Kouhai Jikken

Futaba Chiru

[Tsuchineko (Kamihara Mizuki, Yamamoto-san)] Kouhai! (K-ON!) [Digital]

(SUPER26) [Un-moto Shoko (Un-moto)] Giji Genkai Toppa Jikken Houkokusho 02 (Fate/Grand Order)

(C95) [Asanebou Crisis (Akaneman)] Kouhai Nanpa Beach Luluhawa (Fate/Grand Order)

[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Chinese] [Digital]

Otokonoko ga Kouhai ni Ijimenukareru Ero Manga no Tsuzuki

[TeruTeruGirl (Amano Teru)] Hansyoku Jikken

(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa) [Chinese] [無邪気漢化組]

(C90) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 4 [English] [Noraneko]

Bosei to Insei Regular no Za o Ubatta Kouhai ni Hahaoya no Karada made Ubawareta Ken

Dekkai Kouhai ni Chicchai Senpai wa Itazura Shitai!

Koori no Senshi Blue Icicle Chijoku no Sennou Jikken Chuuhen

Houkago no Kouhai

Kouhai Sensou Zenpen

Ayakashi Kouhai Kitan ~ Onaka ni Shimi Wataru Atsui Tane ~ 1

[Right away (Sakai Minato)] Patchouli Shiki Mahou Jikken (Touhou Project) [Digital]

(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen (Sanoba Witch)

Kabane Hanshoku Jikken | Kabane Breeding Experiment

[Urushiya Seitai Jikkenshitsu (Mimuda Ryouzou)] Manatsu no Randoselita [Digital]

Kouhai to Ko-hai | 후배랑 후배위

Sounyuu tteru kedo, Bare tenai yone?~ Kouhai Couple no Tonari de Takunomi Ecchi

[Gogo book (Itsutuse)] Ore to Imouto to Kouhai no Rankou Cosper (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [Digital]

[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course [English] [mysterymeat3] [Digital]

(Dai 4 Tsugi ROOT 4 to 5) [Un-moto Shoko (Un-moto)] Giji Genkai Toppa Jikken Houkokusho 01 (Fate/Grand Order)

Watashi no Hebionna ga Dosukebe no Kouhai ni Choukyou Sarete Ooyake no Ba de Dappi Suru Hon

[Nigiri Usagi] Senpai ni Jibun ga Mesu de Aru Koto o Wakarasareru Kouhai Zoku [Kouhen] | 被前輩教做人認清自己是雌性的後輩·續【後編】[Chinese] [天帝哥個人漢化]

Kouhai no Tangan-chan #4

Do-S Kouhai no Sundome Seme

(C71) [Tsurukiya (Mutsuki Ginji)] Tensai Jikken (KiMiKiSS)

(SPARK9) [Dolce Einsatz (Tomoe Kiko)] Kouhai Therapy (Free!)

(COMIC1☆13) [Yuzuponz (Rikka Kai)] Jinzouningen-tachi to Bulma no Inkou! Zetsurin!! Tokubetsu Jikken!! (Dragon Ball FighterZ) [English] [Doujins.com]

[Nakayama Shiki Kenkou Tosho (Tada Atsunori)] Hakase Satomi de jikken Shimasuyo (w). (Mahou Sensei Negima!)

Bitch mo Sokuochi!? Doutei Chinpo wa Zetsurin Chinpo! Futago no Kouhai to Yarimakuri! Hamemakuri!!

(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan

[Inanaki Shiki] Houkago Kouhai Note | After School Mating Notes

[Jereheim Garden (Midoriko)] Makyoushoku -Sugar Romance no Jikken Shitsu- [Digital]

Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru | 175cm Tall Track and Field Girl Really Wants to Drink Her Kouhai’s Semen

Sekai de Ichiban Bonyuu ga Deru Rugby-bu Captain desu ga, Kouhai to 69 Suru no wa Hen deshou ka?

[Wolf whistls] Shinkai Ranman Mayuri no Goumon Jikken-shitsu (Bleach) [Chinese] [有条色狼汉化]

(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [English] [biribiri]

Hifuu Ryoujoku 4 Renko Okusuri Jikken

Kouhai Refle

Kouhai wa Mukuchi dakedo Dosukebe sugite Guigui Kuru node Taihen na Hanashi

(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou | My Cute Kouhai seems to be Depressed [English] {Hennojin}

Kajuunn Bokujou No Jikken ~Maaya Kun Wo Juukan Shichaou~

[Mitsunoho] Naburi Tokidoki Shasei ~Kouhai no Joshi ni Makete Shasei Saserareta Ore~ [Chinese] [沒有漢化] [Digital]

Kouhai Otokonoko to Sugosu Amai Hitotoki

[Kaiduka] Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo? [Digital]

Kouhai-chan ni Eroi Koto sareru Hon2

Senpai ni Jibun ga Mesu de Aru Koto o Wakarasareru Kouhai Zoku

[BOOBY TRAP (YANAGI)] Jikken-Kun (Toriko)

Kouhai Danshi ni Netorare SEX

Jibun ni dake Eroi Kao o Misete Kureru Kawaii Kouhai

Tomodachi to Jikken Shite Miru Hon. Zenpen | A book about experimenting with your friend, part one

[Otokonoko to Onnanoko (Sasaki Saki)] Akogare no Senpai ni ~Kouhai-san Honki Sex!~

[Tohgarashi Hideyu] Dokidoki Jikken Note Ch. 1 (COMIC Ananga Ranga Vol. 1) [Chinese] [虎斑木菟漢化] [Digital]

(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2 [Chinese] [核弹团个人汉化]

B.O.W. to Hito tono Kouhai Jikken Houkokusho | B.O.W And Human Crossbreeding Experiment Report

[Zenra QQ] Fellatio Kouhai, Otouto ni naru

[Dibi] Otokonoko ga Kouhai ni Ijimenukareru Ero Manga

Tomodachi to Jikken Shite Miru Hon. Zenpen

[Athome Shuka (Takunomi)] Enjo Kouhai 3 [English] [biribiri] [Digital]

Kouhai no Oppai ga Suki Sugiru | 我太喜欢后辈的奶子了 Ch. 1-4

Kouhai to Onee-san ni Shinpai Kakecha Dame!

[Kikunosukemaru] Senpai Kouhai Danjo Jijou | Senpai Kouhai a Man and Woman's Circumstances (COMIC Anthurium 024 2015-04) [English] [Danicco]

(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4

Enjo Kouhai Soushuuhen 1

[Yuunagi no Senryokugai Butai (Nagi Ichi)] Kouhai-kun wa, Oreiro Hiyake Shounen! [Digital]

(C86) [CIRCLE ENERGY (Imaki Hitotose)] Hime Injo Jikken wa Goku-hen (Hyper-Anna) [Chinese] [巫毒汉化组]

Kyodai Mushi no Kouhai-jou | Giant Bug's Cross Breeding Location

[Can Do Now! (Minarai Zouhyou)] B.O.W. to Hito tono Kouhai Jikken Houkokusho | B.O.W And Human Crossbreeding Experiment Report (Resident Evil) [English] [SaHa]

[Carn] Kouhai de Himatsubushi | Killing Time with the Freshman (COMIC Megastore 2012-11) [English] {darknight}

(C80) [Karibian (Keraton)] Seirogan Jikken (Touhou Project)

(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order) [English] [NHNL]

My Swim-teams's Kouhai had a Sex Change and is too Slutty

Kouhai no Amai Ryouhou

Mad Scientist Ootori Kanae Jikken 1-3 | La científica loca Ootori Kanae capítulos 1-3

[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] {Mant} [Digital]

[Ginto] Haha wa Kouhai no Niku Benki

[Ichiko] Izanai (Fujun Isei Kouhai no Susume) [English] =White Symphony= [Digital]