(C77) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
Enjo Kouhai 10
Sasayaki no Inma ~Seisokei Bitch na Kouhai Joshidaisei ni Yoru Jinkaku Hakai Saimin~
[Charcot] Yandere Days (Various)
Kawaii x Kouhai ch.1
[Puchimaple (Hisagi)] Kouhai Danshi ni Netorare SEX ~Sourou Kareshi ja Monotarinai~ [English] [Digital]
[Takedake (Takedake)] Dekkai Kouhai ni Chicchai Senpai wa Itazura Shitai! [Digital]
Ahoppoi Kouhai o Muriyari Osottara Gyakuni ○ Sareta
[Ginto] Haha wa Kouhai no Niku Benki
Senpai Kouhai Otoko Onna Jijou - Senpai Kouhai a Man and Woman's Circunstances
Kouhai Tanetsuke Onsen - Nishimura Yuki-chan ni Marking
Shinjin Kouhai Kiriko-san | 신입사원 키리코
Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo?
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order) [Chinese] [上野联邦汉化组]
[Egoistic Honey, Allegro Mistic, Kuroneko-kan (Hadumi Rio, Takano Yuki, Muririn)] Kouhai ni ♥♥ Sarechau Hon [2018-08-26]
[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]
Dekkai Kouhai to Chicchai Senpai
Kouhai to Ko-hai | 후배랑 후배위
Futaba Chiru
Kouhai no Tangan-chan #4
Sounyuu tteru kedo, Bare tenai yone?~ Kouhai Couple no Tonari de Takunomi Ecchi
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order) [English] [CGrascal]
[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circumstances (COMIC Anthurium 024 2015-04) [English] [Danicco]