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Break Blue Double Engine

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

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

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

Example

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

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(SC32) [Wagamama Dou (Syowmaru, NIO)] Gyakuten Shaiban (Gyakuten Saiban) [Chinese] [爱弹幕汉化组]

[Zenra QQ] Chinko and Roll [English] [B.E.C. Scans]

(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]

[Hokama Mitsuri] Fukurame! Oppai

Insect Research Institute 2

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

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

[Porori] My First Time is with.... My Little Sister?! Ch.1 (example)

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

Tatoeba Konna Issunboushi | For Example, The Inch-High Samurai

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

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Futanari o Azukaru | 照顧扶她

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How to colorize and examples

Research of Barnaby Brooks Jr.

[Ashimoto☆Yoika] Hikari no Densetsu (Yami) (COMIC Anthurium 019 2014-11) [Chinese] [CA个人汉化]

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

Chikashitsu

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

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Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

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Magical Occult Research Girl Defeated

Soroi no Shitaku de Love Love Ondo

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(CT16) [Special Week (Fujishiro Seiki)] Amaki Shi yo, Kitare (Angel Beats!)

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JS Kenkyuukai | JS Research Seminar

(C92) [Sanman Sanzen Koiking (Tyranu)] Alola Champion no Tokken (Pokémon Sun and Moon)

[Kyouichirou] Shoujo Gangu

Minna de Tamaki ni Narimashou!!

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

Master-san wa Shitsuke Ana ni Haiboku Kakutei desu | I'll Utterly Defeat my Master with my Disciplining Hole

[Kokonoki Nao] Cherry Womb (COMIC ExE 01) [English] [HappyMerchants + B.E.C. Scans]

[Department Y Research Institute] Bōkoku ōjo no matsuro

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

Dance! Tentacle Research Center - Seedbed-hen

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

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

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

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

[Calpis Koubou] Semen wa Nomi Gusuri desu [Chinese] [下一代幸福聯盟化組]

Attack on Research

Murasaki Shikibu vs Kusogaki

Otonari-san no Ko ni Ichiman Yen Agetara Iroiro Yarasetekureta

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

Dance! Tentacle Research Institute

Dance! Tentacle Research Institute

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

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

[Gatakomanchi (Komagata)] Manmaru Meido no Shihaisha-sama <<Goshujin-sama>> (Overlord) [Chinese] [Digital]

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

Caenis, Shinjuku de Nanpa Sareru

Research Love Make Presentation | Research Lab x Expression

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

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

One-up Kinoko | Kunatsupu Mushroom

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

(COMIC1☆11) [Cyclone (Izumi, Reizei)] Tsunagaru (Kirakira PreCure a la Mode)

For Example, Mother is After

(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]

[Bai Asuka] Gibo, Omou Toki... | When I Started Thinking About My Mother-In-Law... (COMIC HOTMILK 2020-04) [English] {Doujins.com} [Digital]

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

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

(C95) [Fukazume Hinkonsou (Matsu)] BB-chan to Maryoku Kyoukyuu!!! (Fate/Grand Order)

Twilight's Research | 暮光学习计划

(C70) [TAKANAEDOKO (Takanae Kyourin)] Megalover

Love Song Sagashite

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

(C66) [Bakugeki Monkeys (Inugami Naoyuki)] berry berry (Ichigo 100%)

[Katase Shou] Watch! Tonari no Onee-san

[FAKE an] Nanchatte Oku-sama Haken Shimasu [Chinese] [不咕鸟汉化组] [Digital]

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

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

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

(C84) [Reflectia (Shindou Yuki)] BLACK OUT (Sword Art Online)

Mitsuji Ch. 1-4 | 밀사 Ch. 1-4

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

[Fi-eltz (Aoko)] Mikansei no Kimochi [Digital]

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

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

(SC33) [OHTADO (Oota Takeshi)] Futahen Aizouban ～ Minna Isso ni Aishitene ～ (Futakoi)

Bowsette's Research

湯川あさ美さん（31歳）の場合（Chinese）

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

[Butachang] Tomoe Gozen ga Shota ni Batsu Game Sareru Hanashi (Fate/Grand Order)

(C48) [Studio SKB (Ayasaka Mitsune)] Rei no hidoi Yatsu (Various)

[Black Dog (Kuroinu juu)] How to colorize and examples

Futanari Kenkyuu Dousoukai | Futanari Research Club

Research Fellow

[Sirokuma] Tatoeba Konna Issunboushi | For Example, The Inch-High Samurai (COMIC HOTMILK 2022-05) [English] [Coffedrug] [Digital]

Two Girl's Suck-Suck Research Note

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

[AskRay (Bosshi)] Ryuu no Yome - Dragon Waifu (Fate/Grand Order) [Chinese] [沒有漢化] [Digital]

[Department Y Research Institute] Bōkoku Ōji no matsuro

(COMIC1☆15) [Bakuretsu Shichouson (Bakuretsu Bavarois Maskman, Bakuretsu Chichihirosu)] Borr-chan-kun ga Borr-chan ni Naru Hanashi (SSSS.GRIDMAN)

Enkou Shoujo

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Made in Abyss #57 - Value [NarehateScans]

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

Zecchou Kenkyuujo | Orgasm Research Facility

(C62) [Gokuraku Tokkyuu (Dodongo)] Gokuraku Tokkyuu TORO (Megaman Battle Network)