Otaku no Boku to Iikanjidatta Kuro Gal Kouhai o Netorareru Mini
(C90) [Shimanto Seiryuu (Shimanto Youta)] Kouhai-chan Ki o Tsukete!
Ore no Kawaii Kouhai ga Konnani Netorareru Wake ga Nai
[Saragi (R5)] Genba no Kouhai [Digital]
[AstroQube. (masha)] Kouhai no Tangan-chan #5 | Kouhai-chan the Mono-Eye Girl #5 [English] [Digital]
Saenai Heroine Series Vol. 6 Saenai Kouhai Shoujo no Sodachikata
Watashi no Hebionna ga Dosukebe no Kouhai ni Choukyou Sarete Ooyake no Ba de Dappi Suru Hon
Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 1
Futaba Chiru | 雙葉凋落
[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances (COMIC Anthurium 024 2015-04) [English] [Danicco]
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [Chinese] [夢之行蹤漢化組]
Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 2
Enjoy Kouhai Links 2
Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了 Ch. 1-2
[Furuya] Sherry-chan Kouhai jikken kiroku [SMDC] [English]
Boku no Koe o Kiku dake de Hatsujou Shichau Yandere Kyonyuu Kouhai ni Karada o Irekaerarete Shimatta!
[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
Kanojo to Boku no Kouhai no Hanashi. ch.1-4
Kaizou Gakuen 「Kouhai」| Modification Academy 5 "Kouhai"
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen (Sanoba Witch) [Chinese] [胸垫汉化组]
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [Chinese] [翠星石汉化] [Digital]
[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course [English] [mysterymeat3] [Digital]
[AstroQube. (masha)] Kouhai no Tangan-chan | Kouhai-chan the Mono-Eye Girl [English] [Digital]
Kouhai Danshi ni Netorare SEX 2
[Ichiko] Izanai (Fujun Isei Kouhai no Susume) [English] =White Symphony= [Digital]
Enjoy Kouhai Links 3
Bitch mo Sokuochi!? Doutei Chinpo wa Zetsurin Chinpo! Futago no Kouhai to Yarimakuri! Hamemakuri!!
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order) [English] [NHNL]
Dekkai Kouhai Chicchai Senpai | 大后辈小前辈
Natsu, Asedaku no Kouhai to
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Chinese] [无毒汉化组] [Digital]
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi (Fate/Grand Order)
[Akitarainu (Chakkaman)] Touhou Chara ga Doubutsu to no Akachan o Umu tame ni Kouhai Saserareru Juukan Hon (Touhou Project) [English] [ARMAE] [Digital]
[Hoshii Nasake] Wanko-kei Kouhai-kun no Himitsu
[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Chinese] [Digital]
Shucchou ni doukou suru kaisha no kouhai o Yowasete warui koto o suru hanashi
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman.
(COMIC1☆12) [Junpuumanpandou (Hida Tatsuo)] Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii! (Fate/Grand Order) [Chinese] [脸肿汉化组]
Rune Midgarts no Kouhai Jikken ~Archbishop Hen~
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
(Renai Jiyuugata! Osaka Taikai 3) [UZSK (Uzui)] Kouhai Futari no Yousu ga Okashii (Free!)
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
Kouhai no Tangan-chan
Kouhai to!
[Raijinkai (Haruki Genia)] Tawawa no Kanzume (Getsuyoubi no Tawawa) [2018-09-01]
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!
(Reitaisai 10) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Zukkon Bakkon Suru Hon (Touhou Project)
(C91) [Athome Shuka (Takunomi)] Enjo Kouhai [Chinese] [嗶咔嗶咔漢化組]
Netorare Kouhai Kanojo
Uruwashiki Shangri-La de Kyousei Kouhai
Kojin Satsuei 19-sai Kareshi Mochi Kouhai-kei Kyonyuu Layer
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [English] [Crystalium]
Kurojin Tenkousei ni NTRru (5) kouhai o NTR ru
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
(C66) [Sekai Kakumei Club (Ozawa Reido)] Mesu Buta no Shiiku to Kouhai Nitsuite (Futari wa Precure)
Watashi dake no Kouhai
Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] {Mant} [Digital]
[Inanaki Shiki] Houkago Kouhai Note
Kouhai Kanojo Tsujinaka-chan no Oshioki
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order) [Chinese] [CE家族社]
Jibun ni dake Eroi Kao o Misete Kureru Kawaii Kouhai
(C90) [AstroQube. (masha)] Kouhai no Tangan-chan #4
Enjo Kouhai 9
Ishu Kouhaiguusha -Mushi to Kemono to Hachuurui-
Kouhai Jikken | Mating Experiment
Enjo Kouhai 1-10
[Kamino Ryuuya] Kawaii x Kouhai Ch. 1 [English] {Genesis Translations}
Enjo Kouhai 11
Kouhai-chan no Ijiwaru Chikubi Zeme
Masaka Ano Kawaii Kouhai ni Nekomi o Osowareteita nante
(C89) [Shiawase Kyouwakoku (Shiawase no Katachi)] Shiawase no Katachi no Guruguru Netachou 83R - Kouhai Jikken Hito x Saru Ninshin Shussan Satsuei [Chinese] [屏幕髒了漢化]
(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou [Chinese] [CE家族社]
Kouhai Sensou Zenpen
Netorare Kouhai Kanojo 2
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu)
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order) [Chinese] [兔司姬漢化組]
Futaba Chiru
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5 [English] [biribiri]
(COMIC1☆13) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan 2 + Tawawa na Omakebon (Getsuyoubi no Tawawa)
Doutei no Ore ga Inma to Kouhai o Haramasechau!? | 明明是童贞却要让淫魔和后辈都怀上我的孩子!? 1
Kouhai-kun no Okazu ni Naru Onnanoko
Sample H0539 Kouhai Report
【Mokugeki】Rikujoubu Kouhai ga Noshon: Hanashikaketara Tsuyoki na Taiou o Sareta
(C95) [Contamination (eigetu)] Kouhai ga Yuuwaku Shite Kurunda ga (Fate/Grand Order)
Enjo Kouhai In The Closet
[Ichiko] Fujun Isei Kouhai no Susume | 不純異性交配的好推薦 [Chinese]
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
[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
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]