(Comic Castle Final) [Nipopo Crisis, OVACAS (Genka Ichien, Hirokawa Kouichirou) Patsukin Dynamite HEAVEN (Bakusou Kyoudai Lets & Go!!)
Otonano Omochiya 12 Futaba no Ohanashi Matome 2
Otonano Omochiya Vol. 14
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 14 [English] [ChoriScans]
[Hirokawa Tomo] Fresh Meat!
(Suika Musume 3) [Ovacas (Hirokawa Kouichirou)] Asama de Training (Issho ni Training)
Otonano Omochiya Vol. 15
Otonano Omochiya Vol. 16
[Amadeus No Isan] Rapid Game {To Heart 2}
(C68) [OVACAS (Hirokawa Kouichirou)] MAI-CCHING (Mai-HiME)
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star)
(C69) [OVACAS (Hirokawa Kouichirou)] 1-NEN C-GUMI MAHOGUMI (Pani Poni)
(C81) [OVACAS (Hirokawa Kouichirou)] SUITE&BITCH (Suite Precure)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!) [English] [biribiri]
(C75) [Ovacas (Hirokawa Kouichirou)] Ovacas Style 2008 (Kannagi, Queen's Blade, Strike Witches)
Magical? Banana
(C66) [INFINITY-FORCE (Various)] VS∞ VURSUS INFINITY (Capcom vs. SNK)
Otonano Omochiya 6 Kan
Otonano Omochiya Vol. 13
COMIC Penguin Club Sanzokuban 2001-04
(C64) [Infinity-Force (Mercy Rabbit, Rokujou Mugi, Buruma Hogero, Hirokawa Kouichirou, Yamashita Woory)] MRR A GO!! (Machine Robo Rescue)
[Yumeizukosya, OVACAS (Hirokawa Kouichirou)] Ebisu Taisen (Sakura Taisen)
COMIC Penguinclub Sanzokuban 2002-10
(SC23) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Precure Machine (Futari wa Precure)
Haru Matsuri Chichi Matsuri 2010
COMIC Penguinclub Sanzokuban 2002-12
(C65) [OVACAS (Hirokawa Kouichirou)] FLOW MY TEARS A SENIOR SAID (Uchuu No Stellvia)
[Anthology] Love Chara Taizen No. 6
COMIC Penguinclub Sanzokuban 2003-01
(C60) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 3 (Various)
[Hirokawa Kouichirou] A to Z
(Puniket 21) [Hirokaworld (Hirokawa)] Kojikabon Plus (Kodomo no Jikan)
(C65) [Infinity-Force (Various)] BL Are Go!! (Machine Robo Rescue)
COMIC Penguin Club Sanzokuban 2001-06
(C63) [OVACAS (Hirokawa Kouichirou)] Shirobom (Bomberman Jetters)
Otonano Omochiya 12 Futaba no Ohanashi Matome 12
[Hirokawa Tomo] Fresh Meat! [Chinese]
[Hirokawa Kouichirou] Deep Trip
(C62) [Knockout (Various)] Oshiri de Kyu! 7 (Various)
(C67) [OVACAS (Hirokawa Kouichirou)] HIME-Hajime (My-HiME)
(C54) [OVACAS (Various)] Capricon 1 Director's Cut (Various)
(COMIC1) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Itazura Drill (Tengen Toppa Gurren Lagann)
[COMIC] Penguinclub Sanzokuban 2003-02
(C70) [Knockout, Nikomark (Various)] Chougokubuto | Super Gokubuto (Various)
[Hirokaworld (Hirokawa)] petta
[Otonano Omochiya (Hirokawa,Yukito)] Otonano Omochiya Vol.13 [English][ChoriScans]
[OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia Kaiteiban (Manabi Straight!)
(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)
(CSP4) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri (School Rumble, Mai-HiME)
Otonano Omochiya Vol.6 - Ch.4-5
(CT20) [OVACAS (Hirokawa Kouichirou)] Bouhatei no Onna. (Joshiraku)
(Tougetsu-sai) [OVACAS (Hirokawa Kouichirou)] IYASI-K (Pani Poni)
(C64) [Abellcain (Fujimaru Arikui)] Lucky Come Come (Kujibiki Unbalance)
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni Dash!)
(SC19) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Rotation (Gundam SEED)
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus) [English] [shakuganexa]
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni)
(C66) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 5 (Pretty Cure)
(C77) [OVACAS (Hirokawa Kouichirou)] Love Style (Love Plus)
(COMIC1☆2) [OVACAS (Hirokawa Kouichirou)] Kurobeta (Minami-ke)
Two Toned Romps
(Mimiket 3) [OVACAS (Hirokawa Kouichirou)] Zoids Tanekentai Born Free (ZOIDS)
(C84) [OVACAS (Hirokawa Kouichirou)] Kedamono-tachi no YAMATO. (Space Battleship Yamato 2199)
(Puniket 9) [Hirokaworld (Hirokawa)] Nyaa Hon
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!)
(C76) [OVACAS (Hirokawa Kouichirou)] Houkago XX Time (K-ON!)
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star) [English] [desudesu]
After School XX Time
Men's Dolphin 1999-11-01 Vol.03
(C83) [OVACAS (Hirokawa Kouichirou)] Buratei Heart. (Joshiraku)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan [English]
(C64) [KNOCKOUT (Various)] Oshiri de Kyu! 8 (Various)
(C90) [Hooliganism (Murasaki Syu, Hirokawa Kouichirou)] Kono Subarashii Demi-chan no Demi Sauce! (Demi-chan wa Kataritai, Kono Subarashii Sekai ni Syukufuku o!)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 16 [English]
COMIC Penguinclub Sanzokuban 2003-12
(C82) [OVACAS (Hirokawa Kouichirou)] Osaki mo Mae mo Marii-san. (Joshiraku)
COMIC Penguin Club Sanzokuban 2001-08 [Incomplete]
(Puniket 9) [Marchen Box (Various)] Two Toned Romps (Pretty Cure)
(C57) [OVACAS (Hirokawa Kouichirou)] Doremix Deluxe (Ojamajo Doremi)
[Hirokaworld (Hirokawa)] Neko Ebon Plus
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus)
(C62) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 4 Sokuon (Azumanga-Daioh)
Hungar x Hungar One Pause (Hunter x Hunter One Piece)
(C71) [OVACAS (Hirokawa Kouichirou)] BITCH STYLE (WITCHBLADE) [English] [desudesu]
[Tamaki Nozomu] Kokuminteki Kanojo Irokawa Mayu no Zenbu
(C62) [KNOCKOUT (Various)] Oshiri de Kyu! 7 (Various)
KupaaBon 3
[Anthology] Aokan Special
Otonano Omochiya 6 Kan Ch. 1
[Shuudan Bouryoku (Murasaki Syu)] Takanashi-san-chi no 4 Shimai - 1 (WORKING!!)
(C71) [OVACAS (Hirokawa Kouichirou)] BITCH STYLE (WITCHBLADE)
[Hirokawa Tomo] Cherry Concerto
Capricon I - Director's Cut
(CSP5) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri 2010 (Various)
Otonano Omochiya Vol. 1-14
(C79) [OVACAS (Hirokawa Kouichirou)] Tenshi(Bitch) ni Love Song o! (Panty & Stocking with Garterbelt)
Comic Sigma Volume 1
(C81) [Manchin Sakura (COSiNE ,Erect Sawaru and more) Chun-li san to COSiNE ni Shuu Shuunen Kinen Hon (Street Fighter)
Pachie-bon
(C55) [OVACAS (Various)] Heppoko Anime Chinpure Koupure (Various)
(CR27) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH (Various)
Otonano Omochiya 17
(Puniket 11) [Hirokaworld (Hirokawa)] Pachie-bon (3-nen B-gumi Kinpachi Sensei Densetsu no Kyoudan ni tate!)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan
COMIC Penguinclub Sanzokuban 2003-08
(CR36) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Iron Maiden (Genshiken, Kujibiki Unbalance)