[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
[Akiyama Kenta] Gakuen Yuugi
[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]
Futanari Kenkyuu Dousoukai | Futanari Research Club
Research of Barnaby Brooks Jr.
(Chokotto Waru no desu... Ouji) [inoNabeTei (inoshishi)] Fellow Hermit (Sennen Sensou Aigis)
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
Majiwari no Yado | Fellowship Inn
Kawakami-san.
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
COMIC X-EROS #28
(C78) [Wata 120 Percent (Menyoujan)] MIO nochi RITSU (K-ON!) [English]
Sennou Sarete Shimatta Oujo to Nakama-tachi | Brainwashed Princess and Fellows
[Mizuyan] Anal Breaker!! ~Zecchou! Nikubenki~ | Anal Breaker!! ~Climax! Cum Dumpster~ (Heroine Pinch Vol. 11) [English] [desudesu] [Digital]
Anata ni Ai o Anata ni Hana o - Let me give love to you, I will give a flower to you
Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record
[Maraparte FIRE FELLOW CHARMING
(C60) [Oh!saka Spirits (Various)] A Fellow Comes (Yoru ga Kuru! -Square of the Moon-)
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
(C84) [Mimippu (Izumimipu)] Koibito Gokko o Shimasenka? | Why Don't We Pretend to Be Lovers (Touhou Project) [English] [Fellowship of Freelancers]
(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)
Two Girl's Suck-Suck Research Note
FIRE FELLOW CHARMING
(C88) [Maraparte (Kojima Shoutarou)] Fire Fellow Charming (Boku no Hero Academia)
My Obstinate Fellow
[Manzou] Hitozuma Kuzushi
[Kawai Shun] Dance! Tentacle Research Institute [English]
Magical Occult Research Girl Defeated
(SC33) [UDON-YA (Kizuki Aruchu, ZAN)] SWEETISH FELLOW (Fate/stay night) [English] [Rookie84]
(C82) [Shoujo Kakei (inkey, Izumi Banya)] Kimendoushi no Medapani Nikki | Devil's Face Fellow's Panic Diary (Dragon Quest V) [English] {doujin-moe.us}
DB Girls Sucking Cock
Binyuchousain Ayako | Busty Researcher Ayako
SWEETISH FELLOW
Serious-Biting!
[Miyamoto Rumi] Shizumi Sou UP UP
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
Attack on Research
Fellatio Kenkyuubu | Blowjob Research Club Ch. 2
Dance! Tentacle Research Center - Seedbed-hen
Suikou seyo. B.B Keikaku! Execute the B.B. Plan!
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
[Deego] Sana Pai | Sanae Boobs (Touhou Project) [English] [Fellowship Of Freelancers]
(Kyoukai kara Mieta Keshiki -Musubu-) [Mugendai (Humei)] Hifuu Club ga Hitotsu ni Natta Hi | The Day the Secret Sealing Club became One (Touhou Project) [English] [Fellowship of Freelancers & Moizac]
[Arsenothelus (Rebis and Chinbotsu)] Bloom Pirate Hooker Queen - First Half (English) [Colorized]
Ore-tachi no Shain Ryokou | My Obstinate Fellow
Zecchou Kenkyuujo | Orgasm Research Facility
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
Ghost Love Ch.1-15
[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]
Fellow Hermit
(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3