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

Dance! Tentacle Research Institute

Insect Research Institute 2

[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]

体育教師の躾方

JS Kenkyuukai | JS Research Seminar

Otouto ni Mukatte Onanie Shichau Futanari Yurika

(C86) [Kaminari-neko (Eitarou)] Yamikoi -Saimin- | Yamikoi -Hypnotism- (Nisekoi) [English] [Doujin-Moe]

Kikan Gentei Super Darling

Fellatio Research Department Epilogue

Fellatio Kenkyuubu | Blowjob Research Club

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

(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

[Hazuki Kaoru] Tenpou Momoiro Suikoden 1 [Chinese] [青文出版]

Inter Mammary [English] [Rewrite]

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

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

[ENGLISH] [Aa Mou Sou Iu Koto ni Naru] Pool de Nanpa Sareta Uzaki Tsuki (44) 3P (Uzaki-chan wa Asobitai!)

(COMIC1☆13) [Angyadow (Shikei)] Altina Ijiri 2 (The Legend of Heroes: Trails of Cold Steel)

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Shinshin-san to Sukebe Shitai!

[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]

[Ruibosucha] AI ga Kimeta Musuko no Risou no Yome wa Watashi no Tsuma deshita

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(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]

Sekinin Totte yo Onee-chan

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

(C73) [Skirt Tsuki (keso)] Kinpatsu no Omamori (Mobile Suit Gundam) [English]

Twilight's Research | 暮光学习计划

Ero Niku Jimiko wa Kuzu Kyoushi no Harami Ana

[Hakase] Ero Mangaka to Ashi-kun | 工口漫画家与助理君 Ch. 2-5 + 番外[Chinese] [Digital]

Sakusei Byoutou / Semen Extraction Ward

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

Shokushu Soushuuhen

[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]

Watashi no Tsuma wa Shota Chinpo Chuudokushou to Shindan Saremashita.

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

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

Dance! Tentacle Research Center - Seedbed-hen

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Teme Benkyou OshiERO yo!

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]

[Tsukino Jyogi] Tsuyairo Jouwa [Chinese] [Incomplete]

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

Nebukuro no Naka no Uchuu

Seishun Black Time Killer

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

[Inoue Nanaki] Kurogal Ochi ~24-jikan Conveni Bitch-ka~ - Black GAL IMMORAL 24H Convenience Store Bitch!! Ch. 3-4 [English] [N04h]

Hametorare Full Color Ch. 1-10

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Zecchou Kenkyuujo 2 Orgasm Research Facility 2

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

Dance! Tentacle Research Institute

[Hroz] Ishuzoku to dekiru shōkan - Kurokohime hen -

(RTS!!5) [Huttou, Salt (Watabe, Takamashiya)] Iki Kitte Koso Ace! (Haikyuu!!) [English]

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]

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

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[Takurou] Rica no Kenkyuushitsu ~Chiteki na Rikeijo no Seitai~

[Marneko] Tandeki Fetishism | 耽溺變態的戀物癖 [Chinese]

Ensei Miyage Kaiki Tanka

(SC58) [Popochichi (Yahiro Pochi)] Chuunibyou demo H ga Shitai! 3 (Chuunibyou demo Koi ga Shitai!) [English] {doujin-moe.us}

Bowsette's Research

Kutsujoku Skinship

COMIC Muga 2004-03

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

[Department Y Research Institute] Bōkoku ōjo no matsuro

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

(C97) [Turning Point (Uehiro)] Mash to Tokubetsu Training (Fate/Grand Order) [Chinese] [爱弹幕汉化组]

Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~

(C82) [Sorairo March (Narusawa Sora)] Kono Umi, Inran Otokonoko Shutsubotsu Chuui!

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]

Sidonia no Kome Dorobou | Rice Thieves of Sidonia

[SS-BRAIN] Koibito ja...nai. Seto Karen Hen + APPEND BOOK [Chinese] [Digital]