[Shiomaneki] Mizugi no Chikara | The Power of Swimsuits (Bishoujo Kakumei KIWAME 2011-10) [English] [desudesu] [Decensored]
(CR31) [Teruo Haruo (Kanekiyo Miwa)] Ani to Imouto
[Mimics (Crimson)] Koakuma na Kouhai no Les Dorei ni Sareta Majime na Fuuki Iinchou
[Saragi (R5)] Genba no Kouhai [Digital]
(C93) [Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~ [Chinese] [无毒汉化组]
(C85) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Mata Zukkon Bakkon Suru Hon (Touhou Project)
(Ossan Paradise) [Himajinism (Hawa)] Gaten-oyaji no Kouhai-shidou
Futaba Chiru | 雙葉凋落
[Shomu] Josou Kouhai-kun x Otokogirai-chan | Crossdressed Kouhai-kun x Man-Hater -chan (COMIC Shingeki 2016-06) [English] [N04H]
Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii!
Houkago no Kyoushitsu de Kouhai to Ge
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa
Enjo Kouhai 8
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [Chinese] [沒有漢化] [Digital]
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi | A Story About My Astolfo Cosplaying Kouhai (♂) Confessing His Love and Having Sex. (Fate/Grand Order) [English] [EHCOVE]
Kouhai no Tangan-chan
Neboketa Aneki to… Mezamashi Ecchi!~ Dendou Habrush Atecha dame~e
Saenai Kouhai wa Bijin OL to Hitotsu ni Naru
Ishukouhai Kiroku
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order) [Chinese] [三日月TS私人漢化翻譯]
[Athome Shuka (Takunomi)] Enjo Kouhai 5 [Digital]
Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 2
(C75) [Akutoku Doumei (Gennosuke, Kanekiyo Miwa)] Strawberry Box (CLANNAD)
Kouhai wa Mukuchi dakedo Dosukebe sugite Guigui Kuru node Taihen na Hanashi
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order) [Chinese] [上野联邦汉化组]
Otonashisou na Rikujoubu no Kouhai o Kousoku Shite Kairaku Choukyou
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi