(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)
PowerfulCup Rakugaki Hon
Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7
(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]
[Theory of HEAVEN (CROW)] Ikuiku! Ikuma-kun! (Black Jack) [2017-08-20]
[Coffee Kizoku] Marble Bloomer [English][Simhauu]
[Kichiku Koubou] Reiko Ninshin Goumon (Kochikame)
[Atori K] Oshiete Sensei | Teach me, Teacher (Watashi wa Maid) [English] [sirC]
[Nekonokone (Takeyuu)] Suzuya Level Kai Ni (Kantai Collection -KanColle-) [2017-09]
Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]
Innocence1 - Theory
Nureta Hana no Nioi - Scent of Wet Flower
(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)
[mdo-h] Soutaisei Virgin Theory [Digital]
Rem no Koufuku H Ron | Rem's Happiness H Theory
Scapegoat Koufukuron | Scapegoat Theory of Happiness
(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}
Ohime-sama Scramble!!
[mdo-h] DEVIL'S BORN (Soutaisei Virgin Theory) [Chinese]
[Kakashi Asahiro] Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery (COMIC Situation Play Vol. 19) [English] [4dawgz + thetsuuyaku] [Digital]
(C89) [Papapapapaon!! (Pao)] Ano Ko no Sex
[NT00] 2B 9S (Nier:Automata) [English] [Sair]
Elements1 - Theory
[Cool Brain (Kitani Sai)] ANGEL PAIN Extra 3 -LoveLove Scatology- [Digital]
[InuCream (InuCreamice)] Dosukebe Seal ~Shikura-kun no Baai~ [English] [ChoriScans]
A Professors Theory on Love and Sex Reassignment Surgery
Monthly Vitaman 2014-04
(COMIC1☆6) [Katamimi Buta (Kan Koromoya)] Ranma Da Ranma - Rankou ~Ranma no Baai~ (Ranma 1/2)
Shokushu no Koibito, Ai Aru Seikatsu.
Empty Theory 6 - Hearts Scheme
Empty Theory 3 - Cousin
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)
(C85) [SOTIKOTI (soramoti)] Kankore Girls (Kantai Collection -KanColle-) [English] {doujin-moe.us}
Kawara de Roshutsu Satsuei
KINOKOPOWER 12
[Herio] Bokura ga SeFri ja Nakunaru Hi -Chuuhen- | 我們不再是炮友的那天 -中篇- (COMIC ExE 42) [Chinese] [夢之行蹤漢化組]
(CT22) [ABLISS (Mei)] crush on you! (Kyoukai Senjou no Horizon) [English]
Chiehemenoko Sono no Ni
Happy theory
Pokémon Heroes - Die Belohnung
Kyuu ni Hieta Aki no Hi no Nukui Nukui Futari no Hanashi
[Machigi Ruru] Totteoki no Itazura
(C59) [Omiotsuke (Soumi Rei, Sanari)] Dame Dame! Hatsune! (Kizuato)
[Sugar Overload] My Little God [Complete]
[Ningen Modoki (Random)] Bukki ga Chikan ni Osowareta (Fresh Precure!)
Empty Theory 8 - Apparent Flash
Kodomo no Riron | A Kid’s Theory
ごっこ遊び
(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon)
(C88) [40010 1-GO (40010Prototype)] Closest Sister (To LOVE-Ru) [Chinese] [脸肿汉化组]
(Knights Theory) [Snow Peach (Mipoko)] Naru no Anal kara Inspiration ga Waite Kuru zo (Ensemble Stars!)
Orcs and juvenile ω love evolution theory
K's Theory
Kimi to no Shukumeiron - The theory of fate with you. | 與妳的宿命論
Soutaisei Virgin Theory
[SunSun LAB (Ogakuzu)] Spy Sange -Ingoku ni Torawareta Hana-
[Ootani Mikoto] Seishun Kanjouron - youth emotion theory [R18 Ban] 1
Comic Hime Dorobou 2004-07
[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]
Empty Theory 5 - Advantage
Sharon the Shiela: A Bogan Tale [English] [Rewrite] [EighthNipple]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
Asahi ga mata noboru
(C78) [Dokudoku Melon (Various)] Sweet 27 Girl (Katekyoo Hitman REBORN!) [Incomplete]
[Theory of HEAVEN (CROW)] Onikuya Ken-chan (Anyamaru Tantei Kiruminzoo) [Digital]
Empty Theory 4 - Well Definitely Meet Again
[Osamuya (Mura Osamu)] Asoko ga Ookikute Nayandeiru Shota to Itoko no Onee-san [Chinese]
FATE/GENTLE ORDER
A Kid’s Theory
Big Breasts Flat Theory
Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery
(C86) [NOSEBLEED (Miyamoto Issa)] SoniCom 2 (Super Sonico)
[TOZAN:BU (Fujiyama)] 401-chan to Issho! (Kantai Collection -KanColle-) [Digital]
Fuzzy Theory
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
(C82) [PHANTOMCROSS (Miyagi Yasutomo)] Nao chan to Tada Ichaicha sugosu dake no Hon (Dream C Club)
Empty Theory 7 - Destroyed Family
(COMITIA118) [Nekonote Shobou (Nekonta)] Kurake Nina-san to Boku no Are
[Shoryutei Enraku] Seishin Kaihouron | The theory of releasing your real self (Nozoite wa Ikenai 7 - Do Not Peep! 7) [English] [Quick and easy translations]
Empty Theory 2 - Sky High
(C88) [Dai 6 Kichi (Kichirock, Ootori Mahiro, Tachibana Omina)] Namadashi Nozoerix (Love Live!)
DEEP NIGHT HERO
(C89) [Hibi Rakuraku (Aoki Kanji)] Ouhi-sama Hacchake asobasu (To LOVE-Ru) [Chinese] [無毒漢化組]
Empty Theory 1 - After Pleasure
[Kuroiwa Menou] Hitozuma Club Bijo to Yajuu-tachi (COMIC HOTMILK 2020-05) [English] {The Ancient Hentai Theory} [Digital]
(SC19) [Hellabunna (Iruma Kamiri)] Tekitou Copy Bon. (Various)
(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}
[Utata Hakuto] Houkago Virginity - Virginity afterschool 1-2 [Chinese] [拾荒者汉化组] [Digital]
[Mira] Kodomo no Riron | A Kid’s Theory (School Girls Love Selection) [English] {Hennojin}
[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory
Oretoku Shuugakuryokou ~Otoko wa Jyosou shita Ore dake!! Ch. 1-24
Gushonure
Semen Extraction Ward
莉莉丝酱(OC)在奇幻风格世界里玩冒险者游戏
Getsuyoubi no Tawawa Sono V | 월요일의 타와와 제V