(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus) [English] [shakuganexa]
COMIC Penguinclub Sanzokuban 2002-12
COMIC Penguinclub Sanzokuban 2003-08
Otonano Omochiya 12 Futaba no Ohanashi Matome 2
(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)
Otonano Omochiya Vol. 16
Takamori Aiko hamedori manga
(C62) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 4 Sokuon (Azumanga-Daioh)
Haru Matsuri Chichi Matsuri 2010
Otonano Omochiya 6 Kan Ch. 1
(SC19) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Rotation (Gundam SEED)
COMIC Penguinclub Sanzokuban 2003-01
KupaaBon 3
(Comic Castle Final) [Nipopo Crisis, OVACAS (Genka Ichien, Hirokawa Kouichirou) Patsukin Dynamite HEAVEN (Bakusou Kyoudai Lets & Go!!)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan
(Puniket 9) [Hirokaworld (Hirokawa)] Nyaa Hon
(ABC 5) [OVACAS (Hirokawa Kouichirou)] Iro Iro Gal and Dou (Various)
[INFINITY-FORCE (Various)] Digitama 04 FRONTIER (Digimon Tamers, Digimon Frontier)
(C65) [INFINITY-FORCE (Various)] BL Are Go!! (Machine Robo Rescue)
Tenshi ni Love Song o!
(C57) [OVACAS (Hirokawa Kouichirou)] Doremix Deluxe (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!)
(C68) [OVACAS (Hirokawa Kouichirou)] MAI-CCHING (Mai-HiME) [English] [SaHa]
[Hirokawa Kouichirou] A to Z
COMIC Penguin Club Sanzokuban 2001-06
[Dangan Densetsu (Hirokawa Tomo)] Fairy Shape (Final Fantasy VIII)
COMIC Penguin Club Sanzokuban 2000-09
(COMIC1☆2) [OVACAS (Hirokawa Kouichirou)] Kurobeta (Minami-ke)
COMIC Penguin Club Sanzokuban 2001-04
(Puniket 6) [OVACAS (Hirokawa Kouichirou)] AxA (Ojamajo Doremi)
(SC27) [Hirokaworld (Hirokawa)] 15/21 (3-nen B-gumi Kinpachi Sensei Densetsu no Kyoudan ni tate!)
[Hirokawa Kouichirou] Deep Trip | 銷魂之旅 [Chinese]
(C79) [OVACAS (Hirokawa Kouichirou)] Tenshi(Bitch) ni Love Song o! (Panty & Stocking with Garterbelt)
(C83) [OVACAS (Hirokawa Kouichirou)] Buratei Heart. (Joshiraku)
(CSP5) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri 2010 (Various)
[Hirokaworld (Hirokawa)] Shiikibi (Various) [Digital]
Otonano Omochiya 6 Kan
(C61) [Dangan Densetsu (Hirokawa Tomo)] Kirakira no Haru (AIR, Kanon)
(C55) [OVACAS (Various)] Heppoko Anime Chinpure Koupure (Various)
(C64) [KNOCKOUT (Various)] Oshiri de Kyu! 8 (Various)
(Puniket 19) [Hirokaworld (Hirokawa)] Shiikibi (Various)
Kono subarashī Amahito-chan no demisōsu!
[Otonano Omochiya (Hirokawa,Yukito)] Otonano Omochiya Vol.13 [English][ChoriScans]
[Hirokaworld (Hirokawa)] petta
(CR27) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH (Various)
(C82) [OVACAS (Hirokawa Kouichirou)] Osaki mo Mae mo Marii-san. (Joshiraku)
(C63) [OVACAS (Hirokawa Kouichirou)] Shirobom (Bomberman Jetters)
(C73) [OVACAS (Hirokawa Kouichirou)] Banchou Densetsu (Minami-ke)
(CR36) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Iron Maiden (Genshiken, Kujibiki Unbalance)
(C75) [Ovacas (Hirokawa Kouichirou)] Ovacas Style 2008 (Kannagi, Queen's Blade, Strike Witches)
[Hirokawa Kouichirou] Deep Trip
(C56) [OVACAS (Various)] Dore Mix (Ojamajo Doremi)
(SC16) [Ovacas (Hirokawa Kouichirou)] Nichiyou Asa no 8-ji 30-bu (Ojamajo Doremi)
(C56) [Doudan Tsutsuji (Doudantsutsuji, Hirokawa Tomo)] Getten! (Mamotte Shugogetten)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan [English]
Otonano Omochiya Vol. 14
(C84) [OVACAS (Hirokawa Kouichirou)] Kedamono-tachi no YAMATO. (Space Battleship Yamato 2199)
[Shuudan Bouryoku (Murasaki Syu)] Takanashi-san-chi no 4 Shimai - 1 (WORKING!!)
(Puniket 11) [Hirokaworld (Hirokawa)] Pachie-bon (3-nen B-gumi Kinpachi Sensei Densetsu no Kyoudan ni tate!)
(COMIC1) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Itazura Drill (Tengen Toppa Gurren Lagann)
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 15 [English]
[Hirokawa Kouichirou] PET LIFE
(C71) [OVACAS (Hirokawa Kouichirou)] BITCH STYLE (WITCHBLADE)
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star)
COMIC Penguinclub Sanzokuban 2003-12
大人のおもちや3巻
Two Toned Romps
(CR35) [Abellcain (Fujimaru Arikui)] KALEIDOSCOPE (Kaleidostar)
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni Dash!)
Men's Dolphin 1999-11-01 Vol.03
(Tougetsu-sai) [OVACAS (Hirokawa Kouichirou)] IYASI-K (Pani Poni)
(C54) [OVACAS (Various)] Capricon 1 Director's Cut (Various)
[Yumeizukosya, OVACAS (Hirokawa Kouichirou)] Ebisu Taisen (Sakura Taisen)
[Anthology] Love Chara Taizen No. 6
Otonano Omochiya Vol. 15
Otonano Omochiya Vol.6 - Ch.4-5
(C65) [OVACAS (Hirokawa Kouichirou)] FLOW MY TEARS A SENIOR SAID (Uchuu No Stellvia)
[Otonano Omochiya (Hirokawa,Yukito)] Otonano Omochiya Vol.13 [Chinese]
Otonano Omochiya 17
COMIC Penguinclub Sanzokuban 2003-11
[COMIC] Penguinclub Sanzokuban 2003-02