Research Felatio

Deep Afternoon

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

(C96) [Tamarun (Tamarun)] Abby Kenkyuu Bon | Abby Research Book (Fate/Grand Order) [English] [Team Chungus TL]

Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2

Deremasu Rakugaki Ecchi Hon 1.5

[Hyoui Lover (Duokuma)] FGO Double Jeanne Possession

[Ochiochi (Ochiru)] Sittemiyou Yattemiyou - Let's Know Let's Try (Mob Psycho 100) [Digital]

Zettai ni Ikasetai Adult Goods Maker Kaihatsubu VS Zettai ni Ikanai Adult Goods Maker Eigyoubu | The Sales Rep Who Absolutely Won’t Come VS The Researcher Who Absolutely Wants to Make Her Come

Fellatio Research Department Epilogue

Schedar sample

Oideyo Pink Chaldea

Dance! Tentacle Research Center - Seedbed-hen

(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]

ミェンミェンちゃん一丁！

Hazukano

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

Binyuchousain Ayako | Busty Researcher Ayako

[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]

[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]

COMIC Grape Vol. 83

Twilight's Research | 暮光学习计划

Kemokemomimimimi

[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]

Ijimete Kudasai

[Zonda] Fellatio Kenkyuubu - Fellatio Research Department | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [CrinkzScans] [Digital]

(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2 (Shokugeki no Soma) [English] [Metaphrastes]

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]

お願いスズラン編

Dance! Tentacle Research Institute

(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=

Research Love Make Presentation | Research Lab x Expression

Futanari Kenkyuu Dousoukai | Futanari Research Club

Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants

[Misuterutein (Oborogumo Takamitsu)] VH5 (Busou Shinki) [Digital]

It Hesitates (BLEACH) [Renji X Byakuya] YAOI -ENG-

comic KURiBERON 2016-05 Vol. 43

[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]

(C93) [Dodoitsu. (Panco.)] Research Love Make Presentation | Research Lab x Expression (Motto! Hinekure Chaser 3) [English] [Pink Cherry Blossom Scans]

BariCare Kaa-san ga DQN ni Netorareta Vol.2

Until Married Woman Conceives Seed 5-04&05&06

【C90】ニャオニクス♀×♂R18本 NyaoNightX[pokemon][虾皮汉化组]

Research Fellow

[Karura Jun] Mesumesu Naburi (COMIC ANGEL Club 2012-01)

GET OUT FROM THE SHELL

[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]

Zecchou Kenkyuujo | Orgasm Research Facility

Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club

[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]

[Kuroi Miyako] Jailed Fate 2 (Mahou Shoujo Lyrical Nanoha)

Ore Yome Saimin 7

[Toujou Sakana] Pink no Teisoutai | 小粉紅的貞操帶 [Chinese]

[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]

Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research

Ika Tako Awasete 18 kin

[OperatingRoom (Puchida)] トーカちゃんが目覚めない!!(Tokyo Ghoul)sample

[Department Y Research Institute] Gen'ō No Seidorei-Chan De Asobou!

(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report

(C94) [Jiyuuroku Inch (akin)] K 35a (Azur Lane)

[Haruta] Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club 2-in-1 Bonus Chapter [English] [Digital]

(C64) [Sendouya (Juan Gotoh)] Minshu Teikoku 7 - Democratic Empire 7 (Mobile Suit Gundam SEED)

Attack on Research

(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report

(Reitaisai 12) [Kurosirogurei] White World (Touhou Project)

Dance! Tentacle Research Institute

[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}

[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]

(C68) [Group Hinoran (Wang-Pac)] Beerhall Koiwai (Yotsubato!) [English] [Dame!trans]

(C89) [Kaitsushin (Namamo Nanase)] Aido Ryoujoku [Chinese] [CE家族社]

[moya] Christmas no Boshi Kan