Orcs and juvenile ω love evolution theory
Empty Theory 5 - Advantage
Asakura Hakase no Bibouroku | Professor Asakura's Memorandum
Araragi Hakase to Haruka no Hon
[Haguruman (Koutarosu)] Araragi Hakase no Hon | Dr. Araragi's Book (Pokémon) [English]
(SC59) [Makoto☆Skip (Makoto Daikichi)] Kenka Suruhodo Naka Gaii! (Pokémon) [English] [Risette-Translations]
Shiroi Nyuuen 2 *Majiwaru Noroi no Taidō*
[Dennou Chocolate (AwA)] Hose Kanchou de Giji Ninpubara ni Saserareta Ijimerarekko ga Harazeme Sareru Hon!! [Digital]
[HEG (Yoshino)] Kenny-sensei to Bashisugi | Professor Kenny's Gone Wild! (South Park)
Fuzzy Theory
Empty Theory 3 - Cousin
(C73) [G-Panda (Midoh Tsukasa)] Pansuto Hakase | Professor Pantyhose (Neon Genesis Evangelion) [English] [Nomad Scans]
[Shunjou Shuusuke] Switch! Omigawa-sensei | Switch! Professor Omigawa (COMIC MUJIN 2012-03) [English] [desudesu]
(SUPER19) [WARLDOU (Nao)] L no Nazotoki Kaimei (Professor Layton)
(C74) [M Kichibeya (Uchida Junta)] Luke to Meisou suru Otona (Professor Layton) [English]
[Kakuzatou] VRF Goggle to Hakase & Joshu | VRF Googles with the Professor & Assistant [English] [Digital]
(Tora Matsuri 2015) [Haguruman (Koutarosu)] Araragi Hakase to Haruka no Hon (Pokémon) [Sample]
White Chuuihou
Melancholinista
(C80) [Gambler Club (Kousaka Jun)] PM GALS Soushuuhen (Pokemon)
Naughty Professor - censored
Legal x Layton
[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory
Scapegoat Koufukuron | Scapegoat Theory of Happiness
(Tora Matsuri 2015) [Haguruman (Koutarosu)] Araragi Hakase to Haruka no Hon | Dr. Araragi and May's Book (Pokémon) [English] [my-alt-for-porn]
[Kisirian (Goro Mask)] Ryoujoku Shokei Professor to 20 Hito no Josentouin [Digital]
[Piyotto March (Doku)] Sensei Anone. (Professor Layton) [English] [Zeus777]
May 2019 Rewards
ズンドコ洗脳・〇ッシュ編
(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)
[M Kichibeya (Uchida Junta)] Luke to Meisou suru Otona - English
Layton x Everyone
[METAL, Studio Tapa Tapa (Sengoku-kun)] Avidya
[M Kichibeya (Uchida Junta)] Luke to Meisou suru Otona
Barairo seishun teiden-ki
(CR30) [Gambler Club (Kousaka Jun)] My Favorites (Various)
Kingyobachi
Kanojo ni Kokuhaku Suru Mae ni Tomodachi ni Nakadashi Sareta... 1-3
(C66) [Gambler Club (Kousaka Jun)] PM Gals! (Pokémon)
(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}
Empty Theory 1 - After Pleasure
(C79) [RE>>>PLAY (Fubuki Reina)] Anata Note (Professor Layton)
[Tori] Hiyoko Smile 8
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)
[Fujiya] Hakase ga Ijoude Yokujou | The Professor Has An Unusual Fetish (COMIC Megastore 2012-04) [English] [desudesu]
Brain Training by Professor Grace
(Layton Panic! 2) [PiyoPiyo7 (Sorachi, Oomizuao)] Kimi to Boku to de Ai toka Koi toka (Professor Layton)
Sex-Stories Kapitel 2: Floras Geheimnis (Finale Edition)
[Tori] Hiyoko Smile 7
Shota Kyuuketsuki to Ikenie no Futanari Ookamihime
Hakase no Yoru no Joshu. 4 - Doctor's Night Assistant Story 4
Innocence1 - Theory
Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7
(C66) [Gambler Club (Kousaka Jun)] PM Gals! (Pokémon) [English] [E-H Translations]
Tsumareta Ikoku no Hana
[Spiritus Tarou] Sae-chan Sensei ha Gaman Dekinai | Professor Sae Can't Hold Herself Back (COMIC Anthurium 2018-05) [English] [Rotoscopic + mrwayne] [Digital]
Let's GO! TRAIN!!
Anata
Mazjojo 1607 July 2017
[Manzou] Sniper Shun
Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]
K's Theory
London Entr'acte
クリームヒルト、復讐の為に頑張る
[Ganmeka] Kumachan (Professor Layton)
Layton Kyoujyu To Himitsu No Hanazono
(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)
[Saiyazumi] Seishokuki <Onna Kyouju Hen> | Seishokuki <Female Professor Chapter> (Seishokuki) [English] [Gondis]
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!)
Hakase no Yoru no Joshu. 3
Soutaisei Virgin Theory
[Haguruman (Koutarosu)] Araragi Hakase no Hon 2 | Dr. Araragi's Book 2 (Pokémon) [English]
リクエストその2
[Shinobu, Yamasaki Masato] Mama wa Onna Kyouju | Mama is a Female Professor Ch. 3 (COMIC Bazooka 2009-12) [English] [Natty Translations]
Chicchaiko to Futari dake no Sekai
[StrangeSagittarius (Kisaki)] Sonia-hakase wa Tamatteiru | Professor Sonia is Pent-Up (Pokémon Sword and Shield) [English] [Coffedrug]
Araragi Hakase no Hon 2
Hakase no Yoru no Joshu. 2 | The Professor's Assistant At Night. 2
Bakunyuu Hitozuma Jukujo no Ecchi na Osusowake
[Minatoya Shunsaku] Hakase no H na Hatsumei | The Professor's Perverted Inventions [WiD] [English]
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
Coming Home
Anemitsu 2
Masjojo July 2017
[Re-Fire (Tatsunami Youtoku)] twin Milf Additional Episode +1 [Digital]
Precure
ボクと先生のとくべつな紅茶
[Cherry Peachcat] 大人のBW 1-4 (Pokemon)
(C74) [M Kichibeya (Uchida Junta)] Luke to Meisou suru Otona (Professor Layton)
Professor of the Cow God 1 (English)
[Midoh Tsukasa] Ushigami Hakase | Professor of the Cow God
[HEG (Yoshino)] Kenny-sensei to Bashisugi | Professor Kenny's Gone Wild! (South Park)[English]
PM Gals!
Bijin Sanshimai to LoveHo Hajimemashita! Ge | 美人三姉妹們一起來開始經營賓館! 下
(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon)
Kougyoku Benjo
(Tora Matsuri 2015) [Haguruman (Koutarosu)] Araragi Hakase to Haruka no Hon (Pokémon)
[Theory of HEAVEN (CROW)] Ikuiku! Ikuma-kun! (Black Jack) [2017-08-20]
A Kid’s Theory
Hakase no Yoru no Joshu. 4 | The Professor's Assistant At Night. 4
[MARO] Seraph Vol 1
[Negurie] Karamitsuku Shisen
Switch
L.O.S.E. へんたいおじさんとしいなのえろほん
Professor of the Cow God 2
Freeplay
[Kakuzatou] VRF Goggle to Hakase & Joshu | VRF Goggles with the Professor & Assistant [English]
Empty Theory 4 - Well Definitely Meet Again
(C75) [Jack-O'-Lantern] Nightmare Before Christmas (FFXI)
[atahuta] Tensai Hakase to Joshu | Genius Professor and her Assistant [English] [eroshidesu]
Rain
GOGO GiRL!
[Ooba Nii] Milch server servant (Kasshoku Heroine Vol. 2) [English] [Chocolate]
(C80) [Gambler Club (Kousaka Jun)] PM GALS Compilation (Pokemon) [English]
[Mazjojo] Let's GO! TRAIN!! (Pokémon GO) [Chinese] (Uncensored) [Digital]
Sense, ne? | Professor
(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon) [Chinese] [沒有漢化]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
Kakubetsu na Majiwari
Kaya-nee, Shasou demo... | 香耶姐、就算在车窗边也...
[Kiba o Muku] Nerai wa Dansei Kyoushi ~Mesuka Keikaku~ | Aim for the Male Professor ~Feminization Plan~ [English] [Digital]
(C91) [Metaneko (Aotsu Umihito)] GOGO GiRL! (Pokémon GO)
Possession