(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [English] [Crystalium]
[studio A (Inanaki Shiki)] Ore no Kouhai to Imouto ga Neoki ni Osotte Kuru. (Yahari Ore no Seishun Love Come wa Machigatteiru.) [Chinese] [新桥月白日语社]
Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru
Pote Kouhai
[Dibi] Otokonoko ga Kouhai ni Ijimenukareru Ero Manga[Chinese] [雷电将军汉化]
[Yamada Jirushi] Beit Saki no Charai Kouhai ni Kanojo o Netorareta Hanashi [Chinese]
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [English] [friggo] [Digital]
(C85) [Sekai Kakumei Club (Ozawa Reido)] Koukoku no Kouhai Kono Issen ni Ari, Kakuin Issou Bokki Doryoku Seyo (Kantai Collection -KanColle-)
Ishukouhai Kiroku 4
[yogurt (bifidus)] Kouhai Tanetsuke Onsen - Nishimura Yuki-chan ni Marking [Digital]
Kawaii Kouhai ni Itazura Shite Miru Hon
Boku no Koe o Kiku dake de Hatsujou Shichau Yandere Kyonyuu Kouhai ni Karada o Irekaerarete Shimatta!
Shouganai naa Kono Hentai Uzai Kouhai
Ore no Kouhai Kanojo ga Azatosugite Taerarenai Hon
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman.
Kouhai ni Shidou Suru Momiji-chan
Kouhai Channel
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组] [Digital]
Nijimon! Wakuwaku Ryona Kouhai
Kouhai Missed Memories
Enjo Kouhai
Enjo Kouhai Soushuuhen 1
(COMITIA130) [Arakureta Monotachi (Arakure)] Shortcut de Megane no Niau Hitonatsukoi Beit no Kouhai ga Yarichin Douryou no Kuruma de Okurarete kara Mudankekkin Shiteiru [Chinese] [旧手机换不锈钢脸盆汉化组]
Fuchou to Kouhai no Oshasei Jigoku
Uruwashiki Shangri-La de Kyousei Kouhai
Enjo Kouhai - Oshiego ha Elf, Dragon, Mermaid, Werewolf
(C93) [MARCH (Minakuchi Takashi)] Boku no Mash no Kouhai Ryoku (Fate/Grand Order)
Touhou Suikan 7 Kouhai ni Itazura sarechatta Himekaidou Hatate
(C94) [COMEX (Zhen Lu)] Kouhai no Amai Ryouhou (Fate/Grand Order)
[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun
(C99) [studio A (Inanaki Shiki)] Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman. (Yahari Ore no Seishun Love Come wa Machigatteiru.)
Dosukebe Kouhai no Nenmaku Houshi Ryokan
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] {Mant} [Digital]
[Maihara Matsuge] Kouhai Shidou (COMIC ANGEL Club 2011-08)
Namaiki na Moto Kouhai no Nama Iki Showtime
[107-byou] Kyodai Mushi no Kouhai-jou
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [Chinese] [Kirin个人汉化] [Digital]
[REINO BLANCO (Haz)] Watashi dake no Kouhai (Love Live! Nijigasaki High School Idol Club) [Digital]
Saimin Kanbo - Kouhai ni Torareta Haha
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 4-wa
Saikin Senpai ni Kamatte moraete inai Kouhai Nasubi-chan
[Raijinkai (Haruki Genia)] Tawawa no Kanzume (Getsuyoubi no Tawawa) [2018-09-01]
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
Enjo Kouhai 8
Fujun Isei Kouhai no Susume
Yandere Kouhai Kyouiku Disciplining Yandere Colleague
Kouhai Kanojo ni ASMR Kiiteru no ga Baremashita
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu) [Chinese] [绅士仓库汉化]
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order)
Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 2
Shachou no Aijin ni Sarete shimatta Kouhai no Hanashi
Sasayaki no Inma ~Seisokei Bitch na Kouhai Joshidaisei ni Yoru Jinkaku Hakai Saimin~
[Ichiko] Fujun Isei Kouhai no Susume [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Chinese] [无毒汉化组] [Digital]
[Modae Tei] DraQue Monster Joukan ~Slime Jou no Purupuru Zen Ana Kouhai~ | Dragon Quest Monster Adultery ~Slime Girl's Full Body Crossbreading~ (Dragon Quest Monsters) [English] [Digital]
Kouhai Nanpa Beach Luluhawa
Kouhai Kanojo no Seiteki na Jikken
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai (Kantai Collection -KanColle-) [English] [Doujins.com] [Digital]
Dekkai Kouhai to Chicchai Senpai
Kouhai no Momiji to Ichaicha Love Love suru Copy Bon
[Nakamuratakumi (kemukemuke)] Chiisana Senpai to Ookina Kouhai [Chinese] {默默汉化组} [Digital]
Gendai Succubus no Osex Kenshuu -Namaiki Kouhai to Majime Senpai Hen-
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
Kouhai Jikken | Mating Experiment
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [CE家族社]
[Athome Shuka (Takunomi)] Enjo Kouhai 7 [Digital] [Chinese] [无毒汉化组]
Ishukouhai Kiroku
Kouhai no Tangan-chan
yotta daigaku no kouhai o turekonde warui koto o suru hanashi
Enjo Kouhai 10
[Athome Shuka (Takunomi)] Enjo Kouhai Another View [Digital]
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2
(C93) [Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~ [Chinese] [无毒汉化组]
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night) [Chinese]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [Digital]
[Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~ | Netorare Junior Girlfriend ~Taken and Fucked Behind His Back~ [English] {2d-market.com} [Decensored] [Digital]
[Bonchi] Doutei no Ore ga Inma to Kouhai o Haramasechau!? | 明明是童贞却要让淫魔和后辈都怀上我的孩子!? 1-4 [Chinese] [拾荒者汉化组] [Digital]
Shortcut de Megane no Niau Hitonatsukoi Beit no Kouhai ga Yarichin Douryou no Kuruma de Okurarete kara Mudankekkin Shiteiru + Omake