(COMIC1) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Itazura Drill (Tengen Toppa Gurren Lagann)
(Suika Musume 3) [Ovacas (Hirokawa Kouichirou)] Asama de Training (Issho ni Training)
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus) [English] [shakuganexa]
Takamori Aiko hamedori manga
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star)
Love Style
(Mimiket 3) [OVACAS (Hirokawa Kouichirou)] Zoids Tanekentai Born Free (ZOIDS)
Otonano Omochiya 12 Futaba no Ohanashi Matome 2
[Shuudan Bouryoku (Murasaki Syu)] Takanashi-san-chi no 4 Shimai - 1 (WORKING!!)
(C65) [INFINITY-FORCE (Various)] BL Are Go!! (Machine Robo Rescue)
[Hirokaworld (Hirokawa)] petta
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus)
[ANTHOLOGY] Meganekko Deluxe
(C75) [Ovacas (Hirokawa Kouichirou)] Ovacas Style 2008 (Kannagi, Queen's Blade, Strike Witches)
[Anthology] Aokan Special
(C66) [INFINITY-FORCE (Various)] VS∞ VURSUS INFINITY (Capcom vs. SNK)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan
Comic Sigma Volume 1
(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)
(SC16) [Ovacas (Hirokawa Kouichirou)] Nichiyou Asa no 8-ji 30-bu (Ojamajo Doremi)
[OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia Kaiteiban (Manabi Straight!)
(Puniket 9) [Hirokaworld (Hirokawa)] Nyaa Hon
(C65) [Infinity-Force (Various)] BL Are Go!! (Machine Robo Rescue)
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni Dash!)
Tenshi ni Love Song o!
[Hirokawa Kouichirou] Deep Trip | 銷魂之旅 [Chinese]
Otonano Omochiya Vol. 16
Otonano Omochiya 6 Kan Ch. 1
(SC19) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Rotation (Gundam SEED)
[Otonano Omochiya (Hirokawa,Yukito)] Otonano Omochiya Vol.13 [English][ChoriScans]
(CT20) [OVACAS (Hirokawa Kouichirou)] Bouhatei no Onna. (Joshiraku)
[Hirokawa Tomo] Puripanyu Z
(C73) [OVACAS (Hirokawa Kouichirou)] Banchou Densetsu (Minami-ke)
[Anthology] Love Chara Taizen No. 7 (Various)
(C84) [OVACAS (Hirokawa Kouichirou)] Kedamono-tachi no YAMATO. (Space Battleship Yamato 2199)
(CSP5) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri 2010 (Various)
Haru Matsuri Chichi Matsuri 2010
COMIC Penguin Club Sanzokuban 2001-04
(C64) [KNOCKOUT (Various)] Oshiri de Kyu! 8 (Various)
KupaaBon 3
Otonano Omochiya Vol.13
(C57) [OVACAS (Hirokawa Kouichirou)] Doremix Deluxe (Ojamajo Doremi)
(C60) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 3 (Various)
COMIC Penguinclub Sanzokuban 2003-12
(Puniket 19) [Hirokaworld (Hirokawa)] Shiikibi (Various)
(Puniket 6) [OVACAS (Hirokawa Kouichirou)] AxA (Ojamajo Doremi)
[Amatoro Bow] Hanarete Ite mo Hito ni Fureru Otoko
(C55) [OVACAS (Various)] Heppoko Anime Chinpure Koupure (Various)
(C66) [Shuudan Bouryoku (Various)] File/12 Record of Aldelayd - EXHIBITION DX4
(C81) [Manchin Sakura (COSiNE ,Erect Sawaru and more) Chun-li san to COSiNE ni Shuu Shuunen Kinen Hon (Street Fighter)
(C62) [KNOCKOUT (Various)] Oshiri de Kyu! 7 (Various)
[Hirokawa Tomo] Fresh Meat! [Chinese]
[Hirokawa Tomo] Cherry Concerto
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!)
Otonano Omochiya 6 Kan
(C64) [Abellcain (Fujimaru Arikui)] Lucky Come Come (Kujibiki Unbalance)
(C63) [OVACAS (Hirokawa Kouichirou)] Shirobom (Bomberman Jetters)
COMIC Penguinclub Sanzokuban 2003-11
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni)
(C76) [OVACAS (Hirokawa Kouichirou)] Houkago XX Time | After School XX Time (K-ON!) [English] [Darknight]
COMIC Penguin Club Sanzokuban 2000-09
(C66) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 5 (Pretty Cure)
Otonano Omochiya Vol. 13
(C90) [Hooliganism (Murasaki Syu, Hirokawa Kouichirou)] Kono Subarashii Demi-chan no Demi Sauce! (Demi-chan wa Kataritai, Kono Subarashii Sekai ni Syukufuku o!)
[Anthology] Love Chara Taizen No. 6
Capricon I - Director's Cut
COMIC Penguin Club Sanzokuban 2001-06
(C66) [INFINITY-FORCE (Mercy Rabbit)] VS∞ VURSUS INFINITY (Capcom vs. SNK)
(C62) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 4 Sokuon (Azumanga-Daioh)
[Otonano Omochiya (Hirokawa,Yukito)] Otonano Omochiya Vol.13 [Chinese]
(CSP5) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri 2010 EVENT EDITION (Various)
Otonano Omochiya 17
Otonano Omochiya Vol. 15
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 16 [English]
(C52) [Raimusha (Various)] Ebisu Taisen Kanzenban (Sakura Taisen)
Otonano Omochiya Vol. 1-14
[OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Deep impact (Cosmic Baton Girl Comet-san)
(C69) [KNOCKOUT (Various)] Oshiri de Kyu! 9 (Various)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!) [English] [biribiri]
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 14 [English] [ChoriScans]
(COMIC1☆2) [OVACAS (Hirokawa Kouichirou)] Kurobeta (Minami-ke)
(C68) [OVACAS (Hirokawa Kouichirou)] MAI-CCHING (Mai-HiME)
[Hirokaworld (Hirokawa)] Neko Ebon Plus
(C54) [OVACAS (Various)] Capricon 1 Director's Cut (Various)
(Comic Castle 2005) [Abellcain (Fujimaru Arikui)] EUREKA FIGHT (Eureka seveN)
Two Toned Romps
(CSP4) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri (School Rumble, Mai-HiME)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 16 [Chinese]
[OVACAS (Hirokawa Kouichirou)] Kashi 1114 (Ojamajo Doremi)
[Shuudan Bouryoku (集団暴力)] HOOLIGANISM File/10 RECORD OF ALDELAYD ExhibitionDX2
After School XX Time
COMIC Penguinclub Sanzokuban 2003-01
(C56) [OVACAS (Various)] Dore Mix (Ojamajo Doremi)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan [English]
(C61) [OVACAS (Hirokawa Kouichirou)] S.F.3.D (Various)
[Hirokawa Kouichirou] Deep Trip
Kono subarashī Amahito-chan no demisōsu!
(C56) [Doudan Tsutsuji (Doudantsutsuji, Hirokawa Tomo)] Getten! (Mamotte Shugogetten)
(CR36) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Iron Maiden (Genshiken, Kujibiki Unbalance)
(CR27) [Dangan Densetsu Laser (Hirokawa Tomo, Nerima Yoshito)] Kairaku Gensoku Hagurumashiki Soutei Souchi (Revolutionary Girl Utena)