[Tsukemayuge (Yuzugin)] "Kouhai no Ashi o Mae ni Gaman Dekinakatta" nado to Kyoujutsu Shite Ori [Digital]
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [English] [Crystalium]
Sekai de Ichiban Bonyuu ga Deru Rugby-bu Captain desu ga, Kouhai to 69 Suru no wa Hen deshou ka?
[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circumstances (COMIC Anthurium 024 2015-04) [English] [Danicco]
(C90) [CausCiant (Yamaiso)] Koakuma Subliminal Zenra (Touhou Project)
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [Digital]
[Dokuneko Noil] Shucchou ni doukou suru kaisha no kouhai o Yowasete warui koto o suru hanashi
[AstroQube. (masha)] Kouhai no Tangan-chan | Kouhai-chan the Mono-Eye Girl [English] [Digital]
Choukyou Kanochi Zumi Dosukebe Kouhai Servant
[Yuunagi no Senryokugai Butai (Nagi Ichi)] Kouhai-kun wa, Oreiro Hiyake Shounen! [English] {CapableScoutMan} [Digital]
Gudako to Dosukebe Kouhai no Futanari Jijou
(C77) [Koakuma Sageha (Sage Joh)] Inraku no Utahime | Sexual Pleasure Songstress (Macross Frontier) [English] [SaHa]
(Kouroumu 13) [Gensou Stomach (Taku)] Patchouli-sama no Marunomare Panic! ~Koakuma ya Bakemono ni Hitasura Marunomi ni Sareru Manga~ (Touhou Project)
[Ramu] Senpai and Kouhai + Extra (Original)
[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course [Digital]
(SC57) [Rivajima (Yajima Index)] Mata Kouhai ni Bloomer Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)
Kouhai Missed Memories
(C92) [Makuu Gundan (Shinozuka Atsuto)] Ganbaru Kouhai (Fate/Grand Order) [Chinese] [黑锅汉化组]
Namaiki na Moto Kouhai no Nama Iki Showtime
[Mda Starou] Shinjin Kouhai Kiriko-san (COMIC BAVEL 2018-09) [Chinese] [無邪気漢化組]
[kamunika] Koakuma na Koakuma-san to Ecchi suru Hon | 和小惡魔般的小惡魔小姐做色色事情的本 (Touhou Project) [Chinese] [鬼傑漢化組] [Digital]
Enjoy Kouhai Links 2
Rune Midgarts no Kouhai Jikken 2 ~Lord Knight-Hen~
Kouhai's Missed Memories
Shachou no Aijin ni Sarete shimatta Kouhai no Hanashi
(Shuuki Reitaisai) [Marushiki (Maru Sun)] Marushiki Koumakyou Patchouli & Koakuma Vol. 2 (Touhou Project)
Dekkai Kouhai to Chicchai Senpai
Kanojo to Boku no Kouhai no Hanashi. ch.1-4
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order)
Sample H0539 Kouhai Report
Kawaii Kouhai ga Shiboritoru no o Yamete Kurenain desu.
Kurage Musume-chan no Amaama Aigan Kouhai Nikki
(C89) [Akuten Soushin (Kokutou Nikke)] Koakuma Ishu Botai Soukan (Touhou Project)
[Hagger] Koisuru Kouhai no Manga
Ore no Kouhai to Imouto ga Neoki ni Osotte Kuru. =Fureta7=
Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
Masaka Ano Kawaii Kouhai ni Nekomi o Osowareteita nante
Futanari Kouhai ni Onaho Tsukai Sareru ki ga Suru
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order) [English] [NHNL]
Enjo Kouhai 1-10
[Yuunagi no Senryokugai Butai (Nagi Ichi)] Kouhai-kun wa, Oreiro Hiyake Shounen! [Chinese] [Digital]
Kouhai wa Koakumama!? | My Clubmate's a Little Devil!
(C90) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 4 [Chinese] [夢之行蹤漢化組]
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen | Let's Do It With Cosplay! Kouhai Edition (Sanoba Witch) [English] {Doujins.com}
(C85) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Mata Zukkon Bakkon Suru Hon (Touhou Project)
Kouhai-chan Ki o Tsukete!
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Digital]
Dosukebe Kouhai no Nenmaku Houshi Ryokan
[Yamada Jirushi] Beit Saki no Charai Kouhai ni Kanojo o Netorareta Hanashi[中国翻译]
Kouhai Sensou Kouhen
Kouhai Otokonoko to Sugosu Amai Hitotoki
[Athome Shuka (Takunomi)] Enjo Kouhai IF | Mating Assistance IF [English] [SDATranslation] [Digital]
Kawaii Kouhai no Tame Naraba…? | For The Sake of My Cute Junior…?
Kouhai no Tangan-chan #5
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
Bosei to Insei Regular no Za o Ubatta Kouhai ni Hahaoya no Karada made Ubawareta Ken
[Yamada Jirushi] Beit Saki no Charai Kouhai ni Kanojo o Netorareta Hanashi [Chinese]
Mujikaku Service Shite Kureru Kouhai no Imouto-chan
[Inanaki Shiki] Houkago Kouhai Note | 放課後交配筆記本 [Chinese]
[Pride Beans] Kouhai-chan no Ijiwaru Chikubi Zeme
Boku no Koe o Kiku dake de Hatsujou Shichau Yandere Kyonyuu Kouhai ni Karada o Irekaerarete Shimatta!
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order)
[Negative Gang] Nandemo Iinari ni Naru Kouhai wa Suki desu ka? (Zenpen)
Ecchi na Kouhai-chan
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [Chinese] [翠星石汉化] [Digital]
Kyokina ana no Koakuma-san
Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了
Watashi no Hebionna ga Dosukebe na Kouhai ni Choukyou Sarete Ooyake no Ba de Dappi Suru Hon
Fuchou to Kouhai no Oshasei Jigoku
Kawaii Kouhai ni Otosaresou | My Cute Kouhai seems to be Depressed
(C93) [106m (Kuro Oolong)] Mega Sakuya vs Giant Koakuma (Touhou Project)
[Can Do Now! (Minarai Zouhyou)] B.O.W. to Hito tono Kouhai Jikken Houkokusho (Resident Evil) [Chinese] [蛋铁个人汉化]
[Anthology] Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol.1 [Digital]
(C78) [Koakuma sageha (sage joh)] Occult Nante Daikkkirai!! (Occult Academy)
(COMIC1☆15) [Tanuking Sleep (Dorachefu)] Dosukebe Kouhai no Nenmaku Houshi Ryokan (Fate/Grand Order)
Ki ni Naru Kouhai no Karada
(Kouroumu 8) [Aikotobako (Kotoba Ai, Goriyaku)] Kozukuri Koakuma!! (Touhou Project)
(C88) [Deastim (Unadon)] Ur Senpai to Is Kouhai no Seifuku Play (Puzzle & Dragons)
Koakuma no Patchouli Kansatsuki
(C97) [Athome Shuka (Takunomi)] Enjo Kouhai 9 [English] [kvnk]
(Reitaisai 10) [KINOKONOMI (Kino)] Koakuma Flan No Gohoushi Shichau zo (Touhou Project)
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi (Fate/Grand Order)
Futaba Chiru
[Raijinkai (Haruki Genia)] Tawawa no Kanzume (Getsuyoubi no Tawawa) [2018-09-01]
Kouhai-kun wa Kanari Choroi
yotta daigaku no kouhai o turekonde warui koto o suru hanashi
[Wakamatsu] Sotsugyou no Hi made Mainichi Bus-tei de Kouhai Joshi to Sex suru Hanashi [Chinese] [零星汉化组]
(Aka no Hiroba 5) [Suzunaridou (Izumi Yukiru)] Koakuma de Hokentaiiku (Touhou Project) [Chinese] [贴吧汉化] [Incomplete]
[Terasu MC] Kokujin no Tenkousei NTR ru (5) Kouhai o NTR ru [English]
Enjo Kouhai 10
[Blossom Sphere (Sakurayu Haru)] Koakuma ga Patchouli ni Biyaku Semen Sosoide Toriko ni Shichau Hon (Touhou Project) [English] [Doujins.com] [Digital]
[Ribons Nights (Kyouno Aki)] Kawaii Kouhai [Digital]
Muttsuri Kouhai Mash ni Misetuketai
[Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~ | Netorare Junior Girlfriend ~Taken and Fucked Behind His Back~ [English] {2d-market.com} [Decensored] [Digital]
Seiso na Kouhai ga Kakure Do-M datta
Kouhai Kanojo Tsujinaka-chan no Oshioki
Enjo Kouhai Swimming Costume
Kouhai-san. To no Natsuyasumi
Shouwaru na Kouhai ni Gyakushuu Sex! Ijimekko wa Boku no Iinari Seishori Gakari!
Saitei Senpai to Demi Kouhai-chan
[Sakeitiba (Samon Shiu)] Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai 2 [English] [mysterymeat3] [Digital]
Enjo Kouhai Soushuuhen 1 Omake
[Rivajima (Yajima Index)] Mata Kouhai ni Buruma Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)
[Saisai Saishujutsu (Papipopi)] Aotte Kuru Kouhai o Wakara Seru! (Akai Haato) [Digital]
Youkai DOMINATION #Koakuma
[Hatomame(Ago)] Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
(C96) [Athome Shuka (Takunomi)] Enjo Kouhai 8 [Chinese] [無邪気漢化組]
[Itou Eight] Kouhai Missed Memories | Kouhai's Missed Memories (COMIC Anthurium 020 2014-12) [English] [TripleSevenScans]
Marushiki Koumakyou Patchouli & Koakuma
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru.
Enjo Kouhai Soushuuhen 1
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [Chinese] [夢之行蹤漢化組] [Digital]
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
Do-S Kouhai no Sundome Seme
(C79) [Mystic Chord (Gyro Amarume)] Ore no Kouhai ga... (ry (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
Ki ni Naru Kouhai no Karada
Kouhai Danshi ni Netorare SEX 2
Kouhai Sensou Zenpen
Touhou Chara ga Doubutsu to no Akachan o Umu tame ni Kouhai Saserareru Juukan Hon
[Eight Beat (Itou Eight)] Anegohada Hitozuma Hitomi (32-sai) ~Daigaku Jidai no Kouhai ni...~ [English] [CGrascal]
[Tomato Rice] Bakunyuu de Kouhai no JK to Paizuri Suru dake
Shortcut de Megane no Niau Hitonatsukoi Beit no Kouhai ga Yarichin Douryou no Kuruma de Okurarete kara Mudankekkin Shiteiru
[Dokuneko Noil] yotta daigaku no kouhai o turekonde warui koto o suru hanashi
Boku no Kawaii Dekiru Kouhai
(Reitaisai 8) [CUNICULUS (Yositama)] Namonaki Ai no Uta Daiyousei Koakuma Hen (Touhou Project) [Chinese] [oo君個人漢化]
Sample H0539 Kouhai Report
[Otokonoko to Onnanoko (Sasaki Saki)] Akogare no Senpai ni ~Kouhai-san mo Issho!~
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]
Senpai and Kouhai + Extra
Joushiki Kaihen Youkoso Touhou Kissa e! ~Succubus Koakuma Hen~
(C78) [Koakuma Sageha (Sage Joh)] Zettai Inran Adults | Absolutely Lewd Adults (Zettai Karen Children) [English] =LWB=
[Egoistic Honey, Allegro Mistic, Kuroneko-kan (Hadumi Rio, Takano Yuki, Muririn)] Kouhai ni ♥♥ Sarechau Hon [2018-08-26]
[Nukiashi Sashi (Kaina)] Kouhai no Momiji to Ichaicha Love Love suru Copy Bon (Touhou Project) [Digital]
(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou [Chinese] [CE家族社]
Enjo Kouhai Soushuuhen 1
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu)
kouhai rapes senpai
Maid to Kouhai Dochira ga Okonomi?
Kouhai no Tangan-chan
Hatsujou Kouhai
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [English] [Yuuchen]
Gesuna Kouhai to no SEX ga kimochi Yokute Mukatsuku. | 超邪惡後輩的SEX是可愛又迷人的反派角色 1
(Koakuma ni Love Song o) [Kokatsubatake (Amekosame)] LoveDomi! (1) ~Love Domination~ (Touhou Project)
[Tsukemayuge (Yuzugin)] "Kouhai no Ashi o Mae ni Gaman Dekinakatta" nado to Kyoujutsu Shite Ori [Digital]
(C96) [Heruduki (35 Machi)] Kouhai ga! (Fate/Grand Order) [Chinese] [无毒汉化组]