[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]
[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)
Zecchou Kenkyuujo | Orgasm Research Facility
Furariro
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Keteru (Chiri)] 大切な君と祈りの歌を紡いでいくために (NieR:Automata) [Digital]
[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]
Futanari Kenkyuu Dousoukai | Futanari Research Club
[S.H] Good Night & Good Morning! (Final Fantasy XIV)
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
Icha Love x AneImo Sweet Pudding 3
Shouten! Harame Ore no Ragna-Rock!!
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
Trans-swimsuit Lovers
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
(CR35) [Tsurikichi Doumei (Kogawa Masayoshi, Kosuke)] Oudou ~Jikkon no Power Bomb no Shou~ (Various)
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
[Shiwasu no Okina] Haru Hame! [English] [Decensored]
(C89) [Kairanban (Emine Kendama)] Namiland to Issho | Together with Namiland (One Piece) [English] [EHCOVE]
Wancho-ke Note C93
[Zonda] Fellatio Kenkyuubu - Fellatio Research Department | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [CrinkzScans] [Digital]
ヤンママおばさんの魅惑の躰2
[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
Fellatio Kenkyuubu | Blowjob Research Club Ch. 2
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]
To sawa kodo ~ hiyake bichibare naedoko shussan ~
Attack on Research
(Hikarizaka Koukou Souritsushasai) [S-FLAKE (Yukimitsu)] Tomoya Shikkari Shinasai! (Clannad)
Binyuchousain Ayako | Busty Researcher Ayako
Movie Research Lovers
(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Kyou Kara Boku wa Kinbaku Ningyou
Magical Occult Research Girl Defeated
Twilight's Research | 暮光学习计划
Dance! Tentacle Research Institute
Let's play KAGE BUNSHIN!
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
[Gotarou no All Night Fuck (Gotarou)] Jumyou o Taika ni Kaifuku Mahou o Tsukau Jutsushi, Nani Hitotsu Mukuwarezu Naburare tsukusu
Pokemon ADULT Moon 2
Kotaeawase
Onii-chan wa mada Natsuyasumichuu dakara Sex Shitemita
(C91) [Karakishi Youhei-dan Shinga (Sahara Wataru)] Konoha-don Yasaimashi (Naruto) [English] [SeekingEyes] [Colorized] [Incomplete]
Boku no Hatsujou Pet wa Kemomimi Kyonyuu Shemale
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
[rebirth] Kantoku no Arbeit (Ookiku Furikabutte)
[Toku Soncho] Shiawase Manga
[Department Y Research Institute] Bōkoku Ōji no matsuro
[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]
(SC8) [Mystic Chord (Gyro Amarume)] INTRODUCTION Mystic Chord Shoki Soushuuhen (Cardcaptor Sakura)
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=
Sakurahime
[A.O.O. (Eiki Asanagi)] Bitter Sweet Chocolate (Axis Powers Hetalia)
[Okuya Sei] Bomai Aido
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
(C86) [Digital Lover (Nakajima Yuka)] D.L. action 88 (Kantai Collection -KanColle-) [English] {doujin-moe.us}
(C63) [Shikkokuno J.P.S. (Hasumi Elan)] GIRLS GOT RHYTHM (With You ~Mitsumete Itai~)
Dance! Tentacle Research Center - Seedbed-hen
(Reitaisai 14) [Moeru Gomi (Ogata Hiro)] Mikawaridane (Touhou Project)
Boku wa Anata ni Wan to Naku
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
[Romance no Neko Ookami Musume (gisyo)] Kyou Ka (Touhou Project)
Solo DID Asobi
Shigoto Agari no Boudica wa, Marude Gaman ga Dekimasen.
[orange girl (Sugiyama Yuzuki)] Houkago Ryoujoku Time (K-On!) [Digital]
[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]