Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~
Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru.
Boku wa Kouhai no Onahole
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2
Tawawa de Akarui Yakyuubu Manager ga Inshitsu na Kyoushi no Wana ni... Kanketsuhen
Kouhai Kanojo no Seiteki na Jikken
Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!
Echi Echi Kouhai-chan!
(C94) [Majimadou (Matou)] Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru. (Fate/Grand Order)
Fuchou to Kouhai no Oshasei Jigoku
(C95) [Raijinkai (Haruki Genia)] Wakazuma no Tawawa (Getsuyoubi no Tawawa)
[Shomu] Josou Kouhai-kun x Otokogirai-chan | Crossdressed Kouhai-kun x Man-Hater -chan (COMIC Shingeki 2016-06) [English] [N04H]
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2
Kouhai-chan ni Eroi Koto Sareru Hon3
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order)
[Popochichi (Yahiro Pochi)] Kimi wa Akogare no Tawawa (Getsuyoubi no Tawawa) [Digital]
[Ichiko] Fujun Isei Kouhai no Susume [Digital]
Natsu, Asedaku no Kouhai to
Kanojo to Boku no Kouhai no Hanashi. ch.1-4
Suiei-bu no Kouhai-tachi to Mizuzeme Ecchi Shimakuru Ohanashi -
(C92) [Raijinkai (Haruki Genia)] Tawawa no Kanshoku 3 (Getsuyoubi no Tawawa)
Getsuyoubi no Tawawa Sono VII+C95 Kaijou Genteibon
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]
Petit Namaiki na Kouhai JK no Mizuzeme Genkai Kaihatsu Nikki | 小不点傲慢后辈JK的水中虐待限界开发日记
Hiken-tai E no Kouhai Jikken
[Milk Server (Kurikama)] Zenkoku Kusshi no Ace de Nonke no Ore ga Kouhai no Namaiki Kozou-tachi ni Dildo to Chinpo ni Kusshi Milk Shashutsu Nikubenki ni Kanraku | 全国屈指可数的棒球王牌教练被小屁孩调教成肉便器 [Chinese] [蓝调个人汉化]
Kouhai Missed Memories
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa [Digital]
Uruwashiki Shangri-La de Kyousei Kouhai
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
[Popochichi (Yahiro Pochi)] Kimi wa Akogare no Tawawa (Getsuyoubi no Tawawa) [Chinese] [空気系☆漢化] [Digital]
(COMIC1☆13) [Raijinkai (Haruki Genia)] Tawawa no Maegami-chan (Getsuyoubi no Tawawa) [Chinese] [靴下汉化组]
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [无毒汉化组]
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order) [Chinese] [黑锅汉化组]
[Masamune Kokichi (Matsu Takeshi)] Oi Oji!! ~Oi ga Tawawa ni Minottaseide~ [Digital]
Rikutsuppoi Kouhai-chan to Rikutsunuki de Majiwaru made no Hanashi
Kanojo to Boku no Kouhai no Hanashi.
Gesuna Kouhai to no SEX ga kimochi Yokute Mukatsuku. | 超邪惡後輩的SEX是可愛又迷人的反派角色 1
Kouhai Sensou Zenpen
[Hiroshiki] What Happened When a Virgin Went To a Sex Bar With His Little Sister kek (Hatsujou Carnival) [English] [EHCOVE] [Digital]
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order)
Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight
[yogurt (bifidus)] Kouhai Tanetsuke Onsen - Nishimura Yuki-chan ni Marking [Digital]
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa
(C79) [inspi. (Izumi Rin)] Ore no Kouhai ga konna ni kawaii wake ga nai (Ore no Imōto ga Konna ni Kawaii Wake ga Nai)
(COMIC1☆13) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan 2 + Tawawa na Omakebon (Getsuyoubi no Tawawa) [Chinese] [无毒汉化组]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 4-wa [Chinese] [肉包汉化组] [Digital]
Pote Kouhai
(C92) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 5 [Chinese] [夢之行蹤漢化組]
Namaiki Kouhai Gal ni Saimin Oshioki Sex | Punishing Cheeky Kouhai Gyaru With Hypnosis Sex
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [English] [biribiri] [Digital]
Kouhai-chan ni Eroi Koto Sareru Hon 4
Uruwashiki Shangri-La de Kyousei Kouhai
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night) [Chinese]
Getsuyoubi no Tawawa Sono VI
Futaba Chiru
[Shiruka Bakaudon] I Can't Do Anything Right ~ I could never do right last time too [English]
Etchi Etchi Kouhai-chan