[Okayusan] School Caste Prologue and Ch. 1-3 [English] {Erf'} [Decensored]
WARU I KO
Haruiro Komichi
Milk Cure Pt2
[Rena Koubou] Hangyaku no Kallen (CODE GEASS: Lelouch of the Rebellion)
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
Movie Research Lovers
Sister no Seinaru Himegoto
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Kaizoku Joou | PIRATE QUEEN
Bowsette's Research
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
(Reitaisai 11) [Douganebuibui (Aburidashi Zakuro)] Inori Furu nara (Touhou Project)
Mai Shibori.
(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)
[Shinsekai Set (Hetaren)] Kurodate o Shiro ni Someru Seishoku Kenkyuu o (Blue Archive) | Sexual Gourmet Research: Dyeing Kurodate White [English] [Douzo Lad Translations]
[Kusari (Aoi Mikku)] Dorei ochi butou hime (Dragon Quest XI)
Yotta Nachi-san to H Suru Hon {doujins.com}
(C89) [Kairanban (Emine Kendama)] Namiland to Issho | Together with Namiland (One Piece) [English] [EHCOVE]
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Active] Mahjong Fantasic Art Collection
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
Two Girl's Suck-Suck Research Note
[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]
Binyuchousain Ayako | Busty Researcher Ayako
JS Kenkyuukai | JS Research Seminar
[Zonda] Fellatio Kenkyuubu - Fellatio Research Department | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [CrinkzScans] [Digital]
(C96) [Shougentei (Kuon)] Radorado (Kantai Collection -KanColle-) [Chinese] [爱弹幕汉化组]
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
Heya ni Sumituita Onna Yuurei ga Muchumuchu nanode Omowazu
(Reitaisai 8) [Chaotic Wolf (Inuboe)] Fetishism (Touhou Project)
Dance! Tentacle Research Institute
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
[Dadachamame (TTOMM)] Akuma de Shibori Toru (THE IDOLM@STER) [Chinese] [最爱福瑞汉化组] [Digital]
Twilight's Research | 暮光学习计划
KanMusu Chichi kosu Kansatsu Kiroku Rei
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
[Akaume] Banchou no Ohanashi | A Talk with the Banchou (COMIC Megastore H 2011-01) [English] [XCX Scans]
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]
[Ouya Onoaki] Youchuu - Little Girl Kiss [English] {Mistvern}
[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】
(C76) [P Shoukai (Various)] Momo-an 23
Dance! Tentacle Research Center - Seedbed-hen
[千凰、dei] お仕事任せてください! (魔女えっち2)
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
Zecchou Kenkyuujo | Orgasm Research Facility
COMIC Megastore H 2006-03
Risounokareshi 3 Hayama Yuka Hen
[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report
Nangoku e Youkoso
[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]
[Department Y Research Institute] Bōkoku ōjo no matsuro
(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}
[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]
Let's get Physical Ch. 3
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
(C60) [Kopikura (Kino Hitoshi, Yokoshima Takemaru)] F.L.O.W.E.R Vol. 01 (Detective Conan) [English] [KageSennin]
(Kouroumu 6) [MATILDA] Kore Touhou de Yaru Hitsuyou Naku ne? | Is it really necessary to do this in Touhou (Touhou Project) [English] [pesu]
Research of Barnaby Brooks Jr.
(C92) [Mix Fry (Takurou)] Yumeko BET (Kakegurui) [Chinese] [无毒汉化组]
(C95) [Anko ni Gohan (Asazuki Norito)] Astolfo-kun ga Gudas ni Ecchi na Koto Sarechau Hon (Fate/Grand Order) [English] [mysterymeat3]
Attack on Research
(C88) [Madou Shiryoushitsu (Arashi-D-Akira, emina)] Black or Purple (Touhou Project)
[Metamor (Ryo)] Dosukebe Elf no Ishukan Nikki 1 [English] [constantly] [Digital]
[BoBoBo] Boshi SYNDROME (COMIC X-EROS #17) [Chinese] [名潴學園漢化]