Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research
(C73) [ASGO (Zanzi)] L@VE4U PART1 (THE iDOLM@STER)
Magical Occult Research Girl Defeated
(C83) [METAL-WIND (Sangou)] Kyouka (Senran Kagura)
[Hazuki Kaoru] Hazuki Kaoru no Tamaranai Hanashi (Full Color Version) 2-1
[Tanaka-Ex] Naoshi-kun to Oneechan | Naoshi-kun and his Elder Sister (Kuchu Kuchu) [English] [Humpty] [Decensored]
(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]
Kotoko wa Isshou Yokkyuu Fuman
The world which laughs, hello.
Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
[Rinjuu Circus (Haguhagu)] Sasha-chan ga Youkoso ~Futoshi-kun Route Soushuuhen + α~ [Chinese] [这样很好=汉化组合]
Zecchou Kenkyuujo | Orgasm Research Facility
Two Girl's Suck-Suck Research Note
(C81) [WaToSaTo (Sugiura Sen)] Bunbunmaru Shirigami Roku ~ Mountain of Ass (Ketsu darake Touhou Soushuuhen +) (Touhou Project) [English] =LWB= [Incomplete]
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]
女忍狩り
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}
[sanrokugo][Genki no mizu no wakutokoro (Various)] RO Hard Core (5th story) (ENG)
(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=
しろくろちらりずむ 東方Project
(SUPER10) [Digital Lover (Nakajima Yuka)] D.L. action 05 (Ukagaka)
[Naruko Hanaharu] Shoujo Material [Digital]
Fellatio Kenkyuubu - Fellatio Research Department
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
(C93) [Dodoitsu. (Panco.)] Research Love Make Presentation | Research Lab x Expression (Motto! Hinekure Chaser 3) [English] [Pink Cherry Blossom Scans]
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
SPLASH
[FruitsJam (Mikagami Sou)] Omake Hon 2010 SUMMER (Various) [Digital]
[Department Y Research Institute] Bōkoku Ōji no matsuro
[Department Y Research Institute] Bōkoku ōjo no matsuro
Nekomimi Haeta Shoujo ga, Kanojo ga Shite Kurenai Anna Koto ya Konna Koto o Shite Kureru.
JS Kenkyuukai | JS Research Seminar
[Fujibuchi Takahisa] おかず少女 [4K掃圖組]
Petit Graffiti 201605
[Anthology] Core Colle Lost Virgin [Digital]
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
(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]
[Hyji] Dareka ga Watashi o Miteru ~Tousatsu sareta Onna~
Insect Research Institute 2
(Tales Link 5) [Pastel (Runo)] Kimi ni Shibirete Shikatanai (Tales of Zestiria)
Twilight's Research | 暮光学习计划
I Need Money For Brand New GPU Please!
浮遊する夢 (Free!)
[Hito no Fundoshi (Yukiyoshi Masumi)] Admired beautiful flower.3 (Princess Lover!)
[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]
[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]
[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]
Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants
[Kawai Shun] Dance! Tentacle Research Institute [English]
Dance! Tentacle Research Institute
Fellatio Kenkyuubu | Blowjob Research Club
[Zawa Palette (Aizawa Monyo)] Amakuchi Succubus | 甘甜魅魔 [Chinese] [无毒汉化组] [Digital]
[Naganeko] Do-S Yankee JK to Do-M Hentai Teacher (COMIC Grape Vol. 38) [English] [Nishimaru]
[Haruta] Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club 2-in-1 Bonus Chapter [English] [Digital]
(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)
RUSH!!04
Fellatio Research Department Epilogue
(C90) [Werk (Andou Shuki)] Oshigoto Theater 4 (The IDOLM@STER MILLION LIVE!)
Zecchou Kenkyuujo 2 Orgasm Research Facility 2
Koibito Gokko o Shimasenka? | Why Don't We Pretend to Be Lovers
[Department Y Research Institute] Rorisakyubasu Wa Ningen Ni Tsukamaruto Dō Naru No?
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
(C93) [Noraneko-no-Tama, Hitsuji Ichiban Shibori (Yukino Minato, Hitsuji Hako)] Tamaya Oodama Nijiiro Soushuuhen 2 (Various)
[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report
Binyuchousain Ayako | Busty Researcher Ayako
Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
[Ryoh-zoh] Rarefure Ch. 1-3 [Chinese] [乱嘿咁嚟汉化组]
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report