Koi no Install
(C89) [Kanten Garas (Kurokura Eri)] Chitose to Yasen Ni (Kantai Collection -KanColle-)
Girls Saurus DX V9 - CH56
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
Zecchou Kenkyuujo | Orgasm Research Facility
Narmaya Attack!!
Magical Occult Research Girl Defeated
(Reitaisai 14) [Sinkirou (Dyon)] Seiran Onee-chan to Shota Ringo | Seiran onee-chan and shota Ringo (Touhou Project) [English] [Tabunne Scans]
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Research Fellow
[Department Y Research Institute] Bōkoku ōjo no matsuro
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
[操作パネル] フィンネルをくんかくんかぺろぺろちゅっちゅするほん。(アルトネリコ3)
[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]
Osuki ni Demasei!
Humanroid no Semen Paradise!
Rentaru Futakano + Rakugaki Toka gottani
Shishunki Omutsu Training
Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club
(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
Atre Temps
(SC46) [AQUA-FANG (Misato, Kai)] Seitokaichou no Oshigoto (Medaka Box)
[Department Y Research Institute] Bōkoku Ōji no matsuro
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Futanari Kenkyuu Dousoukai | Futanari Research Club
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
Virgin Vol2 - Chapter 6
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
(C96) [Tamarun (Tamarun)] Abby Kenkyuu Bon | Abby Research Book (Fate/Grand Order) [English] [Team Chungus TL]
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
[Tamagou] Tokai kara Kita Otoko ~Kowasareta Inaka Tsuma~ [English] [NineTails]
Suna no Kusari Vol2 - Ch10
Happiness 3
こんにちは、お隣の奥さん-川内 依子 編
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
Doujin AV o Satsuei suru Couple
[Arisan-Antenna (Koari)] Matsuri no Yoru ni (Ao Don Hanabi no Kiwami)
[Shinsekai Set (Hetaren)] Kurodate o Shiro ni Someru Seishoku Kenkyuu o (Blue Archive) | Sexual Gourmet Research: Dyeing Kurodate White [English] [Douzo Lad Translations]
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
Kemonohito Kishi no Keiai STORY.1
Attack on Research
Two Girl's Suck-Suck Research Note
Saimin Ni Makeru na Mei | Rosa loses to Hypnosis
Diamond wa Kizutsukanai 1
Research of Barnaby Brooks Jr.
[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]
[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]
[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]
[Kamibukuro Works] Uchi no Imouto ga Ichiban Kawaii (Chuunibyou demo Koi ga Shitai!) [Digital]
ERO☆うさ
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report
Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
(CT26) [Digital Lover (Nakajima Yuka)] D.L. action 98 (THE IDOLM@STER CINDERELLA GIRLS) [English] {YQII}
[Zonda] Fellatio Kenkyuubu - Fellatio Research Department | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [CrinkzScans] [Digital]
Ikinari! Saiminjutsu
Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I
[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ ch 14 - 28