Kajuunn Bokujou No Jikken ~Maaya Kun Wo Juukan Shichaou~
(C85) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Mata Zukkon Bakkon Suru Hon (Touhou Project)
[Inanaki Shiki] Houkago Kouhai Note
(C88) [Kajimura Market (Kajimura Kajima)] Nin-Prinz -Tokushu Kenzou Dock-nai Tokuchuu Kousoku Kenzouzai Jikken Kiroku- (Kantai Collection -KanColle-) [Chinese] [無毒漢化組]
(C82) [Yuzuponz (Rikka Kai)] Homunculus 18-gou Seitai Energy Kyuushuu Tokkagata Sai Chousei Jikken Kiroku (Dragon Ball Z)
(C90) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 4 [English] [Noraneko]
Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~
Jibun ni dake Eroi Kao o Misete Kureru Kawaii Kouhai
[Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo 3 ~Kairaku o Kasane Musaboru Kokoro to Shitai~ | Netorare Junior Girlfriend 3: A Body and Mind Craving Pleasure [English] {2d-market.com} [Decensored] [Digital]
[LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? | MAID vs KOUHAI: Which Do You Prefer? (Fate/Grand Order) [English] [2d-market.com] [Decensored] [Digital]
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen | Let's Do It With Cosplay! Kouhai Edition (Sanoba Witch) [English] {Doujins.com}
Maam no Chouma Seibutsu Jikken Nikki
[Akitsuki Itsuki] Tousaku Saimin Jikken [Case. 2] | Perverted Hypnosis Experiment [Case. 2] (COMIC Shingeki 2021-11) [English] {defski} [Digital]
[BOOBY TRAP (YANAGI)] Jikken-Kun (Toriko)
[Athome Shuka (Takunomi)] Enjo Kouhai IF [English] [Digital] [Incomplete]
(C83) [Ciao! (Kanan)] Akashi Seijuurou to Biyaku no Jikken (Kuroko no Basuke) [English] [AkaKuro]
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order)
Kyonyuu Sentai Sangalkan Green Hentai Mask Jikken Hen
(C88) [Nagiyamasugi (Nagiyama)] Hifuu Ryoujoku 4 Renko Okusuri Jikken (Touhou Project) [English] [robypoo]
(C91) [Ichino Nijou (GeNB)] Seishoku Jikken Ninmu (Kantai Collection -KanColle-)
Ijiwaru de Amaama ~Kouhai Kanojo ni Tekoki de Aisarereru Ohanashi~
(Sougetsusai 24) [SeaFox (Kirisaki Byakko)] Watashi no Hebionna ga Dosukebe na Kouhai ni Choukyou Sarete Ooyake no Ba de Dappi Suru Hon (Fate/Grand Order) [Chinese] [肉包汉化组]
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4
(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order)
Machikirenai Kouhai Kanojo Tsujinaka-Chan
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
(C92) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 5
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru.
Kouhai ni Odosarete
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan
Tomodachi to Jikken Shite Miru Hon. Zenpen
[Saragi (R5)] Genba no Kouhai [Digital]
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order)
[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances (COMIC Anthurium 024 2015-04) [English] [Danicco]
Kouhai Channel
(C78) [Choco Mint] Seitei Jikken ~Hikisa Kareta Barrier Jacket~ (Magical Girl Lyrical Nanoha)
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai 6 [Chinese] [无毒汉化组]
Tensai Jikken
Kouhai Jikken | Mating Experiment
Hansyoku Jikken
Kanojo to Boku no Kouhai no Hanashi.
Kurogyaru Kouhai Otokono Musumederihero~Gyakuanarukoosu
(C91) [Athome Shuka (Takunomi)] Enjo Kouhai
(Dai 4 Tsugi ROOT 4 to 5) [Un-moto Shoko (Un-moto)] Giji Genkai Toppa Jikken Houkokusho 01 (Fate/Grand Order)
Zenra Roshutsu Shujinkanshi Onani ni dohamarishita Hentai Kouhai Mash Kyrielight
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 2 [English] [Juggernaut Santa]
Houkago no Kouhai
Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circunstances
Otaku no Boku to Iikanjidatta Kuro Gal Kouhai o Netorareru Mini
Kouhai-chan no Ijiwaru Chikubi Zeme
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]
[Otokonoko to Onnanoko (Sasaki Saki)] Akogare no Senpai ni ~Kouhai-san Honki Sex!~
Fuchou to Kouhai no Oshasei Jigoku
Kouhai ga!
Tawawa na Kouhai-chan 2 + Tawawa na Omakebon
Yuutou Idenshi to Rettou Idenshi ni Yoru Shussan Sareta Kodomo no Nouryokuchi Sokutei Jikken Oyobi, Mesu no Nikutai-teki Henka no Kiroku
Kouhai ga Bakunyuu de Ero Sugiru Ken ni Tsuite | The Case of my Junior Being Too Sexy Because of Her Huge Boobs
Kouhai Fuukiiin ni Yoru Furyou Senpai no Otoshikata
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa) [Chinese] [無邪気漢化組]
Kouhai Sensou Zenpen
[Mda Starou] Shinjin Kouhai Kiriko-san (COMIC BAVEL 2018-09) [Chinese] [無邪気漢化組]
Seitenkan Shita Suieibu no Kouhai ga Bitch Sugiru
Sounyuu tteru kedo, Bare tenai yone?~ Kouhai Couple no Tonari de Takunomi Ecchi
Tomodachi to Jikken Shite Miru Hon. Kouhen
[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun
Enjo Kouhai Soushuuhen 1
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru. - Komachi & Iroha always have sex with hachiman.
Boku no Mash no Kouhai Ryoku
Kouhai-chan ni Eroi Koto Sareru Hon 5
(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]
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2 [Chinese] [核弹团个人汉化]
Saenai Heroine Series Vol. 9 Saenai Kouhai no Jishukurikata
Maid to Kouhai Dochira ga Okonomi?
(Waga Te ni Hikigane o 13) [Kuusou Kyuuka (Mikoto Kei)] Trion Hokyuu System Jikken Kiroku (World Trigger)
Jikken! After School
[Nishida Megane] Sousakan Saya Zombie tono Kouhai Jikken (2D Comic Magazine Muragaru Zombie ni Okasareru Heroine-tachi Vol. 2) [Digital]
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [Digital]
[TeruTeruGirl (Amano Teru)] Hansyoku Jikken
(C76) [OTOMEKIBUN (Sansyoku Amido.)] Gakkou de Senshun! -Kouhai mo Issho- 2
(C85) [Sekai Kakumei Club (Ozawa Reido)] Koukoku no Kouhai Kono Issen ni Ari, Kakuin Issou Bokki Doryoku Seyo (Kantai Collection -KanColle-)
Beit Saki no Charai Kouhai ni Kanojo o Netorareta Hanashi
Big Tits Downer Kouhai GF, Mayuki Kosaki chan
[Ziploc (Shinachiku)] Senpai to Kouhai no Nayami (Shotapetit) [English] {Shotachan} [Digital]
Deka Chichi Terrorist no Kousei Kouhai Jikken
Kouhai-chan to Houkago Ecchi!
Takion to himitsu jikken# 1
Echi Echi Kouhai-chan!
[Kaiduka] Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo? [Digital]
(C94) [COMEX (Zhen Lu)] Kouhai no Amai Ryouhou (Fate/Grand Order)
[Mizone] OL Kentauros to Kouhai-kun (COMIC BAVEL 2017-10) [Chinese] [Kirin个人汉化] [Digital]
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi (Fate/Grand Order)
Muttsuri Kouhai Mash ni Misetuketai
[Urushiya Seitai Jikkenshitsu (Mimuda Ryouzou)] Higenjitsu Rinri Kyousei Kikou [Digital]
[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!?
Kyonyuu Sentai Sangyarukan ~Green Hentai Mask Jikken Hen~
Netorare Kouhai Kanojo 2
(COMIC1☆13) [Athome Shuka (Takunomi)] Enjo Kouhai 5
(C95) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan 3 (Getsuyoubi no Tawawa)
Shota Teitoku wa Senpai no Kouhai no Mono yo
Uruwashiki Shangri-La de Kyousei Kouhai | 在美丽的香格里拉強制交配
Uruwashiki Shangri-La de Kyousei Kouhai
Kouhai-chan wa Ijiritai!
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [CE家族社]
Kouhai Kanojo Tsujinaka-chan no Oshioki
[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course (Fate/Grand Order) [Digital]
Dosukebe Kouhai no Nenmaku Houshi Ryokan
Kouhai no Bakunyuuko o Muriyari
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
[Dokidoku Jikkenshitsu (Supopo Bitch Tagosaku)] Dokidoku Jikkenshitsu [Dead End]
Dekkai Kouhai to Chicchai Senpai
Natsu no Hi, Kouhai to, Bus-tei de. | On a Summer Day, with My Kouhai, at the Bus Stop.
Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 1
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order)
Watashi dake no Kouhai
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Chinese] [无毒汉化组] [Digital]
Senpai to Kouhai no Nayami
Kaizou Gakuen 「Kouhai」| Modification Academy 5 "Kouhai"
[Parupunte (Fukada Takushi)] Rakugaki Jikken Hon 2 (Fate/stay night)
[AstroQube. (masha)] Kouhai no Tangan-chan #5 | Kouhai-chan the Mono-Eye Girl #5 [English] [Digital]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 2-wa [Digital]
Tawawa na Omakebon 2018 summer
Kouhai Nanpa Beach Luluhawa
Enjo Kouhai 12
(C93) [LeimkissA (Nekohane Ryou)] Kawaii Kouhai ga Shiboritoru no o Yamete Kurenain desu. (Fate/Grand Order)
Tensai Kagakusha Tick Ling Hakase no Toumei Kusuguri jikken
[Keito no Mori (Wool)] Tomodachi to Jikken Shite Miru Hon. Kouhen | A book about experimenting with your friend, part 2 [English] {Chin²} [Digital]
(C82) [Minori Kenkyuujo (Jikken Shirou)] Outo Switch [English] [LWB + Anon]
Kouhai Danshi ni Netorare SEX 2
Lunch Time no Kouhai
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [嗶咔嗶咔漢化組]
Aotte Kuru Kouhai o Wakara Seru!
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [Digital]
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [Chinese] [夢之行蹤漢化組] [Digital]