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[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches

[Fuuga] Masochism Musume Roshutsu ~Mitsukareba Niku Benki ~

Dance! Tentacle Research Institute

[Lee Yo Dong] Vampire [ENG]

Insect Research Institute 2

F.F. Fight Desire

(Tengu-sama no Oshigoto 8) [Akikaze Asparagus (Aki)] Momiji Murou (Touhou Project)

[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]

Magical Occult Research Girl Defeated

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

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

[Nagashima Chosuke] Chounyuu For You Ch. 1-9 [Chinese] [i751207個人漢化]

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JS Kenkyuukai | JS Research Seminar

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Fellatio Research Department Epilogue

Fellatio Kenkyuubu | Blowjob Research Club

[Neko Maru Rentarou] Takane no Hana no Shikitari wa!? (Otokonoko Heaven Vol. 08) [Chinese] [阿良良木刷牙子個人漢化]

Kyuukei Jikan no Tabi ni Ai ni Kuru JK Senpai

Soshite, Kanojo wa Boku no Mono ni Natta.... 2

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

Furuhonya no Onee-san to | 和舊書店的大姐姐

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

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

(C87) [Gouon (SWA)] Haha Netori 3 Mama Tenchou Haramase Koubihen + Paper (Gundam Build Fighters) [Chinese] [罗洁爱儿个人汉化]

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Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2

Bitter Virgin V4 - Ch29

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[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]

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(SC2015 Autumn) [KINOKONOMI, Murasakiiro no Yoru (kino, Murasaki*)] Gochuumon wa Hatsukoi desu ka? (Gochuumon wa Usagi desu ka?) [Chinese] [脸肿汉化组]

(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]

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

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

Twilight's Research | 暮光学习计划

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

[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]

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Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Tekon no Kataomoi | El Amor No Correspondido de Tekon

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

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

[laliberte] MEMORY PART 2[english]

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

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

[STUDIO AWAKE] Nyotai no Himitsu (Mystery of the Female bodies) <Educational Comic:Biology and sex #4>

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Kabukichou Goshimei ♂ Sounyuurimasu! 1

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

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

Dance! Tentacle Research Institute

[Shimaji] Ona-Kyoudai | Masturbation Siblings (Otokonoko Heaven Vol. 09) [English] [mysterymeat3]

Kurashiki-sensei wa Hatsujouki 2

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

Research of Barnaby Brooks Jr.

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

Ganko na Kishi no Kyouretsu na Hatsujou to Sore o Naosu Suihei!

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

Shizuku-chan Echi Echi Hon Echi Echi Densha Hen

Mimi Perori Dear ear

[Kurosaki Mairi] Onna no Ko Koujou Iinkai

[Egonokatamari (Kimura Neito)] Fire woman (Granblue Fantasy) [English] [Doujins.com] [Digital]

Bowsette's Research

Niizuma Asuka-tan | New Wife Alexis

[Rasen Kyuuri] Kounai Enkou "Hinnyuu Shoki Risako"

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

Niko Copy

[Department Y Research Institute] Bōkoku ōjo no matsuro

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

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

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

Futanari Succubus-chan # 04

Megami ga Mizugi ni Kigaetara

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

(Reitaisai 12) [Koutetsu (Satou Hagane)] Touhou Suzunaan Hinoenma Hiroku - Kyuusei Douin Hen (Touhou Project)