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

Zenshin Oppai Chichi Ton Sensei no Chou Nikkan Lesson

(C82) [B☆STROKE (Hijiki)] E-VOLTAGE!! (Aquarion EVOL)

Insect Research Institute 2

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

[Nightmare Express -Akumu no Takuhaibin-] Yokubou Kaiki dai 194 shou - Haha Musume Yuukai Goukanma 2 Kichiku Ryoujoku Hen -

Sakariai

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

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

Alien Giantess Joint Comic Vol. 2-3

(ToHeartSai 2) [LALA STUDIO (Ayase Shinomu)] human experimentation (ToHeart2)

Movie Research Lovers

[Zonda] Fellatio Kenkyuubu | Blowjob Research Club [English] [Uncensored] [head empty + RedLantern]

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

Zecchou Kenkyuujo | Orgasm Research Facility

Dance! Tentacle Research Institute

Research Fellow

Seikoui Jisshuu | Sexual Experimentation Practice!

(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]

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

OYOME SAMBA

Girl Next Door Ch.1-43

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

(SC28) [Diogenes Club (Haikawa Hemlen)] Doki Doki Shichau 04 Gou (Mahou Shoujo Tai Arusu)

A Classroom With Bursting Busties Under Experimental Violation

Choushin Bijo to Chibi Otoko

[Cola Bolt (Kotomuke Fuurin)] Naked Text (Touhou Project) [Digital]

[殆ど死んでいる] I need siesta

Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I

You are My Experimental Dragon | Kimi wa Boku no Jikken Ryu

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

Chino-chan wa Amae Jouzu?

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

Dance! Tentacle Research Institute

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

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

J 〇 Meikko de Seiyoku Shori shite iru Oji desu

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

Rakugaki File 3

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

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

[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)

[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches

[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

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

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

[Kamino Ryu-ya] Iiwake Densha (Bishoujo Teki Kaikatsu Ryoku 2006-06 Vol. 9) [English]

(COMIC1☆9) [Mattari House (Aitsu)] Mesu Buta Seisaku Shinkouchuu (SHIROBAKO)

Magical Occult Research Girl Defeated

(COMIC1☆3) [Clesta (Cle Masahiro)] CL-orz'4 (Amagami) [English] =Team Vanilla= [Decensored]

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

Heppoko Succubus no Shokuseikatsu

She's the Santa Claus of the End of the Century

La Leche El Patio

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

Sleep Learning -Kouhen-

(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}

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

Crazy Rabbits!

Action Pizazz 2017-08

Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3

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

[Kokuryuugan] Cafe de Oni (COMIC Tenma 2006-07) [English]

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

[Inai Uchi ni (Inai)] Shirabe-chan Suikan (Senki Zesshou Symphogear) [Chinese] [祈花汉化组]

Research Love Make Presentation | Research Lab x Expression

[MONDEN Akiko X KATOU Taka] Sono Otoko, Taka ~ God Finger Densetsu vol.03 END

[Kawai Shun] Dance! Tentacle Research Institute [English]

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

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

[Genius Reiwa Jiten] Kyouchou no Kajitsu

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

[Department Y Research Institute] Bōkoku Ōji no matsuro

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

Two Girl's Suck-Suck Research Note

(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]

[Department Y Research Institute] Rorisakyubasu Wa Ningen Ni Tsukamaruto Dō Naru No?

Ari ☆ Yuri

[TCNX] Ocean of Dreams (One Piece)

(C81) [Saigado (Saigado)] R-LAB. - Dr. Akagi's individual research lab (Neon Genesis Evangelion) [Chinese] [瓜皮漢化·母系戰士出品@萌夢星君發佈]

Oyako Swapping | Daddy Daughter Swapping

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

Alien H -Record of Experimental Sexual Intercourse with Extraterrestrial Being-

Futanari Kenkyuu Dousoukai | Futanari Research Club

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

[Wagarashiya (Tasuro Kuzuha)] CamGal! Alice-san!! (Touhou Project) [Digital]

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

[Department Y Research Institute] Bōkoku ōjo no matsuro

Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record

Manga Research Triangle

Mikasa to kibishii shiken!!

[Tempuru] Albedo & Sucrose's Isekai Observation Research Report

[Wagarashiya (Tasuro Kuzuha)] TRIAL PRODUCT - Kankyou Chiankyoku Sousakan Mitsurugi Kagami | TRIAL PRODUCT - Ecology Security Bureau Agent, Mitsurugi Kagami [English] [Digital]

Flandre VS Wakarasetai Oji-san

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

Fellatio Kenkyuubu | Blowjob Research Club

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

(C63) [MUSASABIDO (Bakuchin)] Research of a maid

[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】

[国米へいか]魔法使いと足こちょと

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

[Labomagi! (Takeda Aranobu)] Ecchi na Onee-san wa, Suki desu ka? 2 ~Tonari no Onee-san to Isshuukan Dousei Seikatsu Hen~ [English] {2d-market.com} [Decensored] [Digital]

[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

(CR25) [Studio Wallaby (Various)] Vitamin-B6 (Neo Ranga)

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

Dual Girls Chapter 9

Gamer kanojo no oppai monde mita kekka… | What Happens if You Try to Fondle a Gamer Chick's Boobs...

Seikoui Jisshuu 2 | Sexual Experimentation Practice! 2

(COMIC1☆13) [Gerupin (Minazuki Juuzou, USSO)] Homare no Datsu Doutei Party (Hugtto! PreCure)

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Research of Barnaby Brooks Jr.

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

Attack on Research

Hoshimiya Haruka no Junan

Futanari Tokunou Milk Server 6

Female Pig Ballerina ~Women's Society Is Spiteful~

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

[we53] Yukari-chan to (VOCALOID)

Dance! Tentacle Research Center - Seedbed-hen

Boku no Gukei o Shoukai Shimasu

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