Torokeru you na Koui o Shi yo?
(C66) [Zangyaku Koui Teate (Nasake Muyou)] Trinitrotoluene (Shakugan no Shana)
[Wakamatsu] Toshishita no Boku ni Seikoui no Kimochiyosa o Oshiete kureru Osananajimi no Onee-san
[Shishamo Publishers] Hakudaku Kouin Vuwaru Toshokan (Touhou Project)| Cloudy Frothy Lewd Library Blowjob [English] [TAIPAN TRANSLATIONZ]
Bunnyue to no Kake ni Katte H Suru Hon | A book about winning a bet and having sex with Bunny King
[Wakamatsu] Toshishita no Boku ni Seikoui no Kimochiyosa o Oshiete kureru Osananajimi no Onee-san [English] [PhantomsJoker]
(SC57) [Necrolincer (Kimoto Kanata)] Chijoshiraku (Joshiraku)
(C71) [JIBAKU-SYSTEM (Suzuki Amaharu, Nanjou Asuka)] S.H.I.H.O (Zettai Karen Children)
[Hitotsukami (Kitamura Kouichi)] Do-S na Mako-chan
[Dakouin Saburou] Kazoku tanran
Tsuukin Douchuu de Anoko ga Midara na Koui o Shite Kuru Hon 4
(C96) [Gensou Mikan (Kirimia)] Shikikan-saa~ Kouiu no Suki desho Commander, Come On~ Don't You Love It Like This (Azur Lane) [English] [DeHearted]
COMIC MUJIN 2007-02
COMIC MUJIN 2011-01
Nee kana~, Kouiu Koto. | That Would Never Happen, Right?
COMIC MUJIN 2008-05
On ja maja
COMIC MUJIN 2006-12
(C74) [Rippadou (Takada Kouichi)] Tenshi no Kuchibiru Megami no Hanazono (Various) [Digital]
(COMIC1☆2) [etcycle (Cle Masahiro)] CL-ic #2 (Zettai Karen Children)
(C82) [Low Thrust (Tsunagami)] ANOTHER DIMENSION (Another)
COMIC MUJIN 2005-11
(C65) [OVACAS (Hirokawa Kouichirou)] FLOW MY TEARS A SENIOR SAID (Uchuu No Stellvia)
Karui Kimochi de Heya ni Ageta Gal to Hamemakuri!?
[Youdou Suzuku (Yamasaki Masato)] Chiinkoui ~Futanari Onna Kyoushi wa Shasei Dorei~
[Dakouin Saburou] Boku no Koe o Kiita Joshikousei-tachi ga Ero Sugiru!
(C82) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Kamogawa Hyper Chargers (Rinne no Lagrange)
COMIC MUJIN 2011-12
Bunnyue to no Kake ni Katte H Suru Hon
(C64) [Infinity-Force (Mercy Rabbit, Rokujou Mugi, Buruma Hogero, Hirokawa Kouichirou, Yamashita Woory)] MRR A GO!! (Machine Robo Rescue)
(COMIC1☆3) [Ashita no Kouda (Kouda Tomohiro)] Esuchu! (Zettai Karen Children)
[Kirara Moe] Shinseikoui
[Urban Doujin Magazine] Mousou Tokusatsu Series: Ultra Madam 5
(SC23) [Abellcain, OVACAS (Fujimaru Arikui, Hirokawa Kouichirou)] Precure Machine (Futari wa Precure)
[House of Karsea] One Third An Empress (Zettai Karen Children) [ENG]
(C63) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Piano Lesson (The Big O)
[Kanaisei Jitenshasougyou] Nenmakukoui
COMIC DOLPHIN 2004-06
COMIC AUN 2005-10 Vol. 113
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star)
Sunao ni Narenai Bokura
(C94) [Slump Life (Ougi Nozomi)] Mikasa-san to Kouishitsu H (Azur Lane)
Dangerous Bomber Z (Ranma 1/2)
(C82) [CHILLED HOUSE (Aoi Kumiko)] BIBON Vol 8.0 (Another) [English] [Life4Kaoru]
[Circle Eden (Diisuke)] Akazawar (Another)
Kaibenburo
(CR33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Neko no Ishu-gaeshi (The Cat Returns)
(CSP4) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Sora Kara Koboreta Sugoi Shiru (Kaleido Star)
[Sweet Pea, COCOA BREAK (Ooshima Tomo, Ooshima Towa)] Joshi Kouishitsu Kikaitaisoubu [English] [WindyFall Scanlations] [Digital]
CMMJ
(C75) [Sashichigai-dan (Kusano Kouichi, RAYMON)] Taiga Apaka (Toradora!)
COMIC RiN 2005-01 Vol. 1
[Kantou Usagi Gumi] Pink Kami Keikaku (Various)
(AC2) [Usotsukiya (Oouso)] Tsuukin Douchuu de Anoko ga Midara na Koui o Shite Kuru Hon 4 [Chinese] [绅士仓库汉化]
Koko ga Anzio no Kouishitsu desu
(C62) [ALPS, Okachimentaiko, Rippadou (Various)] Next Climax Magazine 11 - Kakutokei III (Various)
[Mint Chocolate (Himuro Kouichi)] Seven Deadly Sins Zenpen (D.Gray-man) [Digital]
COMIC MUJIN 2013-11
(C68) [P Shoukai (Various)] Momo-an 17
COMIC AUN 2004-12 Vol. 103
[Dragon Goya (Okawari, Nakajima Kouichi)] Gahara Gatari (Bakemonogatari) [Chinese] [iDM漢化組]
(C74) [OVACAS, Abellcain (Hirokawa Kouichirou, Fujimaru Arikui)] S.M.S Niyoukoso! (Macross Frontier)
(Futaket 8) [Konbuni (Kouin N)] Tetteiteki Futanari Sengen Bangai BETWEEN 4 (Various)
(C82) [OVACAS (Hirokawa Kouichirou)] Osaki mo Mae mo Marii-san. (Joshiraku)
COMIC MUJIN 2006-01
(C55) [SOLEX] Kuriokawa (YAT Anshin! Uchuu Ryokou)
(C69) [Zangyaku Koui Teate (Nasake Muyou)] Garasu no Tsuki (Tsukihime)
[Kusano Kouichi] Anoko no Omocha | Her Toy (Renai Complex) [English] [Decensored]
Taiyaki
(C75) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Dokuritsu Sakamoto Gurentai (Strike Witches)
(C94) [H-SQUAD (Guglielmo)] Watashi-tachi no seikoui tokubetsu jisshu - zengi-hen - 丨我們的性行為特別實習 -前戯編- [Chinese] [沒有漢化]
Otaku evolution history
[Anthology] Doutei Kari - Fudeoroshi Anthology | Virginity Hunting - Lose One's Virginity Anthology
31st of July [ENG]
[Yumeizukosya, OVACAS (Hirokawa Kouichirou)] Ebisu Taisen (Sakura Taisen)
COMIC Mugen Tensei 2014-11
(C61) [Naniwa Onsen Tamago Kumiai (Katsumi Kouichi)] G's style Type-Imouto III (Sister Princess)
COMIC AUN 2004-06 Vol. 97
COMIC Mugen Tensei 2016-06
(C46) [Youmu Shippitsusha Tou (Ohsima Kouichi, Akusyu 0.5 Second, Marun Berei)] Gelbe Sónne 8 (よろず)
(C72) [Ovacas (Hirokawa Kouichirou)] Lucky Punch (Lucky Star) [English] [desudesu]
COMIC MUJIN 2007-11
COMIC AUN 2006-02 Vol. 117
COMIC MUJIN 2010-05
[Naniwa Onsen Tamago Kumiai (Katsumi Kouichi)] Carrot Extend! (Pia Carrot e Youkoso!!)
(ABC 5) [OVACAS (Hirokawa Kouichirou)] Iro Iro Gal and Dou (Various)
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi o Shiyou. 02 (Ouran High School Host Club) [English] [SMDC]
(C76) [OVACAS (Hirokawa Kouichirou)] Asamade Training (Issho ni Training)
COMIC Megastore H 2010-08
Tsutsuji Museum
COMIC MUJIN 2009-01
COMIC RIN Vol. 12 [2005-12]
(C69) [OVACAS (Hirokawa Kouichirou)] 1-NEN C-GUMI MAHOGUMI (Pani Poni)
Zettai Karen Shoujo Q2
人付き合いが苦手な未亡人の雪女さんと呪いの指輪
[Hitotsukami (Kitamura Kouichi)] Watashi no Oshiri o Fuite!
(CR28) [bolze. (rit.)] Kouichi ... Suki Yo (Naka) (Kizuato)
(C96) [RYU-SEKI-DO (Nagare Hyo-go)] Tsuujou Koui to Ijou Koui de Nikai Shasei Sasete Kureru Mama wa Kirai desu ka? (Tsujou Kougeki ga Zentai Kougeki de 2-kai Kougeki no Okaasan wa Suki desu ka?)
(C67) [OVACAS (Hirokawa Kouichirou)] HIME-Hajime (My-HiME)
COMIC MUJIN 2012-01
Ovacas Style 2008
[Anthology] Dennou Butou Musume Vol 5
COMIC MILF 2011-12 Vol. 4
Kouin Mesu Gorilla {doujins.com}
[cLock work] Goddess (Zettai Karen Children)
Fellatio Anthology Kouin Ojoku