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

Dance! Tentacle Research Institute

Futanari Kenkyuu Dousoukai | Futanari Research Club

(Kouroumu 10) [Sumeragi Designs (Sumeragi Seisuke)] D4C continue again (Touhou Project) [English] {doujins.com}

[Meme50] Mizugiwa Sabotage | Sabotage at the water's edge [English] [Decensored]

D4C continue again

[Department Y Research Institute] Rorisakyubasu Wa Ningen Ni Tsukamaruto Dō Naru No?

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

[Tsuki no Mizu Kikaku] Naedoko Dungeon Chronicle Official Design Works

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Dance! Tentacle Research Institute

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Dungeon's Legion Maou ni Sasagu Official Design Works

[Eriaru99 (Shachiku)] Noda Miki Eromanga (GA Geijutsuka Art Design Class)

[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]

(C96) [Tamarun (Tamarun)] Abby Kenkyuu Bon | Abby Research Book (Fate/Grand Order) [English] [Team Chungus TL]

[坐磨屋ミロ×鈴川アキナ] 新人バイトはHカップ～もしもアルバイト先の新人が押しに弱い巨乳娘だったら… 第01-07巻

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

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

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

Fellatio Research Department Epilogue

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

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

Sumeragi Designs ] R. I. P.

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

(Shuuki Reitaisai 3) [Sumeragi Designs (Sumeragi Seisuke)] D4C final (Touhou Project) [English] {doujins.com}

[Sumeragi Designs (Sumeragi Seisuke)] D4C (Touhou Project) [Digital]

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

[Department Y Research Institute] Bōkoku ōjo no matsuro

[Kanyapyi] Private Design (COMIC Megastore H 2009-05) [English] {Hentai from Hell}

Twilight's Research | 暮光学习计划

[Rakujin] Abandon-100Nukishinai to Derarenai Fushigi na Kyoushitsu-with Character design & Secret illustration, E-book limited version

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

Movie Research Lovers

D4C

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

[Anthology] Angel Halo Vol.2

(C86) [Sumeragi Designs (Sumeragi Seisuke)] Ninja Acme Shock - Sendai-Kaini in Flames (Kantai Collection -Kancolle-)

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

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report

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Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I

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[Sumeragi Designs (Sumeragi Seisuke)] Dragon Farm Compulsion ~Tatsuta Kyousei Ryoujoku~ (Kantai Collection -KanColle-) [Digital]

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

School Days Design Data Collection

[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]

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

R. I. P.

A book that Proposes designs for sissy tattoos

(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report

Meuniere

Enquete de Henshingo no Design ga Kawaru!

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

[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]

[Shitoalice] ON THE LINE (Neon Genesis Evangelion)

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

D4C final

Zecchou Kenkyuujo | Orgasm Research Facility

Leave-It-To-Me Design - Ch. 01

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[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]

(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=

(C90) [Touge Mine (Fujiko)] Geneki GA Class Nodamiki-chan to Cosplay H-zanmai (GA Geijutsuka Art Design Class)

R. I. P.

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(SC6) [MLC Design House (LIN)] TWIN SIGNAL (Hikaru no Go)

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

Level Design

Attack on Research

[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]

[Naitou Kirara] Ready Slime! [Illustration & Character Design Setteishuu Tsuki Denshishoseki Genteiban][Chinese][打打计数君个人汉化][Digital]

(C85) [Sumeragi Designs (Sumeragi Seisuke)] D4C continue (Touhou Project) [English] {doujins.com}

(Shuuki Reitaisai 3) [Sumeragi Designs (Sumeragi Seisuke)] D4C final (Touhou Project)

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[Kawai Shun] Dance! Tentacle Research Institute [English]

[COCOA] BOUNTY HUNTER GIRL vs FASHION DESIGNER Ch. 4 [Chinese]

[Shinsekai Set (Hetaren)] Kurodate o Shiro ni Someru Seishoku Kenkyuu o (Blue Archive) | Sexual Gourmet Research: Dyeing Kurodate White [English] [Douzo Lad Translations]

D4C continue

Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research

Hatsujo MuchiMuchi Girl Melonbooks Kounyuu Tokuten Kakioroshi Illustration & Character Design Shuu

(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]

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

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

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

[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]

SSSS.DYNAZENON GRIDMAN UNIVERSE CHARACTER CONCEPT DESIGN

Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants

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

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

[Aoi Hitori] Dousoukai | Alumni Association (Bishoujo Kakumei KIWAME 2011-02 Vol.12) [English] [SaHa]

BOUNTY HUNTER GIRL vs FASHION DESIGNER Ch. 4

[Sumeragi Designs (Sumeragi Seisuke)] Meuniere (Fate/Grand Order) [Digital]

[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]

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

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

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

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

[KEY TRASH (Hikagi Tatsuhiko)] Wild Princess (GA Geijutsuka Art Design Class)

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

Enquête de Henshinato no Design ga Kawaru !

Enquête de Henshinato no Design ga Kawaru !

(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)

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