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Junsui na Seito no Kyouiku Houhou | Teaching Methods for your Pure Sex Student

Mukashi Kara no Stress Hassanhou | Stress Relief Method from the Past

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

Sensei's Taboo Pink Teaching Method

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

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

[Ashiomi Masato] Hatsujo-Method

Research of Barnaby Brooks Jr.

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

(C93) [Yanagisegawa (Milcara)] Depth Psychology (Touhou Project)

Kawaii Onnanoko o Tsuru Houhou 2 - Method to catch a pretty girl 2

(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

(CSP6) [Hasemi box (Hasemi Ryo)] Doronjo-sama no Shoujo Kaihatsu Method (Yoru no Yatterman)

(COMIC1☆9) [Hasemi box (Hasemi Ryo)] Vivio to Einhart no Shoujo Kaihatsu Method (Mahou Shoujo Lyrical Nanoha) [Chinese] [樱丘汉化组]

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

[Okayu San] Yatte Shimai Mashi Ta Ch.1[Chinese][Y⑨ 製作]

Peaking Method

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

Arataki-ha no Shikinguri | The Arataki Faction's Fundraising Methods

(COMIC1☆9) [Hasemi box (Hasemi Ryo)] Vivio to Einhart no Shoujo Kaihatsu Method (Mahou Shoujo Lyrical Nanoha) [Chinese] [樱丘汉化组]

Twilight's Research | 暮光学习计划

JS Kenkyuukai | JS Research Seminar

Aikyo no Kakushikata | Method to Conceal One's Charm

Shakai o Ikinuku Yuiitsu no Houhou | The Only Method of Surviving Society

[Shiden Hiro] Peaking Method (Sakare Seishun!! Ragai Katsudou) [English] {Doujins.com} [Digital]

[Namiko] Noel-chan (Sora no Method)

Fellatio Kenkyuubu | Blowjob Research Club

Research Fellow

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

[Yukiu Con] Manga de Wakaru Seiinbenkyouhou | Study Method With SEMEN -comic edition (COMIC LO 2016-03) [English] {5 a.m.}

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

Manga Research Triangle

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

[Azuse] Kawaii Onnanoko o Tsuru Houhou 3 - Method to catch a pretty girl 3 [Digital]

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

(C87) [Shiratamaco (Shiratama)] Enban Syndrome (Sora no Method)

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

Picchiri Suit Psychology

Peaking Method

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

Peaking Method

[Hiroaki] Kekkon no Method - Method of Marriage (2D Comic Magazine Yuri Ninshin Vol. 2) [Chinese] [沒有漢化] [Digital]

(Houraigekisen! Yo-i! 3Senme) [Sendankaisen (Mokufu)] STRIP METHOD (Kantai Collection -KanColle-)

Zecchou Kenkyuujo | Orgasm Research Facility

[Dekochin Hammer] Shakai o Ikinuku Yuiitsu no Houhou | The Only Method of Surviving Society (Comic LO 2016-11) [English] {Mistvern} [Digital]

[Punipuni no Hoppe (Kawayoi)] Junsui na Seito no Kyouiku Houhou | Teaching Methods for your Pure Sex Student [English] [Luna Flina] [Digital]

(Senka no Toki 22) [Still (TIM)] Miike Method (Touken Ranbu)

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

(CR35) [Mechanical Code (Takahashi Kobato)] method to the madness 3.5 (You're Under Arrest!) [English] [EHCOVE]

Fellatio Research Department Epilogue

Wagamama na Tarechichi Chapter 8 - More of Sister-in-Law's Method of Overcoming Stress

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Gesundheit] Shinsoushinri Randebuu | Depth Psychology Rendez-vous (#Futsuu no Onnanoko) [English] [ATF] [Digital]

(CSP6) [Hasemi box (Hasemi Ryo)] Doronjo-sama no Shoujo Kaihatsu Method (Yoru no Yatterman)

Kawaii Onnanoko o Tsuru Houhou | Method to catch a pretty girl Ch. 9

[Azuse] Kawaii Onnanoko o Tsuru Houhou - Method to catch a pretty girl Ch. 1-4 [English] [GMDTranslations]

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

Binyuchousain Ayako | Busty Researcher Ayako

(C87) [Atarashiki(21) (Atarashiki(21))] Kneeso Bon 2014 (Sora no Method)

[Toguchi Masaya] Sister-in-law's Method of Overcoming Stress [English] [Kusanyagi]

Dance! Tentacle Research Center - Seedbed-hen

Moushuu Method ~Agano no Teitoku Nisshi~

Fellatio Kenkyuubu - Fellatio Research Department

[Azuse] Kawaii Onnanoko o Tsuru Houhou - Method to catch a pretty girl Ch. 3 [English] [GMDTranslations]