Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
JS Kenkyuukai | JS Research Seminar
(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
[Eisen] Kousei Shisetsu (ANGEL Club 2016-03) [English] [constantly]
[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
Comic Unreal 2006-06 Vol. 01
(C88) [Natsuiro Terrace (Kishimasa)] Innyuu Futanari Bourei Shoujo Zoku (Touhou Project) [Chinese] [可乐个人汉化] [Incomplete]
Moshi Sentou no Bandai ga JK dattara
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
Mamasan,yobai ha OK desuka? VOL3
Deisui Onna Joushi NTR
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
[Intendou (Yutarou)] Yutarou Kojinshi 1 (Various)
(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
[C8 (8)] Ryoujoku ~Juurin Zecchou~ (Fate/Grand Order) [English] [xinsu] [Digital]
(C87) [SPT (Kakenasi, Kouguchi Moto)] Idol Nikudorei Sengen! (PriPara)
Two Girl's Suck-Suck Research Note
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Research Love Make Presentation | Research Lab x Expression
いつも姉にからかわれているので一転攻勢する弟くん
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
Papakatsu! Moshi Papakatsu Aite ga Jitsu wa Zenin Musume no Tomodachi dattara Saishuuwa
Secret Between You & Me
[SHIS (Z-ton)] Mesudachi [Chinese] [兔司姬漢化組] [Digital]
少女たちの蜜接なヒメゴト2
Dance! Tentacle Research Center - Seedbed-hen
(C80) [Miwaku-iro Missile (Otogi)] Touhou Paizuri Shijuuhatte Ge | Touhou Paizuri 48 Techniques, Part 2 (Touhou Project) [English] [desudesu]
[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report
Good Morning Chiba
Zecchou Kenkyuujo 2 Orgasm Research Facility 2
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
Nurechattan dakara Shikata Arimasen yo! | Since I'm Already Wet it Can't Be Helped!
[Yanagisawa Yukio] Boku ga Kimi o Korosu made | 直到将你杀死 Ch. 1-3 [Chinese] [冒险者公会] [Digital]
診察するのはお兄ちゃん!?~10年ぶりにハダカ見られちゃった…。~ 第1-7話
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
(C96) [Tamarun (Tamarun)] Abby Kenkyuu Bon | Abby Research Book (Fate/Grand Order) [English] [Team Chungus TL]
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
Binyuchousain Ayako | Busty Researcher Ayako
[Kilometer (Kirome)] Uchi no Ko ga Takusan no Doutei Aite ni Guchogucho ni Sarechau Hon [Chinese] [比斯娘汉化组] [Digital]
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
Insect Research Institute 2
Fellatio Kenkyuubu | Blowjob Research Club Ch. 2
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Crimson] Hebi Hime 2 (One Piece)
(C95) [Okina Keikaku (Shiwasu no Okina)] Sunohara Sou De Chichichichi Mitainano (Sunohara-sou no Kanrinin-san)
[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]
[PASTEL WING (Kisaragi-MIC)] COSTUME PARFAIT 3 -Koniro Impact- (Yoake Mae Yori Ruriiro na)