B.O.W. to Hito tono Kouhai Jikken Houkokusho | B.O.W And Human Crossbreeding Experiment Report
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order) [English] [NHNL]
Otokonoko ga Kouhai ni Ijimenukareru Ero Manga
Namaiki Kouhai Gal ni Saimin Oshioki Sex
Bakunyuu de Kouhai no JK to Paizuri Suru dake
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [Chinese] [夢之行蹤漢化組] [Digital]
Santa Koakuma no Present
GIRL - Kouhai Kanojo Soushuuhen
[Anthology] Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol.1 [Digital]
FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order)
Koisuru Kouhai no Manga
[Ribons Nights (Kyouno Aki)] Kawaii Kouhai [Digital]
Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了 Ch. 1-4
[Hanainu] Otokonoko wa Soko no Kouzou ga Shiritai noda
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [English] [Digital]
Houkago no Kyoushitsu de Kouhai to Ge
Kouhai Kanojo no Seiteki na Jikken
Enjo Kouhai 8
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [Chinese] [Kirin个人汉化] [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai Another View [Digital]
Ecchi na Kouhai-chan
Enjoy Kouhai Links 3
(C93) [106m (Kuro Oolong)] Mega Sakuya vs Giant Koakuma (Touhou Project)
(Reitaisai 10) [Suteuka no Koya (Komone Ushio)] Lady's and Lady's #3 (Touhou Project)
Patchouli ga Koakuma ni Shiborareru Hon (Touhou Project) Spanish
(C93) [Yuzuya (Yuzuha)] Kouhai Maid ga Osewa o Shite Kureru You desu (Fate/Grand Order) [Chinese] [CE家族社]
(C89) [Shoutanukidou (Tappa)] Yagamike no Hiasobi Yorozu Hen (Mahou Shoujo Lyrical Nanoha)
Josou saserarete Futanari Kouhai Servant ni Onnanoko ni Sarechau Hon
Ore no Kawaii Kouhai ga Konnani Netorareru Wake ga Nai
Kouhai-chan ni Eroi Koto Sareru Hon 6
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order)
Lunch Time no Kouhai
[yogurt (bifidus)] Deisui Haitoku Onsen - Shufu Shinohara Yukie-san no Hiasobi [Digital]
Kurage Musume-chan no Amaama Aigan Kouhai Nikki
Dokuzetsu Kouhai DK wa Ore Senyou Kanojo
Koakuma no Patchouli Kansatsuki
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order) [Chinese] [兔司姬漢化組]
Koakuma to Jusei suru made Derarenai Heya
Otokonoko ga Kouhai ni Ijimenukareru Ero Manga no Tsuzuki
(C76) [Koakuma Sageha (Sage Joh)] ERO Shuurai Ayanami Rei no Baai (Neon Genesis Evangelion)
(COMIC1☆11) [Nijigen Shoujo (Nizimoto Hirok)] Saitei Senpai to Demi Kouhai-chan (Fate/Grand Order)
Ijiwaru de Amaama ~Kouhai Kanojo ni Tekoki de Aisarereru Ohanashi~
Ahoppoi Kouhai o Muriyari Osottara Gyakuni ○ Sareta
[ASIANBOY (Hasemi Ryo)] Mutsu-chan to Hiasobi Suru Hon (Kantai Collection -KanColle-) [Digital]
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5 [English] [biribiri]
Deka Chichi Terrorist no Kousei Kouhai Jikken
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan
Sasayaki no Inma ~Seisokei Bitch na Kouhai Joshidaisei ni Yoru Jinkaku Hakai Saimin~
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen (Sanoba Witch)
Sample H0539 Kouhai Report
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 8-wa [Digital]
[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
Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo?
(C94) [COMEX (Zhen Lu)] Kouhai no Amai Ryouhou (Fate/Grand Order) [Chinese] [黑锅汉化组]
Hiken-tai E no Kouhai Jikken
Touhou TS Monogatari ~Koakuma hen~
Otaku no Boku to Iikanjidatta Kuro Gal Kouhai o Netorareru Mini
Kouhai no Momiji to Ichaicha Love Love suru Copy Bon
Kouhai-chan ni Eroi Koto Sareru Hon 5
(COMIC1☆12) [Junpuumanpandou (Hida Tatsuo)] Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii! (Fate/Grand Order)
[Circle Eden (Diisuke)] Gojiyuu ni Otsukai Kudasai. (Touhou Project) [Digital]
Kanojo to Boku no Kouhai no Hanashi. | 女友與我的交配淫事。
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
Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru
Kouhai no Tangan-chan #5
(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order)
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order)
[Obeccho] Junboku na Kouhai-kun ga Senpai-kun ni Datosaseru made no Hanashi [English] {Shotachan}
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Digital]
Kojin Satsuei 19-sai Kareshi Mochi Kouhai-kei Kyonyuu Layer
Patchouli & Koakuma Ero Trap Dungeon Goudou
(Renai Jiyuugata! Osaka Taikai 3) [UZSK (Uzui)] Kouhai Futari no Yousu ga Okashii (Free!)
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order) [Chinese] [三日月TS私人漢化翻譯]
Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight
(C79) [Senkou Campanella (Haruhina Murasaki)] Shoujo Misshitsu ~Mahou Shoujo Patchouli~ (Touhou Project)
Kouhai no Tangan-chan
Enjo Kouhai 10
Enjo Kouhai Different Clothes
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai Different Clothes [Chinese] [Decensored]
Jibun ni dake Eroi Kao o Misete Kureru Kawaii Kouhai
Kouhai Sensou Zenpen
Kouhai no Tangan-chan #6
[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances (COMIC Anthurium 024 2015-04) [English] [Danicco]
Enjo Kouhai - Oshiego ha Elf, Dragon, Mermaid, Werewolf
Koakuma ga Marisa ni Patchouli to no Ai o Misetsukechau? Hon | Koakuma Lets Marisa Show Her Love For Patchouli? Hon
Kouhai-chan Hitorijime
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [Digital]
Ore no Kouhai to Imouto ga Neoki ni Osotte Kuru.
(C92) [Chocolate Land (kakao)] Koakuma Setsuko no Himitsu vol. 2 [Chinese] [無毒漢化組]
Kouhai Fuukiiin ni Yoru Furyou Senpai no Otoshikata
[Athome Shuka (Takunomi)] Enjo Kouhai 7 [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [English] [biribiri] [Digital]
[Hanpera] Taifuu + Sake + Kouhai=♥♥♥ (Inshokukei Oneesan ga Shitaikoto) [Chinese] [黑条汉化]
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order) [English] [CGrascal]
[Hatomame(Ago)] Bitch Ikka no Imouto ga Futanari Kouhai no Fudeoroshi Shitara Shinikaketa Hanashi.
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [English] [biribiri]
[Zenra QQ] Fellatio Kouhai, Otouto ni naru
(C87) [Aroma Terrace (Niki)] Kouhai-chan to Asa kara Nyan Nyan
Kouhai Bon
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2
Echi Echi Kouhai-chan!
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
Boku no Koe o Kiku dake de Hatsujou Shichau Yandere Kyonyuu Kouhai ni Karada o Irekaerarete Shimatta!
Joushiki Henkan Switch: Namaiki na Kouhai
Boku no Mash no Kouhai Ryoku
[Arakure] Jelly Multiplication (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]
Boku no Kawaii Dekiru Kouhai
Riyuu wa Fumei daga Ecchi Shite Kureru Kouhai
Kawaii Kouhai no Tame Naraba…? | For The Sake of My Cute Junior…? {Hennojin}
(C93) [Killcy] Kouhai Servant ga Dosukebe na Ken (Fate/Grand Order)
Seiso na Kouhai ga Kakure Do-M datta
Kouhai no Tangan-chan #2
Uruwashiki Shangri-La de Kyousei Kouhai
(Reitaisai 13) [Iiwake-Gaisya (Shigemiya Kyouhei)] Fuwa Fuwa Patchouli-sama (Touhou Project) [English] {Hennojin}
Machikirenai Kouhai Kanojo Tsujinaka-Chan
Sekai de Ichiban Bonyuu ga Deru Rugby-bu Captain desu ga, Kouhai to 69 Suru no wa Hen deshou ka?
Nandemo Iinari ni Naru Kouhai wa Suki desu ka?
Nino-san to Kaze to Yarichin Kouhai
[Dhibi] Ishuzokukan Kouhai (COMIC X-EROS #52) [Chinese] [沒有漢化] [Digital]
Akogare no Anoko wa Boku no Chinkasu Soujiki - 14
[Yuzuha] Lunch Time no Kouhai (COMIC Anthurium 2018-05) [English] {NecroManCr} [Digital]
Futaba Chiru | 雙葉凋落
Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru.