[Saragi (R5)] Genba no Kouhai [Digital]
Enjo Kouhai Soushuuhen 1 Omake
Kouhai Nikki.
[Eight Beat (Itou Eight)] Anegohada Hitozuma Hitomi (32-sai) ~Daigaku Jidai no Kouhai ni...~ [English] [CGrascal]
[Inanaki Shiki] Houkago Kouhai Note | 放課後交配筆記本 [Chinese]
[Egoistic Honey, Allegro Mistic, Kuroneko-kan (Hadumi Rio, Takano Yuki, Muririn)] Kouhai ni Sarechau Hon [Chinese] [绅士仓库汉化] [2018-08-26]
[Ichiko] Fujun Isei Kouhai no Susume [Digital]
[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun
[Yamazaki Umetarou] Kinshin Kouhai ~Blood Ring~ [Decensored]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 2-wa [Digital]
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!) [Chinese] [夢之行蹤漢化組]
(ShotaFes 5) [PORYGON137 (Hidari Pory5n)] Kouhai No xxx renshuu | 后辈的xxx练习 [Chinese] [草草汉化]
[Oyama Yasunaga] Bakunyuu Gakuen -Bakunyuu School-
Bakunyuu Complex - Dengeki Kaeru no Nyuuzuma | Wet Nurse of Electric Frog
Kouhai Kanojo Tsujinaka-chan no Oshioki
[Tsuchineko (Kamihara Mizuki, Yamamoto-san)] Kouhai! (K-ON!) [Digital]
Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight
Dame na Watashi wa Shokuba no Kouhai ni MamorarePpanashi | 關於廢柴的我被職場後輩守護了這件事
Netorarete Shunkashuutou ~Amae Jouzu na Kawaii Kouhai to no 1-nenkan~
Kawaii Kouhai no Tame Naraba…? | For The Sake of My Cute Junior…?