(C80) [Karibian (Keraton)] Seirogan Jikken (Touhou Project)
Muttsuri Kouhai Mash ni Misetuketai
Enjoy Kouhai Links 2
Dekkai Kouhai to Chicchai Senpai wa Nurunuru Shitai!
[Athome Shuka (Takunomi)] Enjo Kouhai 5 [Digital]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [English] [FC] [Digital]
(C88) [Kajimura Market (Kajimura Kajima)] Nin-Prinz -Tokushu Kenzou Dock-nai Tokuchuu Kousoku Kenzouzai Jikken Kiroku- (Kantai Collection -KanColle-) [Chinese] [無毒漢化組]
Enjo Kouhai School Festival
Enjo Kouhai Swimming Costume | 원조교배 Swimming Costume
(C93) [Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~
[Mda Starou] Shinjin Kouhai Kiriko-san [Decensored] [Digital]
Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 8-wa [Digital]
(C91) [Athome Shuka (Takunomi)] Enjo Kouhai [Chinese] [嗶咔嗶咔漢化組]
Fellatio Kouhai, Otouto ni naru- Felacion-kun, mi compañero menor, se ha convertido en mi hermano
Kouhai-chan Hitorijime
(COMIC1☆13) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan 2 + Tawawa na Omakebon (Getsuyoubi no Tawawa)
[AstroQube. (masha)] Kouhai no Tangan-chan #2 | Kouhai-chan the Mono-Eye Girl #2 [English] [Digital]
[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]
[Tohgarashi Hideyu] Dokidoki Jikken Note Ch. 1-4
[Carn] Kouhai de Himatsubushi | Killing Time with the Freshman (COMIC Megastore 2012-11) [English] {darknight}
Ijou Chitai ~Kanojo wa Boku no Jikken Dorei~ Kanzenban
Senpai-kun to Kouhai-chan
Enjo Kouhai
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa [Digital]
(C95) [Kuma no Ana (Shirokuma A)] Gudako to Dosukebe Kouhai no Futanari Jijou (Fate/Grand Order)
Udon-ge Ninshin Jikken | Udonge Pregnancy Experiment
Big Tits Downer Kouhai GF, Mayuki Kosaki chan
(Comic Generation) [Hisagoya (Momio)] Ichinose Shiki no Shoukibo na Jikken (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [黑条汉化]
(C94) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 6
[Erect Sawaru] Jikken! After School (Oppai Infinity) [English] =TV=
Kouhai Maid ga Osewa o Shite Kureru You desu | My Kouhai Maid is Looking After Me (decensored)
Houkago no Kyoushitsu de Kouhai to Ge
[Yamazaki Umetarou] Kinshin Kouhai ~Blood Ring~ [Decensored]
Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances
Dekkai Kouhai to Chicchai Senpai
Enjo Kouhai 10
Shinjin Kouhai Kiriko-san | 신입사원 키리코
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [Chinese] [无毒汉化组]
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
Dokidoki Jikken Note Ch. 1
PLECO ] Yokushu Shokushu ~Jikken~
Rune Midgarts no Kouhai Jikken 2 ~Lord Knight-Hen~
Joushiki Henkan Switch: Namaiki na Kouhai
Majo Serene to Abunai Hiyaku Jikken
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night) [Chinese]
R.E.M.2 Seishoku Jikken Ninmu 2
[Junk Market (Hinori)] Suzumiya Haruhi no Jikken (The Melancholy of Haruhi Suzumiya) [Digital]
(C76) [OTOMEKIBUN (Sansyoku Amido.)] Gakkou de Senshun! -Kouhai mo Issho- 2
(C78) [Choco Mint] Seitei Jikken ~Hikisa Kareta Barrier Jacket~ (Magical Girl Lyrical Nanoha)
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order)
Charai Kouhai ga Kawaii Onna ni Me Sametara. ~Ba Bi Niku Tokkun wa Mitsu no Aji~
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [Chinese] [核弹团个人汉化]
Shouwaru na Kouhai ni Gyakushuu Sex! Ijimekko wa Boku no Iinari Seishori Gakari!
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [English] [Doujins.com] [Digital]
(Comic Generation) [Hisagoya (Momio)] Ichinose Shiki no Shoukibo na Jikken (THE IDOLM@STER CINDERELLA GIRLS)
(C87) [AstroQube. (masha)] Kouhai no Tangan-chan
Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf
[Mitsunoho] Naburi Tokidoki Shasei ~Kouhai no Joshi ni Makete Shasei Saserareta Ore~ [Chinese] [沒有漢化] [Digital]
[Kesshousui] Hitokui Nezumi no Jintai Jikken | The Human Experiment with Man-Eating Rats [English] [desudesu]