(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon
Boku wa Kouhai no Onahole
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [English] [biribiri]
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman.
Kouhai Nanpa Beach Luluhawa
(COMITIA109) [Shimoboard (Shimosan)] Kouhai-san-tachi. To no Natsu
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!? 1-4
[Ziploc (Shinachiku)] Senpai to Kouhai no Nayami (Shotapetit) [English] {Shotachan} [Digital]
[Sennomori Maitake] Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 1 | ~ Ghost Mating Tales ~ The Hot Seed That Penetrates Your Stomach 1 [English] [desudesu] [Digital]
[Wakamatsu] Itsumo wa Rikutsuppokute Kanjou ga Nasasou na Kouhai-chan nanoni (CHINESE)
[Gogo book (Itsutuse)] Ore to Imouto to Kouhai no Rankou Cosper (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [Digital]
Oni ni Makeru Kouhai o Uragiru
[Mountain Topper (Yamahata Rian)] Do-S Kouhai no Sundome Seme [English] [eddieleon7pc] [Digital]
Kouhai Channel
Koakuma na Kouhai no Les Dorei ni Sareta Majime na Fuuki Iinchou
[Tsukemayuge (Yuzugin)] "Kouhai no Ashi o Mae ni Gaman Dekinakatta" nado to Kyoujutsu Shite Ori [Digital]
[Dokuneko Noil] yotta daigaku no kouhai o turekonde warui koto o suru hanashi
(C93) [Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~ [Chinese] [无毒汉化组]
Kouhai-chan ni Eroi Koto Sareru Hon 6
Kouhai Sensou Zenpen | Kouhai War First Part
NTR Kanojo ~Yandere Kouhai ni Futanari-ka Saserarete Kairaku Ochi Saserareta Onna~
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [Chinese] [濛濛1汉化] [Digital]
[Toitoikai (Toitoi)] Natsu, Asedaku no Kouhai to (Fate/Grand Order) [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]
[Terasu MC] Kokujin no Tenkousei NTR ru (5) Kouhai o NTR ru [English]
Kouhai Jikken | Mating Experiment
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]
Ecchi na Kouhai-chan
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa) [Chinese] [无毒汉化组]
[PORYGON137 (Hidari Pory5n)] Kouhai no XXX Renshuu [Digital]
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai Different Clothes [Chinese] [Decensored]
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [Chinese] [空想少年汉化]
Netorarete Shunkashuutou ~Amae Jouzu na Kawaii Kouhai to no 1-nenkan~
[Hagger] Koisuru Kouhai no Manga
Kouhai-chan wa Ijiritai!
Seiso na Kouhai ga Kakure Do-M datta
Kouhai-chan ni Eroi Koto sareru Hon2
[Egoistic Honey, Allegro Mistic, Kuroneko-kan (Hadumi Rio, Takano Yuki, Muririn)] Kouhai ni ♥♥ Sarechau Hon [2018-08-26]
[Mutou Koucha] Tomodachi no Youna Otaku Kouhai to Deisui Ecchi [Chinese] [绅士仓库汉化] [Digital]
[Shiba 4-choume] Kouhai wa Mita!
[Hatomame(Ago)] Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun
Kanojo to Boku no Kouhai no Hanashi.
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
(C77) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [English] [Crystalium]
Kanochi x Motoyan Zuma ~Gomennasai. Watashi, Mukatsuku Kouhai ni Niku Onaho ni Sarechatta no~
[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course (Fate/Grand Order) [Digital]
[DPg] Senpai ga Uchikomu Kouhai no Hanashi (Senpai ga Uzai Kouhai no Hanashi)
(C96) [Athome Shuka (Takunomi)] Enjo Kouhai Interlude [English] [kvnk]
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order) [English] [constantly]
Kouhai Kanojo no Ijiwaru de Amaama na Tekoki Hon
[Dibi] Otokonoko ga Kouhai ni Ijimenukareru Ero Manga
[Negative Gang] Nandemo Iinari ni Naru Kouhai wa Suki desu ka? (Zenpen)
[Intoku.info (Endou Hiroto)] Chiramise Jouzu na Kouhai wa Bokki saseta Sekinin o Toritai! [Digital]
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!?
[Yakiniku Tabetai (Kurumi Moka)] Kouhai JK ga Gimai ni!? Namaiki na Imouto ni Iroiro Wakarasete Mita. [English] [Doujins.com]
Fellatio Kouhai, Otouto ni naru
[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 | 全国屈指可数的棒球王牌教练被小屁孩调教成肉便器 [Chinese] [蓝调个人汉化]
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
[Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order) [Chinese] [空中貓製作室 & 不咕鸟汉化组] [Digital]
Ano Yoru no Kouhai ~Kanotorare~
(C93) [Omoshiro Burger (Tokuda Shinnosuke)] Pote Kouhai [Chinese]
[AstroQube (masha)] Kouhai no Tangan-chan #5 [Digital]
Kouhai wa Mukuchi dakedo Dosukebe sugite Guigui Kuru node Taihen na Hanashi
[Danimaru] Machikirenai Kouhai Kanojo Tsujinaka-Chan (COMIC Anthurium 2022-02) [English] [HornyPanas] [Digital]
Houkago no Kouhai
Kouhai Channel | 후배 채널
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night) [Chinese]
Kouhai ni Odosarete
(Renai Jiyuugata! Osaka Taikai 3) [UZSK (Uzui)] Kouhai Futari no Yousu ga Okashii (Free!)
✦Kakusi Hikyou✦ Kouhai Suraimu no Doukutu
Hiken-tai E no Kouhai Jikken
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order) [Chinese] [花火汉化组]
[Itou Eight] Kouhai Missed Memories | Kouhai's Missed Memories (COMIC Anthurium 020 2014-12) [English] [TripleSevenScans]
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [Chinese] [夢之行蹤漢化組] [Digital]
Shinjin Kouhai Kiriko-san
[Shishi Juuroku] Kouhai ni Shidou Suru Momiji-chan (Touhou Project)
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组] [Digital]
Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo?
Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [English] [biribiri] [Digital]
[Takedake (Takedake)] Dekkai Kouhai to Chicchai Senpai wa Nurunuru Shitai! [Digital]
Uruwashiki Shangri-La de Kyousei Kouhai
Kouhai JK ga Gimai ni!? Namaiki na Imouto ni Iroiro Wakarasete Mita.
Shota Teitoku wa Senpai no Kouhai no Mono yo
Kouhai Sensou Zenpen
[Cyber F] Kaizou Gakuen 「Kouhai」| Modification Academy 5 "Kouhai" [English]
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order) [Chinese] [CE家族社]
Kouhai Kanojo Tsujinaka-chan no Oshioki
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa
【Mokugeki】Rikujoubu Kouhai ga Noshon: Hanashikaketara Tsuyoki na Taiou o Sareta
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order) [Chinese] [黑锅汉化组]
Kouhai no Tangan-chan #2
Kouhai Maid ga Osewa o Shite Kureru You desu | My Kouhai Maid is Looking After Me (decensored)
[Athome Shuka (Takunomi)] Enjo Kouhai 12 [Chinese] [Digital]
[Arimura Daikon] Saikin Senpai ni Kamatte moraete inai Kouhai Nasubi-chan (Fate/Grand Order) [Chinese] [新桥月白日语社]
[Anthology] Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol.1 [Digital]
[Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou [Digital]
[Nishida Megane] Sousakan Saya Zombie tono Kouhai Jikken (2D Comic Magazine Muragaru Zombie ni Okasareru Heroine-tachi Vol. 2) [Digital]
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]
Josou saserarete Futanari Kouhai Servant ni Onnanoko ni Sarechau Hon
[AstroQube (masha)] Kouhai no Tangan-chan #3 | Kouhai-chan the Mono-Eye Girl #3 [English] [Digital]
Kawaii Kouhai ni Itazura Shite Miru Hon
(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou
Kawaii Kouhai no Tame Naraba…? | For The Sake of My Cute Junior…? {Hennojin}
Ore no Kouhai to Imouto ga Neoki ni Osotte Kuru.
[Sakeitiba (Samon Shiu)] Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2 [English] [mysterymeat3] [Digital]
Echi Echi Kouhai-chan!
Kouhai ni Shidou Suru Momiji-chan
"Kojin Satsuei" Danshiryou Doushitsu no Doutei Houkei Kouhai o Kyousei Onanie Kyousei Shasei Satsuei Kirokushuu
Senpai to Kouhai no Nayami
Chiramise Jouzu na Kouhai wa Bokki saseta Sekinin o Toritai!
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen (Sanoba Witch)
[Danimaru]Kouhai Kanojo Tsujinaka-chan no Oshioki[Chinese][两面包夹汉化组]
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan
[Eight Beat (Itou Eight)] Anegohada Hitozuma Hitomi (32-sai) ~Daigaku Jidai no Kouhai ni...~
Josou!? Saserarete Futanari Kouhai Servant ni Onnanoko ni Sarechau Hon
[Wadannoki (Dendoro Kakariya)] Boku wa Kouhai no Onahole [Chinese] [零食汉化组] [Digital]
Hentai Senpai to Yajuu Kouhai
Shucchou ni doukou suru kaisha no kouhai o Yowasete warui koto o suru hanashi
(C99) [OVing (Obui)] Sample H0539 Kouhai Report (Final Fantasy VII) [English] [Kuraudo]
Gasshukujo no Senpai Manager-tachi to -Kyuubyoudai Chinpo no Kouhai-
[Carn] Kouhai de Himatsubushi | Killing Time with the Freshman (COMIC Megastore 2012-11) [English] {darknight}
Akogare no Senpai ni ~Kouhai-san Honki Sex!~
Kouhai-chan ni Eroi Koto sareru Hon
Kouhai no Tangan-chan #3
[Misaki (Aoi Tiduru)] Ijiwaru de Amaama ~Kouhai Kanojo ni Tekoki de Aisarereru Ohanashi~
Enjo Kouhai 10
Cos Shite Shiyo! Kouhai Hen
Kawaii Kouhai ni Otosaresou | My Cute Kouhai seems to be Depressed {Hennojin}
(SC2018 Autumn) [ELHEART'S (Ibuki Pon)] Kawaii Kouhai ni Itazura Shite Miru Hon (Fate/Grand Order)
(COMIC1☆11) [Nijigen Shoujo (Nizimoto Hirok)] Saitei Senpai to Demi Kouhai-chan (Fate/Grand Order)
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]
Futanari Kouhai ni Onaho Tsukai Sareru ki ga Suru
Kouhai ni kokuhaku shitara ~after~
Kouhai Kanojo ni ASMR Kiiteru no ga Baremashita
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order)
Enjo Kouhai 9