[Pistachio] Futanari Senpai x Rugby-bu Kouhai-kun
(C93) [MARCH (Minakuchi Takashi)] Boku no Mash no Kouhai Ryoku (Fate/Grand Order)
[Gelmaga.] Kouhai ga Bakunyuu de Ero Sugiru Ken ni Tsuite
Shota Teitoku wa Senpai no Kouhai no Mono yo
[Yuzuha] Lunch Time no Kouhai (COMIC Anthurium 2018-05) [English] {NecroManCr} [Digital]
[T.4.P (Nekogen)] Oppai Aru yo, Momu? [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Digital]
Shortcut de Megane no Niau Hitonatsukoi Beit no Kouhai ga Yarichin Douryou no Kuruma de Okurarete kara Mudankekkin Shiteiru
(C94) [A-mania9's (The Amanoja9)] BEHAVIOUR + 10 ~Oppai-kei Houkyou Kyonyuu Danshi no Nichijou~ [Sample]
Kouhai-chan ni Eroi Koto Sareru Hon 5
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order) [Chinese] [黑锅汉化组]
[Kaiduka] Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo? [Digital]
[Kakukonoka (Menoko)] Senpai no Oppai ~Josou Date Hen~ [Digital]
[Yusaritsukata (Awayume)] Kouhai wa Koakumama!? [Digital]
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2
Boku no Mash no Kouhai Ryoku
(COMIC1☆15) [Akanagi (Aikawa Tatsuki)] Netorare Rocket Oppai jk Volley-bu | NTR Rocket Boobs Schoolgirl Club [English] {Doujins.com}
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa [Digital]
[Yuunagi no Senryokugai Butai (Nagi Ichi)] Kouhai-kun wa, Oreiro Hiyake Shounen! [English] {CapableScoutMan} [Digital]
Kouhai Sensou Zenpen
(C77) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan [English] [BSN]
(COMITIA124) [Oppai Renmei Kantai (YOM)] Fushigi na Kuni no Kyonyuu no Alice
[Mujitan (Tsumugie)] All Genre Oppai Matome Hon 2 [Digital]
(C96) [Athome Shuka (Takunomi)] Enjo Kouhai Interlude [English] [kvnk]
Oppai Switch
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa) [Chinese] [無邪気漢化組]
[Kurokoshi You] Tonari no Otome san | 隔壁的乙女姐 (Lovepai - Watashi no Oppai Suki desu ka?) [Chinese] [禁漫漢化組] [Digital]
(C85) [Hanao Shouke (Yanase Kotatsu)] Nagasarerumama Yoicchi to Oppai-nu ga Toyotoyo to Nobunobu ni Yararechau Hon (Drifters)
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?
Ecchi na Kouhai-chan
Josou saserarete Futanari Kouhai Servant ni Onnanoko ni Sarechau Hon
(C94) [Oppai Renmei Kantai (YOM)] Bonyuu-kei Kyonyuu Shoujo no Natsu wa Ima Sukumizu Pool-hen
[Dhibi] Ishuzokukan Kouhai (COMIC X-EROS #52) [Chinese] [沒有漢化] [Digital]
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night)
Kouhai-chan ni Eroi Koto Sareru Hon 6
[Athome Shuka (Takunomi)] Enjo Kouhai 12 [Digital]
Dokuzetsu Kouhai DK wa Ore Senyou Kanojo
Tifa's Private Ballet Class by KaiOppai
Oppai ga Ookiku Naru Hanashi
[Itou Eight] Kouhai Missed Memories | Kouhai's Missed Memories (COMIC Anthurium 020 2014-12) [English] [TripleSevenScans]
(Holokle) [Happy Lime (Sakura Pochi)] Hololive Oppai (Shirogane Noel, Akai Haato, Houshou Marine)
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2 [Chinese] [夢之行蹤漢化組]
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
[Himeno Mikan] Hatsukoi Oppai | First-Love Boobies (COMIC LO 2015-03) [English] {Mistvern}
Enjo Kouhai School Festival
(C87) [Aroma Terrace (Niki)] Kouhai-chan to Asa kara Nyan Nyan
Kawaii Kouhai no Tame Naraba…? | For The Sake of My Cute Junior…? {Hennojin}
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!) [Chinese] [夢之行蹤漢化組]
Watashi dake no Kouhai
(C88) [Deastim (Unadon)] Ur Senpai to Is Kouhai no Seifuku Play (Puzzle & Dragons)
Enjo Kouhai 10
(COMIC1☆11) [Daifuku (Shouki)] Hiken-tai E no Kouhai Jikken (El Shaddai: Ascension of the Metatron)
Yuri Couple no Youji Taikou Junyuu Omorashi Amayakashi H + Bukatsu no Senpai o Seiteki ni Amayakasu Kouhai-chan
(C94) [Majimadou (Matou)] Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru. (Fate/Grand Order)
[Denpa Tsuushin (Yuma)] Yasashiku Oshiete! Oppai Katei Kyoushi no Chiyuki Sensei!!! (THE iDOLM@STER: Shiny Colors) [Digital]
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon 1~4 [Digital]
(Kobe Kawasaki Zousen Collection 6) [Pikopikotei (Inoue Mitan)] Hamakaze no Oppai de Paizuri Ikaga? (Kantai Collection -KanColle-)
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 5-wa [Chinese] [Kirin个人汉化] [Digital]
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!) [English] {Hennojin}
Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon
[ppatta] Yandere Kouhai Kyouiku | Disciplining Yandere Colleague [English] [Digital]
[AstroQube. (masha)] Kouhai no Tangan-chan | Kouhai-chan the Mono-Eye Girl [English] [Digital]
Imouto Oppai
Kouhai Jikken | Mating Experiment
Saenai Heroine Series Vol. 6 Saenai Kouhai Shoujo no Sodachikata
Oppai De~kkai Mesugaki o Otona Chinpo de Wakaraseyou
Boku no Kawaii Dekiru Kouhai
[Shinozuka Atsuto] Muramura Kouhai-chan | Hot and Bothered Junior (COMIC HOTMILK 2018-12) [English] {NecroManCr} [Digital]
Momoi-san no Oppai to Osananajimi
[Athome Shuka (Takunomi)] Enjo Kouhai 7 [Digital]
[Yusaritsukata (Awayume)] Kouhai wa Koakumama!? | My Clubmate's a Little Devil! [English] {2d-market.com} [Decensored] [Digital]
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [Chinese] [空想少年汉化]
Kouhai Channel
Kouhai Nanpa Beach Luluhawa
(C94) [Shibayukiya (Shibayuki)] Yasaka-san no Oppai (High School DxD) [Chinese] [瓜皮个人汉化]
(pixiv MARKET) [ROCK CLIME (Sakimori Dan)] Kanmusu Oppai na Kobanashi Tsumeawase (Kantai Collection -KanColle-)
(C96) [Oppai Baibai (Azukiko)] Hattoubun no Persona (Persona 5) [Chinese] [Colorized]
Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru | 175cm Tall Track and Field Girl Really Wants to Drink Her Kouhai’s Semen
(C90) [Shimanto Seiryuu (Shimanto Youta)] Kouhai-chan Ki o Tsukete!
[Konekotei (Aimo)] Ki ga Tsuyoi Onee-chan wa Oppai ga Ookii (Senki Zesshou Symphogear) [Digital]
(C91) [Athome Shuka (Takunomi)] Enjo Kouhai [English] [biribiri]
Senpai Kouhai Danjo Jijou
[Misaki (Higashino Mikan)] Oppai na Natsuyasumi
Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight
[Athome Shuka (Takunomi)] Enjo Kouhai 11 [Chinese] [KOBO買動漫授權中文版] [Decensored] [Digital]
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!? 1-2
[Tomato Rice] Bakunyuu de Kouhai no JK to Paizuri Suru dake
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa)
[Marshmallow Balloon (Kayumidome)] Shota Teitoku wa Senpai no Kouhai no Mono yo (Kantai Collection -KanColle-)
[Modae Tei] DraQue Monster Joukan ~Slime Jou no Purupuru Zen Ana Kouhai~ | Dragon Quest Monster Adultery ~Slime Girl's Full Body Crossbreading~ (Dragon Quest Monsters) [English] [Digital]
[Tsukemayuge (Yuzugin)] "Kouhai no Ashi o Mae ni Gaman Dekinakatta" nado to Kyoujutsu Shite Ori [Digital]
[ACTIVA (SMAC)] Roshutsu Otome Chichi Comic "Oppai Koushi wa Danshi no Shisen no Toriko ~Tamiya Miyuki~" Chapter 1 [English] [Digital] [Q91]
(C84) [Graf Zeppelin (Ta152)] Ore no Kouhai mo Imouto mo Kanojo de Bitch de Nikudorei. (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
[PORYGON137 (Hidari Pory5n)] Kouhai no XXX Renshuu [Digital]