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[Oohira Sunset] Sakusaku Meat Pie Ch. 1-3, 5 [English] [constantly]

Twilight's Research | 暮光学习计划

Love Distortion - Chapter 4

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

(C66) [NiseMIDIdoronokai (Ishikei)] Namaka 5 No Omake (Various)

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

[Qunami Himehiko, Akahige] Gifu no Nurunuru Massage ~Musume no Kori o Asa kara Kurikuri~ Ch. 1~13

Rangiku the Toilet

Binyuchousain Ayako | Busty Researcher Ayako

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

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

Dance! Tentacle Research Institute

Zecchou Kenkyuujo | Orgasm Research Facility

[Busou Megami (Kannaduki Kanna)] PIECE OF GIRL'S ~Shinsekai Hen~ (One Piece)

U-511 kara Ro-500

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

(Reitaisai 13) [110-GROOVE (Itou Yuuji)] Ichininmae no Youmu-san (Touhou Project) [Chinese] [oo君個人漢化]

(C88) [Kitsune (Tachikawa Negoro)] Kamaitachi-tachi no Yoru <Saihan> (Ushio and Tora)

Kitsune mimi meidosanto ojōsama no yoru

(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]

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

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

Sachiko Shibori

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

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

[Kinbou Sokai] Oppama Sky High (Sky Girls)

Manga Research Triangle

Dance! Tentacle Research Institute

Magical Occult Research Girl Defeated

Hoketsu no Kuse ni Namaiki da

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Research of Barnaby Brooks Jr.

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

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

Honto no Tokoro wa? | Her True Side Is?

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

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

[Juna Juna Juice] Cass Oba-san Hatsu AV Debut (Big Hero 6)

Eradication of oblivion

ザラの性福セット

(Waga Te ni Hikigane o 4) [Blue Rose7 (copet)] Switch Darling (World Trigger)

Catch Ball

[TakayaKi] Osananajimi to Natsu no Gogo | Summer afternoon with a Childhood Friend (COMIC MEGAPLUS 2007-09 Vol. 47) [English] [Rhapfan]

(C52) [Yumeizukosya (Various)] Hana no Han (Various)

(SC60) [moriQ (Mori Airi)] Saitei! Kimoi! …demo, Suki | You're the worst! DISGUSTING! But... I love you (Yahari Ore no Seishun Love Come wa Machigatteiru.) [English] [SeekingEyes]

(C62) [Chuuni+OUT OF SIGHT (Kim Chii)] Ajisai Enikki

chatte de Mary

(C87) [Shouchuu MAC (Hozumi Kenji)] Netorare Darkness (To LOVE-Ru) [English] {doujin-moe.us}

(C91) [circle six (Rokusyou Kokuu)] Kousei wa Junchou desu (Persona 5) [Chinese] [最愛大屁屁x漢化組漢化組]

[Yosutebito na Mangakaki (Tomoki Tomonori)] Watashi no Jii de Bokki Shitanara Watashi no Sekinin desu yo ne... (Touhou Project) [Chinese] [oo君個人漢化] [Digital]

[Toushiki Yubune] Kouhai-chan ga Gacha Bakushi suru Hanashi

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

Sei Anaruyowa Kishi Danchou

(C84) [satomachine. (Satou Samu)] Linkage (Touhou Project) [English] {Sharpie Translations}

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

Futanari Kenkyuu Dousoukai | Futanari Research Club

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

(Bokura no Love Live! 13) [Clochette (Sakura Yuki)] Otonokizaka Gakuin Idol-bu Kekkonshiki Shoya Sonogo Sono ni ~Hanayo Maki Nico Nozomi Eli Hen~ (Love Live!)

[Yakou Kyoku (Ihama Daka)] Kusa Musume Rakugaki Manga [English] [desudesu]

Movie Research Lovers

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

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

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

(C92) [Tuzi Laoda (Henrybird9)] Youjo Eirei ga Oosugi no Ken ni Tsuite Natsu | Regarding the Overwhelming Number of Heroic Little Girls (Summer) (Fate/Grand Order) [English] [S.T.A.L.K.E.R.]

Torokeru Jelanda Shokushu Aji

Attack on Research

(C86) [Saigado] ASUKA28 (Neon Genesis Evangelion)

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

(C68) [Nikopondo (Aoyama Reo)] Lic Lac (Mahou Sensei Negima!)

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

COMIC Penguinclub Sanzokuban 2002-12

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

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

Touhou Futabusa ~Kazami Yuuka~ 3

JS Kenkyuukai | JS Research Seminar

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

[monpi (Inuneko)] SanChizu-chan no Ecchi na Hon (Hakuouki) [Digital]

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

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Oshi ☆ Kaga

Shiori Vol.1 Kuppuku - Shinsouban

(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]

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

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

(COMIC1☆4) [r.i.s factory (Ruschuto)] sorellastra (K-ON!)

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

Bowsette's Research

(SHT2012 Haru) [Ame nochi Yuki (Ameto Yuki)] Hamigaki Jouzukana?? (Bakemonogatari)

[R-nico (Edamame)] Utopia (K)

(C82) [MeroMeroFactory XL (Yumbo Anahoru)] Kinken Doudeshou. (Fate/stay night)

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

syosinsya ka ri kouza

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

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

(Puniket 12) [Hizamakura (K2 Dorachan)] Aichiku - Ai Chiku - (Ojamajo Doremi)