Professor of the Cow God 1 (English)
Soutaisei Virgin Theory
White Chuuihou
Empty Theory 2 - Sky High
Precure
[Haguruman (Koutarosu)] Araragi Hakase no Hon | Dr. Araragi's Book (Pokémon) [English]
Scapegoat Koufukuron | Scapegoat Theory of Happiness
(C66) [Gambler Club (Kousaka Jun)] PM Gals! (Pokémon)
A Professors Theory on Love and Sex Reassignment Surgery
(Knights Theory) [Snow Peach (Mipoko)] Naru no Anal kara Inspiration ga Waite Kuru zo (Ensemble Stars!)
Kouhai-chan no Tokubetsu Management
Hakase no Yoru no Joshu. 2 | The Professor's Assistant At Night. 2
Araragi Hakase to Haruka no Hon | Dr. Araragi and May's Book
[Mira] Kodomo no Riron | A Kid’s Theory (School Girls Love Selection) [English] {Hennojin}
Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7
[L-SK (Kotora)] Disguise (Professor Layton)
Araragi Hakase no Hon 2
Anata
(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon)
Chicchaiko to Futari dake no Sekai
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)
Genius Professor and her Assistant
Empty Theory 8 - Apparent Flash
Let's GO! TRAIN!!
[Kisirian (Goro Mask)] Ryoujoku Shokei Professor to 20 Hito no Josentouin [Digital]
Hakase no Yoru no Joshu. 4 - Doctor's Night Assistant Story 4
[Theory of HEAVEN (CROW)] Ikuiku! Ikuma-kun! (Black Jack) [2017-08-20]
[Kakuzatou] VRF Goggle to Hakase & Joshu | VRF Googles with the Professor & Assistant [English] [Digital]
Sense, ne? | Professor
Naughty Professor - censored
Empty Theory 7 - Destroyed Family
(C74) [M Kichibeya (Uchida Junta)] Luke to Meisou suru Otona (Professor Layton) full version [English]
(C79) [Hatobue (F)] Koou dekinai Namida (Professor Layton)
[Kakuzatou] VRF Goggle to Hakase & Joshu | VRF Goggles with the Professor & Assistant [English]
[Ozaki Akira] Hitoduma Shichou no H na Kaikaku | Married Mayor's Sexy Reform Ch. 1-6 [English] [erc] [Digital]
[Tori] Hiyoko Smile 7
Kaya-nee, Shasou demo... | 香耶姐、就算在车窗边也...
Rain
[M Kichibeya (Uchida Junta)] Luke to Meisou suru Otona - English
Fuzzy Theory
Dear Professor
Disguise
(C66) [Gambler Club (Kousaka Jun)] PM Gals! (Pokémon) [English] [E-H Translations]
(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}
[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]
(SC59) [Makoto☆Skip (Makoto Daikichi)] Kenka Suruhodo Naka Gaii! (Pokémon) [English] [Risette-Translations]
Barairo seishun teiden-ki
Ippai Taberu Kimi ga Suki!
[Piyotto March (Doku)] Sensei Anone - English
Professor Snape and the Hufflepuff transfer student
[Ootori Ryuuji] Hakase to Musume to Joshu to Inazuma | Professor and Daughter and Assistant and Lightning (Increment RO) [English] [desudesu]
ボクと先生のとくべつな紅茶
Empty Theory 3 - Cousin
Araragi Hakase to Haruka no Hon
(C75) [M Kichibeya (Uchida Junta)] Yoru no Tobacchiri (Professor Layton)
[Matsuko04] Professor Snape and the Hufflepuff transfer student (Harry Potter) [Ongoing]
London Entr'acte
[Shoryutei Enraku] Seishin Kaihouron | The theory of releasing your real self (Nozoite wa Ikenai 7 - Do Not Peep! 7) [English] [Quick and easy translations]
Anemitsu 2
Switch! Professor Omigawa
Innocence1 - Theory
(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}
Let's GO! TRAIN!!
[Ooba Nii] Milch server servant (Kasshoku Heroine Vol. 2) [English] [Chocolate]