Exploratory Research Design porn

[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}

(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report

[MLC Design House (LIN, Maria)] Xing (Air)

[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]

[Department Y Research Institute] Gen'ō No Seidorei-Chan De Asobou!

Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record

School Days Design Data Collection

[Zonda] Fellatio Kenkyuubu | Blowjob Research Club [English] [Uncensored] [head empty + RedLantern]

[Sumeragi Designs (Sumeragi Seisuke)] D4C (Touhou Project) [English] {Sharpie Translations} [Digital]

[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]

(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report

(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}

Leave-It-To-Me-Design - Ch. 02

Manga Research Triangle

(C90) [Sumeragi Designs (Sumeragi Seisuke)] PORNO STAR (Granblue Fantasy)

[Anthology] Angel Halo Vol.2

A Female Android Designed to Take Male Virginity

[Tesuri no Post (Soi)] Miyabi-san to. (GA Geijutsuka Art Design Class)

Research Fellow

Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club

[MLC Design House (Maria)] Maid no Mori (Hanaukyou Maid Tai)

[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】

Futanari Kenkyuu Dousoukai | Futanari Research Club

Dance! Tentacle Research Institute

Fellatio Research Department Epilogue

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Bowsette's Research

[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]

(C63) [MUSASABIDO (Bakuchin)] Research of a maid

Dance! Tentacle Research Institute

D4C continue again

[COCOA] BOUNTY HUNTER GIRL vs Re:FASHION DESIGNER Ch. 13

[KEY TRASH (Hikagi Tatsuhiko)] Wild Princess (GA Geijutsuka Art Design Class) [Chinese] [沒有漢化]

[Tempuru] Albedo & Sucrose's Isekai Observation Research Report

[Sumeragi Designs (Sumeragi Seisuke)] D4C (Touhou Project) [Chinese] [基德漢化組] [Digital]

[Naitou Kirara] Ready Slime! [Illustration & Character Design Setteishuu Tsuki Denshishoseki Genteiban]

Research of Barnaby Brooks Jr.

(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]

Sumeragi Designs ] R. I. P.

(C93) [Dodoitsu. (Panco.)] Research Love Make Presentation | Research Lab x Expression (Motto! Hinekure Chaser 3) [English] [Pink Cherry Blossom Scans]

[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]

[Fully Automatic Public Service Woman (Kobe no Tsukaka)] A book that Proposes designs for sissy tattoos [English][ShujinScanlations]

Attack on Research

[Haruta] Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club 2-in-1 Bonus Chapter [English] [Digital]

[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]

[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]

Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3

(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]

[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]

[Arkham/Rewnoss] Folk Song design artbook

[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)

(C90) [Ikariya Koubou (Ashita Ikariya)] GA Bijutsu-bu Fuufu Dokuhon Nyuuyoku-hen (GA Geijutsuka Art Design Class)

[Department Y Research Institute] Bōkoku Ōji no matsuro