[Sterling-chan] Otonashii Kouhai ni Semerare Ikikuruu Hanashi
Ore no Kouhai Kanojo ga Azatosugite Taerarenai Hon
Kouhai Sensou Zenpen
[Anthology] Oppai no Oppai ni Yoru Oppai no Tame no Oppai
(C66) [Sekai Kakumei Club (Ozawa Reido)] Mesu Buta no Shiiku to Kouhai Nitsuite (Futari wa Precure)
[Dokuneko Noil] yotta daigaku no kouhai o turekonde warui koto o suru hanashi
[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]
Enjo Kouhai Soushuuhen 1 Omake
(C99) [Haitokukan] Touhou Suikan 7 Kouhai ni Itazura sarechatta Himekaidou Hatate (Touhou Project) [Chinese]
(C90) [AstroQube. (masha)] Kouhai no Tangan-chan #4
(C90) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 4
Ganbaru Kouhai
[Athome Shuka (Takunomi)] Enjo Kouhai IF [Chinese] [无毒汉化组] [Digital]
(Aggregate 5) [Areirias (Yamaguchi Ugou)] Wanwan Oppai DAYS (DOG DAYS)
Koakuma na Kouhai no Les Dorei ni Sareta Majime na Fuuki Iinchou
(C90) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 4 [Chinese] [夢之行蹤漢化組]
Josou saserarete Futanari Kouhai Servant ni Onnanoko ni Sarechau Hon
Saimin Kanbo - Kouhai ni Torareta Haha
(C90) [Shimanto Seiryuu (Shimanto Youta)] Kouhai-chan Ki o Tsukete!
Enjo Kouhai
Namaiki Kouhai Gal ni Saimin Oshioki Sex
Fellatio Kouhai, Otouto ni naru
Ki ni Naru Kouhai no Karada
Do-S Kouhai no Sundome Seme
(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou [Chinese] [CE家族社]
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [Chinese] [濛濛1汉化] [Digital]
Itsumo wa Rikutsuppokute Kanjou ga Nasasou na Kouhai-chan nanoni
Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了 Ch. 1-5
(C87) [AstroQube. (masha)] Kouhai no Tangan-chan
Kouhai Channel | 후배 채널
Machikirenai Kouhai Kanojo Tsujinaka-Chan
Gasshukujo no Senpai Manager-tachi to -Kyuubyoudai Chinpo no Kouhai-
Astolfo Cos no Kouhai ga Satsueikaigo ni Mousou Onanie Suru Hanashi
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]
(COMIC1☆11) [Omochi Bazooka (Deego)] Seibun Muchousei Ushioppai (Kantai Collection -KanColle-)
[Yokoshimanchi. (Ash Yokoshima)] Boku no Kawaii Kouhai wa Seiyoku Tsuyome no Chichi SeFri (Kanseiban) [Digital]
[Inanaki Shiki] Houkago Kouhai Note | After School Mating Notes
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa
Kouhai Kanojo no Ijiwaru de Amaama na Tekoki Hon
Enjo Kouhai Swimming Costume | 원조교배 Swimming Costume
Kouhai to Onee-san ni Shinpai Kakecha Dame!
Kouhai de Himatsubushi | Killing Time with the Freshman
Mujikaku Service Shite Kureru Kouhai no Imouto-chan
Kouhai Nanpa Beach Luluhawa
Oppai Momitai kara Jotaika Sasetatta ww
Houkago Kouhai Note | 放課後交配筆記本
(Renai Jiyuugata! Osaka Taikai 3) [UZSK (Uzui)] Kouhai Futari no Yousu ga Okashii (Free!)
Shikkarimono no Inubashiri Kouhai ni "Shikatanai desu ne!" to Iinagara Shite morau Hon
[Danimaru]Kouhai Kanojo Tsujinaka-chan no Oshioki[Chinese][两面包夹汉化组]
Choukyou Kanochi Zumi Dosukebe Kouhai Servant
[Inanaki Shiki] Houkago Kouhai Note
Kouhai no Tangan-chan #6
[Intoku.info (Endou Hiroto)] Chiramise Jouzu na Kouhai wa Bokki saseta Sekinin o Toritai! [Digital]