. 02 (Ouran High School Host Club) [English] [SMDC]
Senzo ha Hiaburi
(COMIC1) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Itazura Drill (Tengen Toppa Gurren Lagann)
(Comic Castle 2005) [Abellcain (Fujimaru Arikui)] EUREKA FIGHT (Eureka seveN)
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi Oshiyou. 02 (Ouran High School Host Club)
[OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Deep impact (Cosmic Baton Girl Comet-san)
(C78) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Occult Q (Occult Academy)
Haru Matsuri Chichi Matsuri 2010
[OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia Kaiteiban (Manabi Straight!)
[Anthology] Aniparo Miki 4 (Various)
[ANTHOLOGY] Meganekko Deluxe
(C70) [Knockout, Nikomark (Various)] Chougokubuto | Super Gokubuto (Various)
(C72) [GUNP (Mori Kouichirou, Sakura Akami)] Seven Star (Lucky Star)
[Hirokawa Kouichirou] Deep Trip
(CT20) [OVACAS (Hirokawa Kouichirou)] Bouhatei no Onna. (Joshiraku)
Takamori Aiko hamedori manga
(C65) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Grand Canyon no Sugoi Yuri (Kaleido Star)
(SC32) [OVACAS (Hirokawa Kouichirou)] another day (Ojamajo Doremi)
(C90) [Hooliganism (Murasaki Syu, Hirokawa Kouichirou)] Kono Subarashii Demi-chan no Demi Sauce! (Demi-chan wa Kataritai, Kono Subarashii Sekai ni Syukufuku o!)
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus)
COMIC DOLPHIN 2006-10
(CR35) [Abellcain (Fujimaru Arikui)] KALEIDOSCOPE (Kaleidostar)
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Senzo ha Hiaburi (Esper Mami)
COMIC DOLPHIN 2004-06
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star) [English] [desudesu]
Men's Dolphin 1999-11-01 Vol.03
(C77) [OVACAS (Hirokawa Kouichirou)] Love Style (Love Plus)
(C73) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi o shiyou. 03 (Ouran High School Host Club) [English] [SaHa]
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus) [English] [shakuganexa]
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!) [English] [biribiri]
Kaleido Superstar Retsuden
(C63) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Piano Lesson (The Big O) [English] [biribiri]
(C75) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Dokuritsu Sakamoto Gurentai (Strike Witches)
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Yuriika. (Kaleido Star)
Tenshi ni Love Song o!
(SC16) [Ovacas (Hirokawa Kouichirou)] Nichiyou Asa no 8-ji 30-bu (Ojamajo Doremi)
(C64) [Abellcain (Fujimaru Arikui)] Lucky Come Come (Kujibiki Unbalance)
(C58) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Shimai Zaka - Sister Slope (Kizuato)
(C80) [OVACAS (Hirokawa Kouichirou)] A STYLE. (A Channel)
(Tougetsu-sai) [OVACAS (Hirokawa Kouichirou)] IYASI-K (Pani Poni)
[Nanri Kouchirou] Sex Saga
(C55) [OVACAS (Various)] Heppoko Anime Chinpure Koupure (Various)
[Okinawa Taieki Gunjinkai(Yasunaga Kouichirou)] Suika ha kawa ga sukerumade
(C64) [KNOCKOUT (Various)] Oshiri de Kyu! 8 (Various)
(C76) [OVACAS (Hirokawa Kouichirou)] Houkago XX Time (K-ON!)
(C74) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Tome to Ojousama (Nijuu Mensou no Musume)
[Anthology] Aokan Special
(C65) [OVACAS (Hirokawa Kouichirou)] FLOW MY TEARS A SENIOR SAID (Uchuu No Stellvia)
(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Issho ni Sounan Shitai Hito (To Heart)
Aniparo Miki 4
(C57) [OVACAS (Hirokawa Kouichirou)] Doremix Deluxe (Ojamajo Doremi)
(C71) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Maihama Vice (Zegapain)
[Hirokawa Kouichirou] A to Z
(C56) [OVACAS (Various)] Dore Mix (Ojamajo Doremi)
(C66) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 5 (Pretty Cure)
(C75) [Ovacas (Hirokawa Kouichirou)] Ovacas Style 2008 (Kannagi, Queen's Blade, Strike Witches)
[Shuudan Bouryoku (集団暴力)] HOOLIGANISM File/10 RECORD OF ALDELAYD ExhibitionDX2
Magical? Banana
(C65) [Infinity-Force (Various)] BL Are Go!! (Machine Robo Rescue)
(C71) [OVACAS (Hirokawa Kouichirou)] BITCH STYLE (WITCHBLADE) [English] [desudesu]
(C64) [Infinity-Force (Mercy Rabbit, Rokujou Mugi, Buruma Hogero, Hirokawa Kouichirou, Yamashita Woory)] MRR A GO!! (Machine Robo Rescue)
[Paper-Doll (Taira Kouichirou)] Suppin (Magic Knight Rayearth)
(C57) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Onna Darake no Okinawa Summit (Various)