[Yottanchi (Yottan)] Oneshota
Rikutsuppoi Kouhai-chan to Rikutsunuki de Majiwaru made no Hanashi
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [English] [Yuuchen]
Saenai Heroine Series Vol. 6 Saenai Kouhai Shoujo no Sodachikata
Fuchou to Kouhai no Oshasei Jigoku
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
Kouhai-chan to Houkago Ecchi!
Netorare Kouhai Kanojo 2
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [English] [biribiri] [Digital]
[Mitsunoho] Naburi Tokidoki Shasei ~Kouhai no Joshi ni Makete Shasei Saserareta Ore~ [Chinese] [沒有漢化] [Digital]
Enjo Kouhai 11
Machikirenai Kouhai Kanojo Tsujinaka-Chan
[Somejima] Ishu Kan Kouhai Bokujou | Interracial Rape Breeding Farm (Bessatsu Comic Unreal Ningen Bokujou Hen Vol. 2) [Colorized] [Digital]
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [Digital]
[REINO BLANCO (Haz)] Watashi dake no Kouhai (Love Live! Nijigasaki High School Idol Club) [Digital]
Nandemo Iinari ni Naru Kouhai wa Suki desu ka?
Enjoy Kouhai Links 2
[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances (COMIC Anthurium 024 2015-04) [English] [Danicco]
Kouhai Sensou Zenpen
Enjo Kouhai 9
Netorare Kouhai Kanojo 2 ~Kairaku ni Mi o Yudane Hoteru Shitai~
(Panzer☆Vor! 8) [Yottanchi (Yottan)] Dar x Pekoe (Girls und Panzer)
Dokuzetsu Kouhai DK wa Ore Senyou Kanojo
Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 1
Yotta Toki nado Tama ni suru
[Triangle!] Osake ni Yotta Onnanoko ga Ecchi Sugiru [Digital]
(C89) [Ash Wing (Makuro)] Yotta Ikioi de Hotel ni Tsurekomare Josou Shita Otoko ni Nazeka Ore ga Horareru Hanashi
Maid to Kouhai Dochira ga Okonomi?
[yogurt (bifidus)] Kouhai Tanetsuke Onsen - Nishimura Yuki-chan ni Marking [Digital]
[Dokuneko Noil] yotta kappuru ni warui koto o suru hanashi
Otonashisou na Rikujoubu no Kouhai o Kousoku Shite Kairaku Choukyou
Shachou no Aijin ni Sarete shimatta Kouhai no Hanashi
(C88) [Nyankoromochimochi (Kotoba Ai)] Osake ni Yotta Souryuu to Hitobanjuu (Kantai Collection -KanColle-)
[Athome Shuka (Takunomi)] Enjo Kouhai 7 [Digital]
Ore no Kouhai Kanojo ga Azatosugite Taerarenai Hon
[Shishi Juuroku] Kouhai ni Shidou Suru Momiji-chan (Touhou Project)
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order)
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!) [English] {Hennojin}
(C90) [Shimanto Seiryuu (Shimanto Youta)] Kouhai-chan Ki o Tsukete! [English] [BSN]
[Eight Beat (Itou Eight)] Anegohada Hitozuma Hitomi (32-sai) ~Daigaku Jidai no Kouhai ni...~ [English] [CGrascal]
[Anthology] Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol.1 [Digital]
Kouhai-chan ni Eroi Koto Sareru Hon 5
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan [English] [BSN]
[Puchimaple (Hisagi)] Kouhai Danshi ni Netorare SEX ~Sourou Kareshi ja Monotarinai~ [English] [Digital]
[Hokkyoku Kikaku] Otonashii Kouhai no Onnanoko
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
(C84) [Batsu Jirushi (Batsu)] x Letty -Ore to Kuromaku to Miko-san ga Yotta Ikioi de Sanmiittai- (Touhou Project)
Kouhai no Tangan-chan #6
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]
[Nakamuratakumi (kemukemuke)] Chiisana Senpai to Ookina Kouhai | Small Senpai and Big Kouhai [English] [CDG Scans] [Digital]
Kouhai Tanetsuke Onsen - Nishimura Yuki-chan ni Marking
Bitch mo Sokuochi!? Doutei Chinpo wa Zetsurin Chinpo! Futago no Kouhai to Yarimakuri! Hamemakuri!!
otokonoko ga kouhai ni ijimenukareru eromanga no tsuzuki no tsuzuki
Muttsuri Kouhai Mash ni Misetuketai
(C88) [Drill Biyori (Meicha)] Yotta Nachi-san to H Suru Hon | 与醉酒的那智小姐做羞羞的事 (Kantai Collection -KanColle-) [Chinese] [丧尸汉化]
[Arakureta Monotachi (Arakure)] Shortcut de Megane no Niau Kawaii Beit no Kouhai no Heya ni Agarikonde Muriyari Hamedori shitatta [Chinese] [不可视汉化] [Digital]
Saikin Senpai ni Kamatte moraete inai Kouhai Nasubi-chan
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai | Ship Girls Pregnancy - Inazuma's Forced Crossbreeding (Kantai Collection -KanColle-) [English] [Digital]
[Aosagi no Mizuumi] Mesu Ochi Eigyou Kachou Kouhai Shain wa, Echiechi Otokonoko
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order) [English] [NHNL]
Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo?
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!?
(C87) [Pirorunchi (Pirorun)] Yotta Sanae-san to H na Koto Shichau Hon (Touhou Project)
Sekai de Ichiban Bonyuu ga Deru Rugby-bu Captain desu ga, Kouhai to 69 Suru no wa Hen deshou ka?
Dekkai Kouhai ni Chicchai Senpai wa Itazura Shitai!
(C77) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
Enjo Kouhai 10
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai (Kantai Collection -KanColle-) [Digital]
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order)
Saenai Kouhai wa Bijin OL to Hitotsu ni Naru
Akogare no Senpai ni ~Kouhai-san Honki Sex!~
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
Houkago no Kyoushitsu de Kouhai to Ge
Enjo Kouhai 8
[Yamada Jirushi] Beit Saki no Charai Kouhai ni Kanojo o Netorareta Hanashi [Chinese]
(C99) [studio A (Inanaki Shiki)] Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman. (Yahari Ore no Seishun Love Come wa Machigatteiru.)
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
Fellatio Kouhai, Otouto ni naru- Felacion-kun, mi compañero menor, se ha convertido en mi hermano
Kouhai no Bakunyuuko o Muriyari
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen (Sanoba Witch)
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Chinese] [无毒汉化组] [Digital]
(COMIC1☆11) [Daifuku (Shouki)] Hiken-tai E no Kouhai Jikken (El Shaddai: Ascension of the Metatron)
Enjo Kouhai 12
Kouhai Danshi ni Netorare SEX
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi (Fate/Grand Order)
(C87) [Aroma Terrace (Niki)] Kouhai-chan to Asa kara Nyan Nyan [Chinese] [oo君の個人漢化]
Kouhai-chan ga Gacha Bakushi suru Hanashi
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa
[Sakeitiba (Samon Shiu)] Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai [Digital]
Kouhai Kanojo ni ASMR Kiiteru no ga Baremashita
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai 6 [English] [biribiri]
Ishukan Homestay | Inter Species Homestay
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2
Kouhai-chan Hitorijime
[Ichiko] Izanai (Fujun Isei Kouhai no Susume) [English] =White Symphony= [Digital]
[Dokuneko Noil] Yotta Nakano Nino ni Warui Koto o Suru Hanashi | 對喝醉的中野二乃做壞事的故事 (Gotoubun no Hanayome) [Chinese]
(Reitaisai 10) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Zukkon Bakkon Suru Hon (Touhou Project)
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai
[Triangle! (Maple, Yami Satori)] Kurage Musume-chan no Amaama Aigan Kouhai Nikki [Digital]
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order) [Chinese] [花火汉化组]
Kouhai Sensou Kouhen
[PORYGON137 (Hidari Pory5n)] Kouhai no XXX Renshuu [Digital]
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order)
Otokonoko ga Kouhai ni Ijimenukareru Ero Manga
Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii!
Dosukebe Kouhai no Nenmaku Houshi Ryokan
Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen
Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen | Let's Do It With Cosplay! Kouhai Edition (Sanoba Witch) [English] {Doujins.com}
(C79) [inspi. (Izumi Rin)] Ore no Kouhai ga konna ni kawaii wake ga nai (Ore no Imōto ga Konna ni Kawaii Wake ga Nai)
Echi Echi Kouhai-chan!