K's Theory
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
[INU] [Full Color Seijin Han] Furueru Kuchibiru fuzzy lips0 Complete Ban [Digital]
Fuzzy PC88 DoujinCG set
(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon)
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)
[Fujisaka Lyric] Fuzzy ♥ Honey (COMIC Megamilk Vol.12 2011-05) [English] {Mistvern & Dragonice} [Decensored] {Teddy Bear}
[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory
[Kakashi Asahiro] Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery (COMIC Situation Play Vol. 19) [English] [4dawgz + thetsuuyaku] [Digital]