[HellDevice (nalvas)] Nanodakko (Saint Seiya Omega) [Digital]
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
Kimochiii Ana | 很舒服淫猥的穴
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]
[Aimaimemai (Okabayashi Beru)] Sunohara Mania 4 (Clannad) [English] =LWB=
Haikatsu! Haisetsu Katsudou!
Hitori Asobi - Lonely Play
(C77) [Nyaa. to Hidamari (Takamoto Akisa)] MIMIFullmoff! (Touhou Project)
Zecchou Kenkyuujo | Orgasm Research Facility
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
(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]
PON-MENOKO 2 Sejinhan
[Chataro] Nami SOS! 5 Girls - Before - Keiko 011
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
(C79) [ciaociao (Araki Kanao)] Kami-sama Kurashi (The World God Only Knows)
Non Kikyou
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)
(C83) [Gentsuki Okiba (Gentsuki)] Senzoku Maid Sakuya no xx | Exclusive Maid Sakuya's XX (Touhou Project) [English] [Meow]
Dance! Tentacle Research Institute
Torokeru Hachimitsu | Melting Honey
Research of Barnaby Brooks Jr.
[Kizuki Rei] Ai no Neuchi | The Value of Love (COMIC Masyo 2016-02) [English] [StatisticallyNP]
Futanari Jimi Musume to Mukuchina Otokonoko no Kise ka e Suiminkan
Araki Hina ni Osowareru Hon
HOTEL DESIRE
[Katatuka] 看板娘
[Kisou D Koubou] S-DOG03 + Omake (Kidou Senshi Gundam / Mobile Suit Gundam)
(C80) [LOST RARITIES (Takapiko)] FREE WORLD (Various)
(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)
(Umi Yukaba 6) [Yomothuhirasaka, Heart's nest (bbsacon, hato)] Wadatsumi Ni (Kantai Collection -KanColle-)
Ero Subarashii Sekai ni Nakadashi o! 6 FUTASUBA
Cyberia Maniacs Kyousei Nikubenki Rhapsody Vol.1
(C93) [TORA MACHINE (Kasukabe Taro)] Mezase! Rakuen Keikaku Vol. 4 (To LOVE-Ru) [English] [Doujins.com]
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
(C90) [MeltdoWN COmet (Yukiu Con)] @Emmy [English] [sureok1]
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu No Naisho (The Legend of Zelda)
(C87) [FULLMETAL MADNESS (Asahi)] Hamari Michi (Kantai Collection -KanColle-)
[Pyramid House (Muscleman)] Ryoujoku no Odoriko | Rape of the Dancer (Dragon Quest IV) [English] [EHCOVE]
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
Futanari Yarimoku Circle ni Kyoumi Shinshin no Shinnyuusei
Dance! Tentacle Research Institute
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
Himajin Juugorou no Chousen | 한량 쥬고로의 도전
sekuhara tenchouno shasei kanri
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]
[トトトツーツーツートトト (ロランC)] こまどりの雛が溺れた (Axis Powers ヘタリア)
[ShiftAltOn (Tonda)] Okinai Iemoto (Girls und Panzer) [Digital]
[Rumoi jun] heart ni kiss
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
(C78) [Ryuknigthia (Kiduki Erika)] Everyday RO 3 (Ragnarok Online)[english]
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report
Houshou no Mai
[Anime Brothers (Itsuki Kousuke)] Cherry Cherry
[Kuroneko Akaribon (Kamisiro Ryu)] Maid Live! Sunshine!! DIAmond Service (Love Live! Sunshine!!) [Digital]
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
Kantai Sukebe Collection
Owaranai Natsuyasumi
JS Kenkyuukai | JS Research Seminar
KOI+KAN no Hokan 2012~2017
[Minazuki Mikka] Akumu 5 ~Tengoku no Tobira~ [Digital]
Two Girl's Suck-Suck Research Note
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches