Night Rehearsal Shibuya Rin
(Meikasai 10) [Komorikiri. (Urin)] Katte ni Makaizou ~Seirensen Hen~ (Touhou Project)
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
Dance! Tentacle Research Institute
[Ironimu (Uminori)] Assort Azunyan (K-ON!)
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Magical Occult Research Girl Defeated
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
[Paradiddle (Yamaoka Koutetsurou)] M.I.L.F. HUNTERS FILE 2012 ~Natsu no GANG BANG special!~
Trouble Baby Leaf
[Shibata Kozue] Yorimashi -Zenpen-
JS Kenkyuukai | JS Research Seminar
[Jorori] Natsu to Jun | Summer and Innocence (COMIC HOTMILK 2019-01) [English] [Team Koinaka + Rotoscopic] [Digital]
[my pace world (Kabocha Torte)make love ~ Dare yori mo kimi o aisu ~(Pokémon Black and White)[English] [cedr777]
Take a Peek 偷窥 Ch.33-36
Sybilla Tore 2
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
(C85) [CREAYUS (Rangetsu)] Bubbles Noise (Code Geass)
[Kyoten Heichou] Daraku Ninpu Tsuma 2 [ENG]
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Amaiki Kanojo
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
Musen Houkei wo Mederu Hon
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
[Akino Sora] Shimai Hana | Twin Sisters Blossom (COMIC Megastore 2011-12) [English] {doujin-moe.us}
【黑夜汉化组】秘密的检讨书
[Choujin Group Miracle-kai (Honda Masaru, Mitsufuji Kouichi, Satou Shin)] Geki Baka Jungle Vol. 1 (AKIRA, Kimagure Orange Road, Bastard, Dominion, Project A-Ko)
[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]
[Aeba no Mori (Aeba Fuchi)] Yorokobe Kimi wa Watashi ni Paizurareru dake no Sonzai ni Natta [English] {Steven_Even} [Digital]
[tiptoe (Rinto)] Ikamonogui (Magi: The Labyrinth of Magic) [Digital]
Haha ga Hakui o Nugu toki 6
(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]
HEART&BODY.24LE 置換
(C71) [Rehabilitation (Garland)] DragonBall H Maki San (Dragon Ball Z) [English] [hyarugu] [Colorized]
Twilight's Research | 暮光学习计划
R.O.D 3
Demand
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
School Days Official Visual Art Works
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
[doumou] Omorashi Najimi (COMIC Shingeki 2011-12)
Yousha Nai Sakusei Tekoki | Merciless Handjob Semen Extraction
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
(C85) [KAMINENDO.CORP (Akazawa RED)] Iku-chan to Ikuiku suru Hon (Kantai Collection -KanColle-) [Sample]
[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]
Dance! Tentacle Research Center - Seedbed-hen
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
(KoiMari4) [Hirojuu Renshuuchou (Hiroya)] -mariho- (Touhou Project) [English] [Elegant Succubus]
(C94) [Sausage Koubou (Alt Bayern)] Watashi no Mono ni Narinasai (Azur Lane)
[teamTGs] Inran Dorobou Neko Nami! (One Piece)
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
[Jiyuugaoka Shoutengai (Hiraki Naori)] Card Captor Sakura Blue Version (Cardcaptor Sakura)
[Shihai Shoujo (Dining)] Medaka The End (Medaka Box)
[Kiryuu Tomohiko] TWIN SPARK GIRLS 2
[Mado] Kinkyorirenai | Abs-solutely Close-Range Love (COMIC Anthurium 2017-05) [English] [Team Koinaka] [Digital]
Ouen Taiken | Cheer Experience
[Vagina Dentata (Hirota Masatane)] Tonari no Musume-san ga Akuma ni Natta Sou desu (PriPara) [Digital]
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
HIGH SCORE HIDAKA
(C95) [Tonpuuratei (Saemon)] Shizuku-san wa Ore no Omoibito | My Neighbor Shizuku-San, My Fondest Desire [English] [ultimaflaral]
[Jamming] Ichigeki Nousatsu Satsuki Sensei
[Buriki Daiou (Emons)] Eromanga Nihon Mukashibanashi (Tengu Hen) [Digital]
(SC53) [PLANT (Tsurui)] Ami Mami Mind (THE IDOLM@STER) [English] [Calgaryfag]
(C93) [Uousaohkoku (Uousaoh)] Uousaohkoku no Ryuujou Hon Soushuuhen (Kantai Collection -KanColle-)
[From Japan (Aki Kyouma)] Fighters Giga Comics Round 7 (Various) [Digital]
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
[Inomaru] Joshuu Tsubaki | Female Prisoner Tsubaki Ch. 2 [English] [CGRascal]
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
[Tokyo Bangeringubei Yokohama] Heya to Chinchin to Pachuri
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
Shigure Bedwetter
[Joberu] Fujoshi Trapped in a Seme's Perfect Body 1 (Chapter 1 - 4)
Harem Maid no Damedame Ecchi | 我與後宮女僕們♥不可告人的情事
(SUPER23) [ricca (Tachibana Yuki)] Hatsukoi Shoukougun (Fate/EXTRA CCC)
[Feriko] 足♀主不健全漫画 (Persona 4)
(C86) [MTSP (Jin)] Tachibana-san-chi no Dansei Jijou Matome Ban
Bowsette's Research
Juukan Kyoushitsu - Bestiality Class Ch. 1-3
Gakkou Gaeri no Kayoizuma Yusa Kozue | 放学归途的妻子游佐梢
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
Zettai ni Ikasetai Adult Goods Maker Kaihatsubu VS Zettai ni Ikanai Adult Goods Maker Eigyoubu | The Sales Rep Who Absolutely Won’t Come VS The Researcher Who Absolutely Wants to Make Her Come