Felatio Research Departmentw

[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]

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

戦女-いくさめ-

[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~

[Ebisuya (Ebisubashi Seizou)] Gekkagoku-kyou Ch.6 Seigen-myougai Sect.2

Let's play KAGE BUNSHIN!

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

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

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report

Boku wa Anata ni Wan to Naku

Dance! Tentacle Research Institute

(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report

Trans-swimsuit Lovers

ヤンママおばさんの魅惑の躰2

COMIC Megastore DEEP Vol. 5

Junsui Gisou Seinou Shiken Ninmu Kai

Two Girl's Suck-Suck Research Note

[DRUG AND DROP (ACID RAIN)] DRUG AGE 1 (Genshiken)

[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]

Comic Megastore H 2008-11

(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)

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

[Keteru (Chiri)] 大切な君と祈りの歌を紡いでいくために (NieR:Automata) [Digital]

[Department Y Research Institute] Bōkoku Ōji no matsuro

Zecchou Kenkyuujo | Orgasm Research Facility

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

ROUGH vol.65

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

[Romance no Neko Ookami Musume (gisyo)] Kyou Ka (Touhou Project)

(SC8) [Mystic Chord (Gyro Amarume)] INTRODUCTION Mystic Chord Shoki Soushuuhen (Cardcaptor Sakura)

Onii-chan wa mada Natsuyasumichuu dakara Sex Shitemita

(C76) [Anime BROTHERS (Itsuki Kousuke)] PixelitA 08

STEP OUT

[Matsumoto Drill Kenkyuujo] Super Robot Taisen Immoral (Super Robot Wars)

Shouten! Harame Ore no Ragna-Rock!!

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

InCha na Ore ga Madougu o Tsukatte Share House de Harem o Tsukutte Mita. Ch. 6

Yuria 100 Shiki Vol7 - Type 51

[Ikuhana Niro] Nanchakuchi (COMIC Anthurium 2016-05) [English] [CrowKarasu] [Digital]

Futanari Kenkyuu Dousoukai | Futanari Research Club

[A.O.O. (Eiki Asanagi)] Bitter Sweet Chocolate (Axis Powers Hetalia)

[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]

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

Movie Research Lovers

Attack on Research

Futashika na Seishun day03

Research of Barnaby Brooks Jr.

[Syuuen] Delivery love (Kagai Jugyou) [English] [Sei-Jin]

Boku no Hatsujou Pet wa Kemomimi Kyonyuu Shemale

恥ずかしくないの？

[Yagami Dai] Momoiro Okusama

[Shinsekai Set (Hetaren)] Kurodate o Shiro ni Someru Seishoku Kenkyuu o (Blue Archive) | Sexual Gourmet Research: Dyeing Kurodate White [English] [Douzo Lad Translations]

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

[Sweet Pea, COCOA BREAK (Ooshima Tomo, Ooshima Towa)] Joshi Kouishitsu [Chinese] [透明声彩汉化组] [Digital]

(C87) [Yuasa Rengou (Jean Rui, Omurice Echizen, Aiue Oka)] Amaama Shiruko (Amagi Brilliant Park)

(C84) [-Sanbyaku Rokujuu do- (Shirasagi Rokuwa)] Lucille Ganbarimasu! (Escha & Logy no Atelier)

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Nyoninka Kenkyuujo] Chijoku Josou no Yoru

To sawa kodo ~ hiyake bichibare naedoko shussan ~

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

Kawaii Tenryuu-chan wa Boku no Iinari

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

Furariro

[rebirth] Kantoku no Arbeit (Ookiku Furikabutte)

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Mannaka.

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

(COMIC1☆12) [OrangeMaru (YD)] Jidou Kouryaku (Fate/Grand Order) [Chinese] [無邪気漢化組]