K's Theory
Untitled Chapter
[Theory of HEAVEN (CROW)] Ikuiku! Ikuma-kun! (Black Jack) [2017-08-20]
[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory
(Shuuki Reitaisai 3) [Hirojuu Renshuuchou (Hiroya)] Yousei Seikatsu (Touhou Project) [Chinese] [oo君個人漢化]
Empty Theory 4 - Well Definitely Meet Again
(C84) [Nanairo Otogizoushi (Miyase Mahiro)] Sanae-san wo Yome ni Dekiru Hon (Touhou Project)
(Zenkai Cadence 3) [airport (Narita)] Kimi ni Sasageru Shitagokoro (Yowamushi Pedal)
(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]
Rem no Koufuku H Ron | Rem's Happiness H Theory
(C87) [Mogenuko Kikaku (Mogepyuu)] Niconee wa Minna no Idol♪ (Love Live!)
Empty Theory 1 - After Pleasure
Iemoto o Odoshite Hame-tai
Senshadou no Uramichi Saunders Daigaku Fuzoku Koukou
[Katsurai Yoshiaki] Amatsuka Gakuen no Ryoukan Seikatsu | Angel Academy's Hardcore Dorm Sex Life 1-2, 3.5-5 [English] {darknight} [Digital]
(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}
(C88) [Pirokobo (Piro)] Pallum no Tokubetsu na Tsukaikata (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka)
[Kuroiwa Menou] Hitozuma Club Bijo to Yajuu-tachi (COMIC HOTMILK 2020-05) [English] {The Ancient Hentai Theory} [Digital]
Joushi to Nenai Career Woman nado Inai | No Hay Mujer de Carrera Que No Se Acueste Con Su Jefe
(CR29) [Saigado] Sakura vs Yuri & Friends (King of Fighters, Street Fighter)
[Seishimentai (Syouryuupen)] SUPER OG (Super Robot Taisen)
(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon)
[Higashiyama Show] Joyful Girl Chuuhen (Nymphodelic) [English] [一心童貞]
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
(C90) [Nagaredamaya (BANG-YOU)] Yaoyorozu-san to iroiro (Boku no Hero Academia)
(C58) [Okosama Pancake (Alroune)] Austin Reika DX*DX (Ojamajo Doremi)
Kairaku Ochi Rinkan File
The girl who loves to study | Benkyo suki no onnanoko
Empty Theory 3 - Cousin
Limited Release
Otokonoko NTR Bakuro Kyoushitsu
Koakuma to Jusei suru made Derarenai Heya
Venus Mansion Episode 4
(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}
COMIC Anthurium 021 2015-01
[Makeinu (Nachisuke)] Yandere-san ni Ame ga Furu [English] [SMDC] [Digital]
Seme Joshi Shijou Shugi | 進攻女子至上主義
OchiDsuma Collection
Dragon Maid 1
(C87) [Tendoushi (Tendou Itsuki)] Moshi Anata ni Tsutaeru koto ga Dekiru nara (Kantai Collection -KanColle-)
A Professors Theory on Love and Sex Reassignment Surgery
[Fue] Inma no Mikata! Ch. 1-4 [Chinese] [丧尸汉化]
こいしちゃんの性活 東方Project
(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)
Fuzzy Theory
Clap Your Hands
(C91) [AMAGI AN IRONWORKS (Ebisu)] HOBBY'S BLOCK!! 24 Josei Chara ga Default Ero Sugiru Ken - Women's sexual appeal is too strong. (Persona 5) [English]
Scapegoat Koufukuron | Scapegoat Theory of Happiness
[Shoryutei Enraku] Seishin Kaihouron | The theory of releasing your real self (Nozoite wa Ikenai 7 - Do Not Peep! 7) [English] [Quick and easy translations]
(C62) [Meisaku Network (Mizuno Makoto)] Tayoku Kyoushitsu (Onegai Teacher)
[Crimson Comics (Crimson)] Tenmou Kaikai Sonishite Morasazu (Final Fantasy VII: Dirge of Cerberus)
Mikoto to. 2
Rumors About Kazeno
[Anthology] Shojo Rape Anthology Kimusume Ryoujoku 3
Gaku Gumi Vocaloid Manga R Special
[mdo-h] Soutaisei Virgin Theory [Digital]
Innocence1 - Theory
[Mira] Kodomo no Riron | A Kid’s Theory (School Girls Love Selection) [English] {Hennojin}
[Human High-light Film (Annkoku Daimaou)] Anri no Yuuutsu (Durarara!!)
Shoujogami
Ooya-san no Jii Spot
(C80) [Sugusoko (Yuma Ryouhei)] Toraware no Madouhime Gekan (Lord of Lords Ryu Knight)
(CR25) [TERRA DRIVE (Teira)] SOLID STATE 2 (Martian Successor Nadesico)
Empty Theory 6 - Hearts Scheme
TEA TIME
REI-Slave to The Grind 01
Empty Theory 5 - Advantage
Kimi to no Shukumeiron - The theory of fate with you. | 與妳的宿命論
Radical GoGo Baby! part 3
A Kid’s Theory
Orcs and juvenile ω love evolution theory
(Reitaisai 13) [Anmitsuyomogitei (Michiking)] Osewa Shinaide Flan Onee-chan! (Touhou Project)
[Iconoclast (B-MARY)] Kotou No Oni (Dead or Alive)
(Knights Theory) [Snow Peach (Mipoko)] Naru no Anal kara Inspiration ga Waite Kuru zo (Ensemble Stars!)
Shippori Shippo | 情意綿綿志尾
(C64) [Double Branch (Mimikaki)] Otome-tachi no Adesugata (Various)
[Theory of HEAVEN (CROW)] Onikuya Ken-chan (Anyamaru Tantei Kiruminzoo) [Digital]
[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]
Soutaisei Virgin Theory
[Mokomokoyanakku] おぜうさまのしつけかた
Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7
Empty Theory 2 - Sky High
[Utsutsu Minoru] Boku no Shiranai Kimi no Kao (COMIC Anthurium 2017-08) [English] [obsoletezero] [Digital]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
Confusion LEVEL A Vol. 3 DoujinshisFansubs
[Makibe Kataru] Inetsu no Oyako
Cosplay 2002
[Martan] Hyakka Ryoran
[Inumiso] DARKNESS HOUND 4 [English] {Zandy no Fansub} [Decensored] [Digital]
Empty Theory 8 - Apparent Flash
(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)
[Giuniu] Attaka-san [English] [Facedesk]
Elements1 - 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]
[cocon! (Otone)] Oda Kyoudai no Yabou (Oda Nobuna no Yabou)
Kodomo no Riron | A Kid’s Theory
Kitchen*Drive 01
A Step-Father Aims His Daughter
Anata no Mama ni Naritakute Ch. 3
(GBW6) [Pucchu (Echigawa Ryuuka)] Ya~reyare daze (Jojo's Bizarre Adventure)
Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]
Jinrou Nioi ni Hoyureba Yamabiko Koe ni Hoyu
(C96) [Zvizva-Dan (Forester)] Sessyoinshiki Saiin Kyonyuu Massage (Fate/Grand Order)
My Office Ch.1-23 (English) (Ongoing)
[Tatsuka] Yuuja (COMIC Anthurium 2020-10) [Chinese] [无毒汉化组] [Digital]
Tawawa de Akarui Yakyuubu Manager ga Inshitsu na Kyoushi no Wana ni... Kanketsuhen
(Reitaisai 8) [Web Knight (Knight Satoshi)] Cyclone Memory (Touhou Project) [English] {desudesu}
(C90) [REI's ROOM (REI)] Anchovy Panic! (Girls und Panzer)
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)