Damegami-sama no Succubus Beit!
(SC32) [OVACAS (Hirokawa Kouichirou)] another day (Ojamajo Doremi)
(C78) [OVACAS (Hirokawa Kouichirou)] Love Style Plus (Love Plus) [English] [shakuganexa]
(SC19) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Rotation (Gundam SEED)
Nijiiro Sensibility Ch. 1
Love Style
Pai ☆ Mate 4
(Puniket 12) [OVACAS (Hirokawa Kouichirou)] Sensei dazo! (Pani Poni)
(COMIC1☆3) [Tiny Feather (Sin-Go)] Ricchan wa Fukigen Desuyo? (THE iDOLM@STER)
Hitozuma Bakunyuu Announcer Yuriko-san Ch3
(C67) [OVACAS (Hirokawa Kouichirou)] HIME-hajimeru (My-HiME) [English] [SaHa]
Ovacas Style 2008
(C79) [OVACAS (Hirokawa Kouichirou)] Tenshi(Bitch) ni Love Song o! (Panty & Stocking with Garterbelt)
(C76) [OVACAS (Hirokawa Kouichirou)] Asamade Training (Issho ni Training)
(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)
(C57) [OVACAS (Hirokawa Kouichirou)] Doremix Deluxe (Ojamajo Doremi)
(C81) [OVACAS (Hirokawa Kouichirou)] SUITE&BITCH (Suite Precure)
(C68) [OVACAS (Hirokawa Kouichirou)] MAI-CCHING (Mai-HiME) [English] [SaHa]
[Tenzen Miyabi] Kanbotsuyama Biwak (BUSTER COMIC 2015-03) [English] [desudesu]
[Yuzupon] HONEY
(COMIC1) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] Itazura Drill (Tengen Toppa Gurren Lagann)
(C74) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] S.M.S Niyoukoso! (Macross Frontier)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!)
(C70) [OVACAS (Hirokawa Kouichirou)] Magical? Banana (Renkin 3-kyuu Magical? Pokaan)
(ComiComi18) [Enoughmin (Yarai Akira)] Youkai Chin Man Tan
(SC58) [Mainichi Sonoba Shinogi (Kuroinu)] Chuunibyou Datta kedo! (Chuunibyou demo Koi ga Shitai!) [English]
Yume Ressha ni Youkoso | 欢迎来到梦之电车
(C56) [OVACAS (Various)] Dore Mix (Ojamajo Doremi)
恋鐘本
(C54) [OVACAS (Various)] Capricon 1 Director's Cut (Various)
(C62) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH 4 Sokuon (Azumanga-Daioh)
(C95) [Kansyouyou Marmotte (Mr.Lostman)] DESERT BEAUTY NAKED (Fate/Grand Order)
(Futaket vs. ABC ~Hentaisai~) [OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia (Manabi Straight!) [English] [biribiri]
[Takeki Michiaki] Darkside - Welcome To The Darkside [English]
(Comic Party) [bolze (rit.)] Kouichi ... Suki Yo (Zen) (Kizuato)
(CR27) [OVACAS (Hirokawa Kouichirou)] OVACAS SKETCH (Various)
After School XX Time
[San Sheng Wan] A Rebel's Journey: Chang'e [Chinese] (Ongoing)
(Reitaisai 11) [RedBullian Oukoku (sigmarion)] Kazami Yuuka's Penis Blossom Garden (Touhou Project)
(SPARK10) [Parade (Koo)] Natsu ni Yarareta dake da. (Yowamushi Pedal)
Midorikawa Ijiri
[OVACAS (Hirokawa Kouichirou)] Gakuen Erotopia Kaiteiban (Manabi Straight!)
(Puniket 6) [OVACAS (Hirokawa Kouichirou)] AxA (Ojamajo Doremi)
[Enshoku Murayakuba Suguyaruka (Kobayashi Shounenmaru)] Boku no Mama to Yaritai Otoko wa Kono Yubi Tomare ~Sono 2 Classmate no Uwaki Mama wo Muriyari Monzetsu Denma Shigoku Hen~
(CSP5) [OVACAS (Hirokawa Kouichirou)] Haru Matsuri Chichi Matsuri 2010 (Various)
(C76) [OVACAS (Hirokawa Kouichirou)] Houkago XX Time (K-ON!)
Super Sakura Taisen F
Kimi no Tame ni Dekiru Koto
(SC16) [Ovacas (Hirokawa Kouichirou)] Nichiyou Asa no 8-ji 30-bu (Ojamajo Doremi)
Bakunyuu Zuma no Midashinami
D.L. action 119
(C48) [Jiyuugaoka Shoutengai (Hiraki Naori)] Humming Bird Last Wing (Idol Defense Force Hummingbird)
Midara na Eirei - Minamoto no Raikou wa Oni no Gotoku Acme Suru
(C68) [OVACAS (Hirokawa Kouichirou)] MAI-CCHING (Mai-HiME)
(C63) [OVACAS (Hirokawa Kouichirou)] Shirobom (Bomberman Jetters)
GGG!!!-Great Growth Gas-
[Tendou Itto] Gifu no Nikuyome
[Nagi Web (Shiba)] Shirei Daibousou (Neon Genesis Evangelion) [Digital]
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star)
(C62) [Heisei Chachamaru Dou (N.O Chachamaru)] Chichi Nabu -New Bull-
[GEN] Ecstase Senki Senryou [Chinese]