[Souzaiya (Hanaya Kenzan, Yamaguchi Shinji)] Souzaiya Go-gouten (Rurouni Kenshin)
Kouhai Kanojo no Ijiwaru de Amaama na Tekoki Hon
[Tsukemayuge (Yuzugin)] "Kouhai no Ashi o Mae ni Gaman Dekinakatta" nado to Kyoujutsu Shite Ori [Digital]
C94 Omakebon Uzai Kouhai wa Pakoritai!
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
Futanari Kouhai ni Onaho Tsukai Sareru ki ga Suru
Enjo Kouhai 5 | 원조교배5
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5 [English] [biribiri]
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!?
Kaisha no Kawaii Kouhai ~Ima wa Ore no Oku-san desu~
Kouhai Sensou Zenpen | Kouhai War First Part
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
(C93) [AERIAL RAVE (Jacky)] Shokuzai no Ma 8 (Xenogears)
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4
Enjo Kouhai 1-10
Senpai and Kouhai + Extra
(Sougetsusai 24) [SeaFox (Kirisaki Byakko)] Watashi no Hebionna ga Dosukebe na Kouhai ni Choukyou Sarete Ooyake no Ba de Dappi Suru Hon (Fate/Grand Order)
"Kojin Satsuei" Danshiryou Doushitsu no Doutei Houkei Kouhai o Kyousei Onanie Kyousei Shasei Satsuei Kirokushuu
Do-S Kouhai no Sundome Seme
(Douyara Deban no Youda! 6) [Fuzainoyamada (Fuzai Yumoto)] Bakugou-kun mo Dekirumon (Boku no Hero Academia)
Houkago no Kyoushitsu de Kouhai to Ge
(SC2018 Autumn) [ELHEART'S (Ibuki Pon)] Kawaii Kouhai ni Itazura Shite Miru Hon (Fate/Grand Order) [Chinese] [三堆木头个人汉化]
[Cyber F] Kaizou Gakuen 「Kouhai」| Modification Academy 5 "Kouhai" [English]
[Inanaki Shiki] Houkago Kouhai Note | 放課後交配筆記本 [Chinese]
Boku no Koe o Kiku dake de Hatsujou Shichau Yandere Kyonyuu Kouhai ni Karada o Irekaerarete Shimatta!
Kouhai no Tangan-chan #3
Kouhai Kanojo no Seiteki na Jikken ~Futago wa Eroi Koufun ga Kyoumei shichau?~
Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon
Joushiki Henkan Switch: Namaiki na Kouhai
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu) [Chinese] [绅士仓库汉化]
Kouhai Fuukiiin ni Yoru Furyou Senpai no Otoshikata
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai (Kantai Collection -KanColle-) [English] [Doujins.com] [Digital]
Kouhai-chan ni Eroi Koto Sareru Hon 4
Sotsugyou no Hi made Mainichi Bus-tei de Kouhai Joshi to Sex suru Hanashi
[Gelmaga.] Kouhai ga Bakunyuu de Ero Sugiru Ken ni Tsuite
Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Digital]
Watashi ga Uzai no wa Dou Kangaete mo Anata-tachi ga Warui!
[Misaki (Aoi Tiduru)] Ijiwaru de Amaama ~Kouhai Kanojo ni Tekoki de Aisarereru Ohanashi~
Jibun ni dake Eroi Kao o Misete Kureru Kawaii Kouhai
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [English] [Yuuchen]
Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2
Kouhai-chan ni Eroi Koto sareru Hon2
Kouhai ni Odosarete
Kouhai JK ni Seigangu ni Sarechau Hanashi
(C95) [Contamination (eigetu)] Kouhai ga Yuuwaku Shite Kurunda ga (Fate/Grand Order)
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]
Shinjin Kouhai Kiriko-san
Dosukebe Kouhai no Nenmaku Houshi Ryokan
[Kagato] Mori ni Shizumu Seija (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] {HMC Translation} [Digital]
Dekkai Kouhai to Chicchai Senpai
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order)
Akogare no Senpai ni ~Kouhai-san Honki Sex!~
Namaiki na Kouhai ni Chiisaku Natte Itazurao
Uruwashiki Shangri-La de Kyousei Kouhai
Kouhai Channel
(C96) [Athome Shuka (Takunomi)] Enjo Kouhai Interlude [English] [kvnk]