Love Style
[Anthology] Love Chara Taizen No. 7 (Various)
[Hirokawa Tomo] Fresh Meat!
[Otonano Omochiya (Hirokawa)] Otonano Omochiya Vol. 15 [English]
Pachie-bon
(C69) [OVACAS (Hirokawa Kouichirou)] 1-NEN C-GUMI MAHOGUMI (Pani Poni)
(CSP4) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri (School Rumble, Mai-HiME)
COMIC Penguinclub Sanzokuban 2002-10
[Hirokaworld (Hirokawa)] petta
(C90) [Hooliganism (Murasaki Syu, Hirokawa Kouichirou)] Kono Subarashii Demi-chan no Demi Sauce! (Demi-chan wa Kataritai, Kono Subarashii Sekai ni Syukufuku o!)
(Tougetsu-sai) [OVACAS (Hirokawa Kouichirou)] IYASI-K (Pani Poni)
(C80) [OVACAS (Hirokawa Kouichirou)] A STYLE. (A Channel)
(CR35) [Abellcain (Fujimaru Arikui)] KALEIDOSCOPE (Kaleidostar)
(C77) [OVACAS (Hirokawa Kouichirou)] Love Style (Love Plus)
(C69) [KNOCKOUT (Various)] Oshiri de Kyu! 9 (Various)
[COMIC] Penguinclub Sanzokuban 2003-02
Otonano Omochiya Vol.6 - Ch.4
Otonano Omochiya Vol.13
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 3 Kan [English]
(SC23) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Precure Machine (Futari wa Precure)
(C56) [Doudan Tsutsuji (Doudantsutsuji, Hirokawa Tomo)] Getten! (Mamotte Shugogetten)
(COMIC1☆2) [OVACAS (Hirokawa Kouichirou)] Kurobeta (Minami-ke)
(ABC 5) [OVACAS (Hirokawa Kouichirou)] Iro Iro Gal and Dou (Various)
(C70) [Knockout, Nikomark (Various)] Chougokubuto | Super Gokubuto (Various)
Otonano Omochiya Vol. 16
(C64) [Infinity-Force (Mercy Rabbit, Rokujou Mugi, Buruma Hogero, Hirokawa Kouichirou, Yamashita Woory)] MRR A GO!! (Machine Robo Rescue)
(C79) [OVACAS (Hirokawa Kouichirou)] Tenshi(Bitch) ni Love Song o! (Panty & Stocking with Garterbelt)
COMIC Penguin Club Sanzokuban 2001-06
(C62) [KNOCKOUT (Various)] Oshiri de Kyu! 7 (Various)
(C62) [Knockout (Various)] Oshiri de Kyu! 7 (Various)
[Dangan Densetsu (Hirokawa Tomo)] Fairy Shape (Final Fantasy VIII)
(Comic Castle 2005) [Abellcain (Fujimaru Arikui)] EUREKA FIGHT (Eureka seveN)
(C64) [KNOCKOUT (Various)] Oshiri de Kyu! 8 (Various)
Otonano Omochiya Vol. 15
COMIC Penguin Club Sanzokuban 2000-09
Comic Sigma Volume 1
(C52) [Raimusha (Various)] Ebisu Taisen Kanzenban (Sakura Taisen)
[Kantou Usagi Gumi] Pink Kami Keikaku (Various)
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni)
[Hirokaworld (Hirokawa)] Shiikibi (Various) [Digital]
(Mimiket 3) [OVACAS (Hirokawa Kouichirou)] Zoids Tanekentai Born Free (ZOIDS)
(COMIC1) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Itazura Drill (Tengen Toppa Gurren Lagann)
大人のおもちや3巻
[Yumeizukosya, OVACAS (Hirokawa Kouichirou)] Ebisu Taisen (Sakura Taisen)
(Puniket 6) [OVACAS (Hirokawa Kouichirou)] AxA (Ojamajo Doremi)
(CR27) [Dangan Densetsu Laser (Hirokawa Tomo, Nerima Yoshito)] Kairaku Gensoku Hagurumashiki Soutei Souchi (Revolutionary Girl Utena)
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus)
[Hirokaworld (Hirokawa)] Neko Ebon Plus
[Anthology] Aokan Special
[Hirokawa Tomo] Puripanyu Z
[Otonano Omochiya (Hirokawa)] Otonano Omochiya 12 Futaba no Ohanashi Matome 2 [English] [Digital] [Ongoing]
COMIC Penguinclub Sanzokuban 2003-08
[Anthology] Love Chara Taizen No. 6
(C99) [Otonano Omochiya (Hirokawa)] Otonano Omochiya 17 [Chinese]
(SC19) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Rotation (Gundam SEED)
(C54) [OVACAS (Various)] Capricon 1 Director's Cut (Various)
COMIC Penguin Club Sanzokuban 2001-08 [Incomplete]
(C76) [OVACAS (Hirokawa Kouichirou)] Asamade Training (Issho ni Training)
(Puniket 9) [Hirokaworld (Hirokawa)] Nyaa Hon
(C66) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 5 (Pretty Cure)
Otonano Omochiya 12 Futaba no Ohanashi Matome 2
Men's Dolphin 1999-11-01 Vol.03
(CT20) [OVACAS (Hirokawa Kouichirou)] Bouhatei no Onna. (Joshiraku)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!)
Otonano Omochiya 12 Futaba no Ohanashi Matome 12
(C75) [Ovacas (Hirokawa Kouichirou)] Ovacas Style 2008 (Kannagi, Queen's Blade, Strike Witches)
Capricon I - Director's Cut
Otonano Omochiya 6 Kan
(C68) [OVACAS (Hirokawa Kouichirou)] MAI-CCHING (Mai-HiME) [English] [SaHa]
(C84) [OVACAS (Hirokawa Kouichirou)] Kedamono-tachi no YAMATO. (Space Battleship Yamato 2199)
(C81) [OVACAS (Hirokawa Kouichirou)] SUITE&BITCH (Suite Precure)
COMIC Penguin Club Sanzokuban 2001-04
After School XX Time
(C65) [INFINITY-FORCE (Various)] BL Are Go!! (Machine Robo Rescue)
(CSP5) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri 2010 (Various)
Otonano Omochiya Vol. 1-14
Otonano Omochiya Vol. 14
(C78) [Shuudan Bouryoku (Murasaki Syu)] Hooliganism 17 Record of ALDELAYD Act.12 Exhibition DX9 (English) =LWB=
(SC16) [Ovacas (Hirokawa Kouichirou)] Nichiyou Asa no 8-ji 30-bu (Ojamajo Doremi)
(C64) [Abellcain (Fujimaru Arikui)] Lucky Come Come (Kujibiki Unbalance)
[INFINITY-FORCE (Various)] Digitama 04 FRONTIER (Digimon Tamers, Digimon Frontier)
Kono subarashī Amahito-chan no demisōsu!
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni Dash!)
(C74) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] S.M.S Niyoukoso! (Macross Frontier)
[Hirokawa Kouichirou] Deep Trip
(Puniket 21) [Hirokaworld (Hirokawa)] Kojikabon Plus (Kodomo no Jikan)
(C56) [OVACAS (Various)] Dore Mix (Ojamajo Doremi)
Haru Matsuri Chichi Matsuri 2010
(C55) [OVACAS (Various)] Heppoko Anime Chinpure Koupure (Various)