[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [English] [FC] [Digital]
[Mda Starou] Shinjin Kouhai Kiriko-san [Decensored] [Digital]
Touhou Suikan 7 Kouhai ni Itazura sarechatta Himekaidou Hatate
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
Gesuna Kouhai to no SEX ga kimochi Yokute Mukatsuku. | 超邪惡後輩的SEX是可愛又迷人的反派角色 1
Sousakan Saya Zombie tono Kouhai Jikken
Ki ni Naru Kouhai no Karada
Watashi dake no Kouhai
Kouhai ni Odosarete
Josou saserarete Futanari Kouhai Servant ni Onnanoko ni Sarechau Hon
Boku wa Kouhai no Onahole
Koisuru Kouhai no Manga
[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun
Kouhai no Tangan-chan #2
Enjo Kouhai 8
[Yuunagi no Senryokugai Butai (Nagi Ichi)] Kouhai-kun wa, Oreiro Hiyake Shounen! [Digital]
Kouhai Danshi ni Netorare SEX
Suiei-bu no Kouhai-tachi to Mizuzeme Ecchi Shimakuru Ohanashi -
(Reitaisai 10) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Zukkon Bakkon Suru Hon (Touhou Project)
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai Different Clothes [Chinese]
Bosei to Insei Regular no Za o Ubatta Kouhai ni Hahaoya no Karada made Ubawareta Ken
(C85) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Mata Zukkon Bakkon Suru Hon (Touhou Project)
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu)
[Masamune Kokichi (Matsu Takeshi)] Dekkai Kouhai Chicchai Senpai | 大后辈小前辈 [Chinese] [黑夜汉化组] [Digital]
[Kitsune (Tachikawa Negoro)] Ryo-chin Kouhai dayo! Saki-chin「Kouei desu!!」 (THE iDOLM@STER SideM)
Echi Echi Kouhai-chan!
Ura Mash NTR -Junsui na Kouhai ga Kyokon Gaijin ni Netorarete Boku o Ijimeru Akujo ni Naru made-
Chiramise Jouzu na Kouhai wa Bokki saseta Sekinin o Toritai!
Ishukouhai Kiroku 4
Muttsuri Kouhai Mash ni Misetuketai
Kanojo to Boku no Kouhai no Hanashi.
Bakunyuu de Kouhai no JK to Paizuri Suru dake
[Saragi (R5)] Genba no Kouhai [Digital]
Enjo Kouhai 1-10
Ahoppoi Kouhai o Muriyari Osottara Gyakuni ○ Sareta
Jyuoh no Kouhakuenjyoji | The Sakura Empire's Crimson and White Affair
Kurogyaru Kouhai Otokono Musumederihero~Gyakuanarukoosu
(C93) [Aoi Frasco (Alpini)] Senpai-kun to Kouhai-kun.
Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~
Kouhai Kanojo Tsujinaka-chan no Oshioki
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [Chinese] [无毒汉化组]
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [Chinese] [嗶咔嗶咔漢化組]
Tawawa na Kouhai-chan 2 + Kaijou Gentei Omakebon
Enjo Kouhai 12
(C88) [Deastim (Unadon)] Ur Senpai to Is Kouhai no Seifuku Play (Puzzle & Dragons)
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan
Do-S Kouhai no Sundome Seme
Goumon Onna Kyoushi - Shisshin Zekkyou Kahanshin! Kouhai Onna Kyoushi Akumu no Seikyouiku
(C94) [COMEX (Zhen Lu)] Kouhai no Amai Ryouhou (Fate/Grand Order) [Chinese] [黑锅汉化组]
Kouhai to Onee-san ni Shinpai Kakecha Dame!
Enjoy Kouhai Links 2
Shortcut de Megane no Niau Hitonatsukoi Beit no Kouhai ga Yarichin Douryou no Kuruma de Okurarete kara Mudankekkin Shiteiru + Omake
Saitei Senpai to Demi Kouhai-chan
(COMIC1☆13) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan 2 + Tawawa na Omakebon (Getsuyoubi no Tawawa) [Chinese] [无毒汉化组]
Shota Teitoku wa Senpai no Kouhai no Mono yo
Enjo Kouhai In The Closet
[Athome Shuka (Takunomi)] Enjo Kouhai Another View [Digital]
(C92) [SSB (Maririn)] Kojin Satsuei 19-sai Kareshi Mochi Kouhai-kei Kyonyuu Layer (Fate/Grand Order) [Chinese] [无毒汉化组]
Kouhai no Tangan-chan #7
Enjo Kouhai 10
Kouhai-chan ni Eroi Koto Sareru Hon3
[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]
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo? | 你看你看前輩學長♥這裡有可愛的後輩小學妹在這裡喔?
Touhou Chara ga Doubutsu to no Akachan o Umu tame ni Kouhai Saserareru Juukan Hon
Sample H0539 Kouhai Report
Mujikaku Service Shite Kureru Kouhai no Imouto-chan
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order) [English] [CGrascal]
[Nigiri Usagi] Senpai ni Jibun ga Mesu de Aru Koto o Wakarasareru Kouhai Zoku [Zenpen] | 被前輩教做人認清自己是雌性的後輩·續【前編】[Chinese] [天帝哥個人漢化]
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
Rikutsuppoi Kouhai-chan to Rikutsunuki de Majiwaru made no Hanashi
Senjyou no ginkarasu shiruvaroona