[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
Dance! Tentacle Research Institute
Insect Research Institute 2
Reverse Sexuality 4
Tadashii Kusuri no Tsukaikata 2
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Magical Occult Research Girl Defeated
[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
The S-Classes That I Raised - Go Around The World
(C65) [Kokonokiya (Kokonoki Nao)] Return on Days (R.O.D Read Or Die)
[Kamoro-Sa-Z (Migiyori, Oobanburumai)] Capucchuu to Omakebon | Capucchuu Extra Story (Capucchuu to Vampire Soushuuhen) (Rosario + Vampire) [English] [EHCOVE] [Digital]
Ojousama to Nemuri Saru 1
Ritou e Tenkou Shitara Host Family ga Dosukebe de Komaru Soushuuhen
JS Kenkyuukai | JS Research Seminar
[Hisako Sugio] Friends (Mist Magazine 3/08) [English]
Fellatio Research Department Epilogue
[つばめ] ふたなり×鬼娘(まろまんこ)1-4
Meikko na Syoujo no Ehon 4
Fellatio Kenkyuubu | Blowjob Research Club
Midnigth Granblue
[Merci (Izumi)] Anata o Sukide Gomennasai (Touken Ranbu) [Digital]
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
这是我的拷问喔
Triangle - a triangular love affair
[Shimamoto Harumi] School Maze
(Kyuudaime no Koucha Kai) [Jigizagi (Ai Takurou)] Kiwamete Itoshi (Touhou Project)
[Zonda] Fellatio Kenkyuubu | Blowjob Research Club [English] [Uncensored] [head empty + RedLantern]
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
[Chokudokan] Anal Angel 1999
Nadeko Love Snake
Suizen
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]
Direct Attack!
[Pon Takahanada] Niizuma Osenaka Nagashimasu 1 Ch. 1-8 [English] [HappyMerchants]
(C95) [Ishimuraya (Ishimura)] Oshiri San no Shiriana Jii Kiroku [Chinese] [Mr.GUO 个人汉化]
(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]
[Tsukino Jyogi] Manatsu no kajitsu | Fruit of Summer (Mousou Diary - Delusion Diary) [English] [Decensored]
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
[Department Y Research Institute] Gen'ō No Seidorei-Chan De Asobou!
Twilight's Research | 暮光学习计划
Seikoui Jisshuu!
(C86) [atempo (KURO)] Lovely Shower
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
Zecchou Kenkyuujo | Orgasm Research Facility
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
[Mizuyuki] Itsuka mata Kouhen (COMIC HOTMILK 2021-01) [Chinese] [兔司姬漢化組] [Digital]
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
Daisuki na Vtuber no Nakanohito ga Osananajimi dattara Ken
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]
Dance! Tentacle Research Center - Seedbed-hen
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
FULLMETAL PANIC! Kaname
POLICEMAN'S TRAP
[Suehirogari] Sexhibition 7 [English]
Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I
[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]
(C67) [Oh!saka Spirits (Various)] Trouble You (School Rumble)
[Peko Renmei (Kosuke Poke)] Sanbing-sama ni Saimin Kakete Icha-ra Busuru Hanashi (Genshin Impact) [Digital] [English] [Kuraudo]
我的怨种室友 01
[Neko to Hato (Hatoya Mameshichi)] IS Gakuen Kounin!? Usagi Kari no Yoru | Approved by IS Academy? Bunny Hunting Night (IS <Infinite Stratos>) [English] [Digital]
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
[The Amanoja9] Namahame Bunnys
奇譚事件録 人誑の棲家 弐
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
Taste of Forbbiden Fruit Ch.1/17
Zecchou Kenkyuujo 2 Orgasm Research Facility 2
[dismassd] Kronii Likes Being Praised! Part two (Hololive)
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
[Kakuzatou] Lotion Motion (COMIC Anthurium 2018-06) [Chinese] [Banana手工漢化] [Digital]
(COMIC1☆10) [Niwatoritowani (Taiki)] Ore ga dore dake Omae o suki ka. (Suzumiya Haruhi no Yuuutsu)
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
Research of Barnaby Brooks Jr.
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
[CATCH![WEB sairoku] On'na no ko basute(Persona 4)
Furyou Idol-chan Bakutan
Nomarete Nanbo
Shasei! Bokki Inkei Kyoushuu Sakusei!
Bowsette's Research
[Yoshida Inuhito] Summer Game (COMIC JSCK Vol. 6) [English] {doujins.com}
(C82) [YOMOTHUHIRASAKA, HINA*CAN (bbsacon, Hinako Yui)] Aiyoku Inbi no Sodominist (Steins;Gate)
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report