Kanojo to Boku no Kouhai no Hanashi.
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 8-wa [Digital]
Choukyou Kanochi Zumi Dosukebe Kouhai Servant
(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman.
Kouhai Gatsu!
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2 [Chinese] [核弹团个人汉化]
Kouhai de Himatsubushi | Killing Time with the Freshman
[Anthology] Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol.1 [Digital]
Enjo Kouhai Soushuuhen 1 Omake
Hentai Senpai to Yajuu Kouhai
Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances
Kouhai's Missed Memories
[Hanpera] Taifuu + Sake + Kouhai=♥♥♥ (Inshokukei Oneesan ga Shitaikoto) [Chinese] [黑条汉化]
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [Chinese] [濛濛1汉化] [Digital]
Oni ni Makeru Kouhai o Uragiru
Kouhai ga!
[Inanaki Shiki] Houkago Kouhai Note | After School Mating Notes
(C93) [LeimkissA (Nekohane Ryou)] Kawaii Kouhai ga Shiboritoru no o Yamete Kurenain desu. (Fate/Grand Order)
[Yamazaki Umetarou] Kinshin Kouhai ~Blood Ring~ [Decensored]
Dekkai Kouhai to Chicchai Senpai
[Maihara Matsuge] Kouhai Shidou (COMIC ANGEL Club 2011-08)
Ijiwaru de Amaama ~Kouhai Kanojo ni Tekoki de Aisarereru Ohanashi~
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 2-wa [Digital]
(C84) [Graf Zeppelin (Ta152)] Ore no Kouhai mo Imouto mo Kanojo de Bitch de Nikudorei. (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu) [Chinese] [绅士仓库汉化]
[Masamune Kokichi (Matsu Takeshi)] Dekkai Kouhai Chicchai Senpai | 大后辈小前辈 [Chinese] [黑夜汉化组] [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai 7 [Digital]
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 4-wa
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
Jibun ni dake Eroi Kao o Misete Kureru Kawaii Kouhai
[Pistachio] Futanari Senpai x Rugby-bu Kouhai-kun
[Nigiri Usagi] Senpai ni Jibun ga Mesu de Aru Koto o Wakarasareru Kouhai Zoku [Kouhen] | 被前輩教做人認清自己是雌性的後輩·續【後編】[Chinese] [天帝哥個人漢化]
Do-S Kouhai no Sundome Seme
[Kamukamu! (Nmasse)] Senpai, Kouhai.
Ishukouhai Kiroku 2
Saikin Senpai ni Kamatte moraete inai Kouhai Nasubi-chan
Shikkarimono no Inubashiri Kouhai ni "Shikatanai desu ne!" to Iinagara Shite morau Hon
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order)
Bukatsu no kouhai wa otoko no musume
Kouhai Sensou Zenpen | Kouhai War First Part
(SPARK9) [Dolce Einsatz (Tomoe Kiko)] Kouhai Therapy (Free!)
[Mda Starou] Shinjin Kouhai Kiriko-san [Decensored] [Digital]
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
[Ichiko] Fujun Isei Kouhai no Susume [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai IF [Chinese] [无毒汉化组] [Digital]
Ki ni Naru Kouhai no Karada
Enjo Kouhai Soushuuhen 2
[Ramu] Senpai and Kouhai + Extra (Original)
[Mda Starou] Shinjin Kouhai Kiriko-san (COMIC BAVEL 2018-09) [Chinese] [無邪気漢化組]
(COMIC1☆11) [Nijigen Shoujo (Nizimoto Hirok)] Saitei Senpai to Demi Kouhai-chan (Fate/Grand Order)
Boku no Kawaii Dekiru Kouhai
Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2
(C79) [Mystic Chord (Gyro Amarume)] Ore no Kouhai ga... (ry (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
Kurogyaru Kouhai Otokono Musumederihero~Gyakuanarukoosu
Enjo Kouhai 10
Ishu Kouhaiguusha -Mushi to Kemono to Hachuurui-
[Yuunagi no Senryokugai Butai (Nagi Ichi)] Kouhai-kun wa, Oreiro Hiyake Shounen! [Chinese] [Digital]
Kouhai-chan ni Eroi Koto Sareru Hon 3
Hatsujou Kouhai
Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru.
Kouhai-chan ga Gacha Bakushi suru Hanashi
Enjo Kouhai 5 | 원조교배5
Echi Echi Kouhai-chan!
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [English] [biribiri]
Shota Teitoku wa Senpai no Kouhai no Mono yo
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
[Furuya] Sherry-chan Kouhai jikken kiroku [SMDC] [English]
Rune Midgarts no Kouhai Jikken ~Archbishop Hen~
Uruwashiki Shangri-La de Kyousei Kouhai
[Athome Shuka (Takunomi)] Enjo Kouhai IF [Digital]
Kouhai Otokonoko to Sugosu Amai Hitotoki
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5 [English] [biribiri]
Kouhai Jikken | Mating Experiment
Gendai Succubus no Osex Kenshuu -Namaiki Kouhai to Majime Senpai Hen-
Kouhai ga Bakunyuu de Ero Sugiru Ken ni Tsuite | The Case of my Junior Being Too Sexy Because of Her Huge Boobs
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi (Fate/Grand Order) [Chinese] [瑞树汉化组]
Sample H0539 Kouhai Report
Machikirenai Kouhai Kanojo Tsujinaka-Chan
Kouhai ni kokuhaku shitara ~after~
Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
Dekkai Kouhai Chicchai Senpai | 大后辈小前辈
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] {Mant} [Digital]
[Somejima] Ishu Kan Kouhai Bokujou | Interracial Rape Breeding Farm (Bessatsu Comic Unreal Ningen Bokujou Hen Vol. 2) [Colorized] [Digital]
Otaku no Boku to Iikanjidatta Kuro Gal Kouhai o Netorareru Mini | A mini about black gyaru who has good feeling with the otaku me being cucked
[Athome Shuka (Takunomi)] Enjo Kouhai Another View [Digital]
Natsu, Asedaku no Kouhai to
(C90) [Shimanto Seiryuu (Shimanto Youta)] Kouhai-chan Ki o Tsukete!
Shinjin Kouhai Kiriko-san | 신입사원 키리코
Namaiki na Moto Kouhai no Nama Iki Showtime
(C92) [SSB (Maririn)] Kojin Satsuei 19-sai Kareshi Mochi Kouhai-kei Kyonyuu Layer (Fate/Grand Order) [Chinese] [无毒汉化组]
Kouhai Maid ga Osewa o Shite Kureru You desu | My Kouhai Maid is Looking After Me (decensored)