(C97) [Junginboshi (Takashina Asahi)] Bitch na Koakuma Sayuki-chan ~Onii-chan ni Anikatsuchuu~ [English]
JS Kenkyuukai | JS Research Seminar
Watashi wa Dare no Mono?
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]
(Futaket 14.5) [Katouya (Katou Jun)] Avatar ☆ Trance! 10 11
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
(ABC 5) [Hanyan. (Nekomimi Kanon)] Futa Suta (Lucky Star)
Twilight's Research | 暮光学习计划
Fellatio Kenkyuubu | Blowjob Research Club Ch. 2
[Botamochi no Utage] Boku ga kosupure suru riyū [Digital]
Okonomi Yaki Teishoku "Tokumori" ~Koi Kuchi~
Makyou no Yu
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
Tokoharu Gakuen Rikujoubu
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]
[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]
[Nishida Megane] Tsuma Chichi Temptation | Wife Breast Temptation Ch. 1-2 [English] {Doujins.com}
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
Karametorareta Shishiou
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
[Kai.Tenchou (Murai G)] Revolution Child (Valvrave the Liberator) [Digital]