Sotsugyou no Hi made Mainichi Bus-tei de Kouhai Joshi to Sex suru Hanashi
Muttsuri Kouhai Mash ni Misetuketai
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]
Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了 Ch. 1-2
Senpai Kouhai Danjo Jijou
Enjo Kouhai 9
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order) [Chinese] [花火汉化组]
[Studio Kyawn (Murakami Masaki, Sakaki Shigeru)] Jikken Ningyou ~FAFNER in the azure~ (Soukyuu no Fafner)
Enjo Kouhai
Kouhai no Amai Ryouhou
Big Tits Downer Kouhai GF, Mayuki Kosaki chan
[AstroQube (masha)] Kouhai no Tangan-chan #3 | Kouhai-chan the Mono-Eye Girl #3 [English] [Digital]
Hatsujou Kouhai
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa) [English] [cc0dykid]
Tensai Jikken
(C82) [Yuzuponz (Rikka Kai)] Homunculus 18-gou Seitai Energy Kyuushuu Tokkagata Sai Chousei Jikken Kiroku (Dragon Ball Z)
Kouhai Refle
Watashi dake no Kouhai
Enjo Kouhai 8
Kouhai Jikken | Mating Experiment
Senpai ni Jibun ga Mesu de Aru Koto o Wakarasareru Kouhai Zoku
[Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou [Digital]
Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
Kono Haru, Kanojo to Issho ni Sotsugyou Shimashita ~Senpai x Kouhai Hamex Hen~
Kouhai Kanojo Tsujinaka-chan no Oshioki
[Kaiduka] Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo? [Digital]
Kouhai to Onee-san ni Shinpai Kakecha Dame!
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [Digital]
Bakunyuu de Kouhai no JK to Paizuri Suru dake
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5 [English] [biribiri]
Enjo Kouhai Soushuuhen 1+ 5-11
Dokidoki Jikken Note Ch. 1-5
Kouhai no Bakunyuuko o Muriyari
Rune Midgarts no Kouhai Jikken ~Archbishop Hen~
[Saragi (R5)] Genba no Kouhai [Digital]
Gasshukujo no Senpai Manager-tachi to -Kyuubyoudai Chinpo no Kouhai-
Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru
Atarashii Jikken
[Kashipan Koubou (Iisuto Kin)] Chuushaki to Jikkentai to Mayuri-sama ...no Jikken Teki Nichijou | The Syringe, The Specimen, And Mayuri-sama (Bleach) [English] [SaHa]
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order)
[Otokonoko to Onnanoko (Sasaki Saki)] Akogare no Senpai ni ~Kouhai-san mo Issho!~
Ore no Kouhai Kanojo ga Azatosugite Taerarenai Hon
Shinjin Kouhai Kiriko-san
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
(Waga Te ni Hikigane o 13) [Kuusou Kyuuka (Mikoto Kei)] Trion Hokyuu System Jikken Kiroku (World Trigger) | 三离子补给系统实验记录 (境界触发者) [Chinese] [星野干拉个人翻译]
[Hatomame(Ago)] Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
Hijiri no Kiken na Seiyaku Jikken
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [Chinese] [沒有漢化] [Digital]
Cagliostro no Jikken Kyoushitsu
Pachouli-sama Maryoku Jikken
[Mimics (Crimson)] Koakuma na Kouhai no Les Dorei ni Sareta Majime na Fuuki Iinchou
[Nakayama Shiki Kenkou Tosho (Tada Atsunori)] Hakase Satomi de jikken Shimasuyo (w). (Mahou Sensei Negima!)
(C87) [AstroQube. (masha)] Kouhai no Tangan-chan
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
[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]
My Swim-teams's Kouhai had a Sex Change and is too Slutty
[Itou Eight] Kouhai Missed Memories | Kouhai's Missed Memories (COMIC Anthurium 020 2014-12) [English] [TripleSevenScans]
[Dibi] Otokonoko ga Kouhai ni Ijimenukareru Ero Manga no Tsuzuki
Shikkarimono no Inubashiri Kouhai ni "Shikatanai desu ne!" to Iinagara Shite morau Hon
Senpai to Kouhai no Nayami
Homunculus 18-gou Seitai Energy Kyuushuu Tokkagata Sai Chousei Jikken Kiroku
Ura Mash NTR -Junsui na Kouhai ga Kyokon Gaijin ni Netorarete Boku o Ijimeru Akujo ni Naru made-
Boku Wa Kanojo No Jikken-Tai by Zucchini [ENGLISH] FULL
Kouhai-san. To no Natsuyasumi
(C92) [Makuu Gundan (Shinozuka Atsuto)] Ganbaru Kouhai (Fate/Grand Order) [Chinese] [黑锅汉化组]
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
Kanojo to Boku no Kouhai no Hanashi.
[Nakamuratakumi (kemukemuke)] Chiisana Senpai to Ookina Kouhai [Chinese] {默默汉化组} [Digital]
(C88) [CIRCLE ENERGY (Imaki Hitotose)] Hime Injo Jikken Ringokuhen Etsu (Hyper Anna)
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan [English] [BSN]
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [嗶咔嗶咔漢化組]
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order) [Chinese] [胸垫汉化组]