Primary Quantitative Researc

Boku no Chuusei wa Saigo no Itteki | Loyal to the Last Drop

Fellatio Kenkyuubu - Fellatio Research Department

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

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

Manga Research Triangle

(C63) [Nagumo Curry-Bu (Nagumo)] Primary (Ragnarok Online)

[Sasanoha Toro] Yasashiku Mukimasu node | I'll Peel It Gently (Fate/Grand Order) [English] [Amoskandy] [Digital]

Futanari Coming Out

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

[HAPPY CORE (Kinoshita Ichi)] PRIMARY HEART

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

Research Fellow

JS Kenkyuukai | JS Research Seminar

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

Shoujo ni Natta Neko to An-An Suru dake no Hon

Primary Fever

Primary Contact

(C66) [Hanzai Tengoku (Hasei Agana)] ACCESS CODE PRIMARY (Fate/stay night) [Chinese] [冬木守護者漢化組]

Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club

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

(C87) [Zeroshiki (Kabosu)] Primary Target -Zenpen- (Haikyuu!!) [English] [UnmeiNoChance]

Research Love Make Presentation | Research Lab x Expression

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

Marobashi - [King of Fighters] - [Japanese]

COMIC Magnum Vol. 84

Inuneko Shimai

PRIMARY HEART

[toyasuaina (Toyasu Aina)] Shizuku Primary (Love Live! Nijigasaki High School Idol Club) [Chinese]

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

Dark Game Ch.1-8

GRAVITON23

(C86) [RIX (Mamiya)] Kizutsui ta yoru ni (Shingeki no Kyojin)

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

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

[Ueda Yuu] Rika-chan no Oji-san | Rika-chan's Dad (Ero Shota 4 - Bitch Boys) [English] [N04h]

Kuso Kizoku ni hamerareru Inaka Musume

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

Tonari no Onee-san to Himitsu no Indoor Life

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

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

Futanari Kenkyuu Dousoukai | Futanari Research Club

Binyuchousain Ayako | Busty Researcher Ayako

Manga Bangaichi 2006-09

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

Kitto Akumu ni Chigainai！

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

(C59) [Houraisaikan, Fuujinken (Morikawa Haru)] Yogoto no Duelist (Yu-Gi-Oh!) [English] [rookie84]

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

Akane-chan o Kusugutte Onara Saseru Game

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

(SC45) [Draw Go (Watanabe Souichi)] Bakkon Cafe | 逼婚咖啡厅 (Pokémon) [Chinese] [想对增田先辈使用真气拳个人汉化]

(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]

28 Kaiten Majime Bitch no Shiyou Hou.

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

(RTS!!5) [Zeroshiki (Kabosu)] Primary Target -Kouhen- (Haikyuu!!) [English] [UnmeiNoChance]

[Department Y Research Institute] Bōkoku ōjo no matsuro

[Mugen@WORKS (Akiduki Akina)] Ano Natsu wo Mou Ichido (Ano Natsu de Matteru)

Twilight's Research | 暮光学习计划

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

Hinokami Sex.

access code primary

Primary Target -Zenpen-

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

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

[Shirokurousa (Sugiyuu)] Kiyowa na Kanojo wa Aragaenai ~Intern Netorare Choukyou Jisshuu~

Two Girl's Suck-Suck Research Note

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

Lunalu ga Onaru

(C66) [Hanzai Tengoku (Hasei Agana)] ACCESS CODE PRIMARY (Fate/stay night)

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

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

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

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

Movie Research Lovers

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

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