Gottfried Webers Theory

Boredom Bedroom

[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory

Happy theory

[Kuroiwa Menou] Hitozuma Club Bijo to Yajuu-tachi (COMIC HOTMILK 2020-05) [English] {The Ancient Hentai Theory} [Digital]

[Little mantis (Kuloamaki)] Seku Pure!!!3 ~Sexual Predators~ [Chinese] [臭鼬娘漢化組]

Ubaware Innocent Cat

[Otono Natsu] Hataraku Onnanoko -Hoikushi Hen- | Working Girl -Nursery School Chapter- (Manga Bangaichi 2015-09) [English] [Na-Mi-Da]

Yoroshiku! NTR

[TATESIMA. (Yokosima)] Symphogear no Erohon (Senki Zesshou Symphogear) [Digital]

Tenkuu Roukaku | Building to the Sky

Delicious Usamin

(C77) [39xream (Suzume Miku)] Nueccho! (Touhou Project)

E-OPP@i

Innocence1 - Theory

Empty Theory 4 - Well Definitely Meet Again

Futanari no Elf

COMIC HOTMiLK 2013-05

GCL -Gran kara Catalina o Yaritoru Hon-

Kamen no Kishi Orleana Kouhen

A Kid’s Theory

(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]

Ghostrick no Majo

[Shoryutei Enraku] Seishin Kaihouron | The theory of releasing your real self (Nozoite wa Ikenai 7 - Do Not Peep! 7) [English] [Quick and easy translations]

(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)

(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)

Isekai Akasuri Sentou Harem

(C95) [Kossorikakuredokoro (Island)] Sword Art Lilycization. (Sword Art Online) [English] [SMDC]

Empty Theory 8 - Apparent Flash

Buruman ch.1

(Puniket 36) [Hikiwari Nattou (Okinaika)] WPA-EX (Azur Lane)

(Knights Theory) [Snow Peach (Mipoko)] Naru no Anal kara Inspiration ga Waite Kuru zo (Ensemble Stars!)

[Dennou Yamasakigumi (Various)] SENGOBU BEST SELECTION [Digital]

(C75) [Honey Pharmacy (Fukami Ryou)] SEXY PANIC ~Neko to Saru no Love Fight (Full Metal Panic!)

[Ikameshi Shokudou (Ikameshi)] Seisou Kouki Sacred Flare -Kutsujoku no Kyousei Fukujuu Sennou- [Chinese] [新桥月白日语社] [Digital]

[Mizu] Jumble Family [English] (Decensored)

Vtuber Slime Haisetsu Manga

[Cuvie] My Sweety (Comic Penguin Celeb 2013-03) [English] [The Lusty Lady Project] [Digital]

Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery

(C84) [Ichigosize (Natsume Eri)] Teitoku! Hayaku Shitekudasai! (Kantai Collection -KanColle-)

(C99) [Makiwari Tornado (Tsuzuki Yoshiwo)] Ane Zuri Lesson XX (Fate/Grand Order)

(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}

Empty Theory 2 - Sky High

Loli Baba Okaa-san wa Oshi ni Yowai 7

(Chou Ore no Turn 25) [DELL Taiha 666 (Various)] BIRD&BEE (Yu-Gi-Oh! ARC-V)

(C87) [dam labo (dam)] Toraware no Chuukanseiki ni Sasagu Banka (Kantai Collection -KanColle-)

[Koori ni-gou] Swap Master Kotori Hen (THE IDOLM@STER)

[Theory of HEAVEN (CROW)] Ikuiku! Ikuma-kun! (Black Jack) [2017-08-20]

Konya wa Zutto Issho ni -MWL no Ichiban Atsui Yoru-

[Ootani Mikoto] Seishun Kanjouron - youth emotion theory [R18 Ban] 1

Datenshi no Yoin.

K's Theory

(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]

(C92) [Kasumi Eater (Noumiso)] Namahame Tsumari wa Konjou da!! (Girls und Panzer)

Victoria wa Jingai Level no Futanari Ojou-sama

(C67) [Oretachi misnon ikka (Misnon the Great)] Gyokusai Kakugo Vol. 5 (Full Metal Panic!) [English] [SaHa]

Bath Time [English] [Rewrite]

Soutaisei Virgin Theory

MYSTIC NOISE

(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon)

Azusa to Hoshuu Jugyou | Supplementary Lessons with Azusa

Kodomo no Riron | A Kid’s Theory

Empty Theory 5 - Advantage

(C92) [IRODORI (SOYOSOYO)] Sokosoko Isogashii Sentaichou no Tokubetsuna Ichinichi (Full Metal Panic!)

(C88) [ONEONE1 (Pepo)] Bitch Police R -BITCH POLICE RETURNS- Vol. 2

Seishori Gakari no Yuurei Joshi

Youkoso Ushi Musume Milk Cafe - Tokunou Milk no Himitsu

Rem no Koufuku H Ron | Rem's Happiness H Theory

[707room (Maru)] Komori Takeru no i tte mairimasu!! Botsu!! [Digital]

[Anthology] 2D Comic Magazine Tenshi ni Ochiru Akuma-tachi Vol. 1 [English] [N04h] [Digital]

(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)

[Hakidame no Koganemushi (Koganemushi)] Nikutai Henka Shoujo Yawa ~MaGal Kissa no Nanokakan~ | 辣妹咖啡七日谈 [Chinese] [K记翻译] [Digital] [Incomplete]

继母 Chinese

Seishokusha

(C87) [Haitokukan (Haitokukan)] Touhou Deisuikan 2 Himekaidou Hatate (Touhou Project) [English] [naxusnl]

Nikuhisyo Yukiko VOL.45

[mdo-h] Soutaisei Virgin Theory [Digital]

SEXY PANIC ~Neko to Saru no Love Fight | SEXY PANIC Love Battle: Cat vs. Monkey

(C88) [Akiba Maou (Akiha@)] Akai Mancolle (Kantai Collection -KanColle-)

Public Lavatory of the Dead

Big Breasts Flat Theory

Minotaurus VS Kirara Paisen

Elements1 - Theory

Orcs and juvenile ω love evolution theory

Kokkuri Renren

Kakehiki wa Kibishiku Sasayaki wa Amaku

Empty Theory 7 - Destroyed Family

Chan One to Futarikiri Tsundere Love Love Ecchi Hon

Boku no Kazoku o Sarashimasu Ch. 8

[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]

(C90) [AMP (Norakuro Nero)] Tateyama Kokusai Koukou Saimin Kyoushitsu (Kuromukuro)

[mdo-h] DEVIL'S BORN (Soutaisei Virgin Theory) [Chinese]

(C75) [Honey Pharmacy (Fukami Ryou)] SEXY PANIC ~Neko to Saru no Love Fight | SEXY PANIC Love Battle: Cat vs. Monkey (Full Metal Panic!) [English] [EHCOVE]

Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]

(C86) [Gekka no Neko (Oyuki)] Hachimitsu Milk + (Puyo Puyo)

(C92) [Sugar*Berry*Syrup (Crowe)] Macky Suki Suki (Mobile Suit Gundam Tekketsu no Orphans) [Chinese] [玲车漂移汉化]

[Mira] Kodomo no Riron | A Kid’s Theory (School Girls Love Selection) [English] {Hennojin}

(C85) [RosemaryGarden (AWA)] 一緒に入渠いいですか? (艦隊これくしょん -艦これ-)

A Professors Theory on Love and Sex Reassignment Surgery

Koumon Kakumei Stella* - *analrisk stella*

Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7

Empty Theory 6 - Hearts Scheme

[Theory of HEAVEN (CROW)] Onikuya Ken-chan (Anyamaru Tantei Kiruminzoo) [Digital]

(Reitaisai 10) [Ana Futatsu (Wenajii)] Lacto Girl ga Ochiru Toki (Touhou Project)

BIRD&BEE

[Kantou Usagi Gumi (Kamitou Masaki)] Super Mini skirt Pilot Keikaku (Mobile Suit Gundam Seed Destiny, Super Robot Wars) [Digital]

[Kakashi Asahiro] Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery (COMIC Situation Play Vol. 19) [English] [4dawgz + thetsuuyaku] [Digital]

Soutaisei Virgin Theory

[Usami Yuu] Kekkou Suki Kamo

(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}

Kimi to no Shukumeiron - The theory of fate with you. | 與妳的宿命論

Fuzzy Theory

(SC32) [Takeda Syouten (Takeda Sora)] Magical Bunny Nyan 2 (Fate/hollow ataraxia)

(C94) [Dai-kotetsu Dan (92M)] Kotae wa Kiitenai! (Fate/Grand Order)

[Kitsune to Budou (Kurona)] Okane o moratte jimi-me no ko-tachi to etchi suru yō ni natta kudan | I got paid and started having sex with plain girls [English] [Kamijoan]

Empty Theory 3 - Cousin

Yasashii Kashima-san

(COMIC1☆13) [Labomagi! (Takeda Aranobu)] Chishojo Fuuki Iin no Minna ni Ienai Inbi na Onegai 2 [Chinese] [无毒汉化组]

Imouto Pet Kyouko no Ichinichi

[2B (MANA-KO)] MYSTIC NOISE (Full Metal Panic!) [English] [Scribe Figaro]

[Ozawa Koubou (Ozawa Manabu)] Kakehiki wa Kibishiku Sasayaki wa Amaku (Full Metal Panic!) [Digital]

(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)

Empty Theory 1 - After Pleasure

[U.R.C (MOMOYA SHOW-NEKO)] Sanzou-Houshi (Musou OROCHI) [Digital]

(Knights of BLUEII) [NMD (Ken)] Ai wa Tokkouyaku (K)

(C63) [RPG COMPANY 2 (katana kami BLADE)] Ifuu Doudou (Dead or Alive)

[Kazan no You] BUG ART ONLINE (Sword Art Online) [English] [Digital]

[Dekosen Takuji] Himitsu no Artemis - the Secret Artemis Ch. 1-6 [English] [Namidatranslations] [Digital]

Scapegoat Koufukuron | Scapegoat Theory of Happiness

[Protonsaurus] Chu

Mom Hunter ~Sudou Maki Hen~

(C88) [Kokonokiya (Kokonoki Nao)] Unusual Bedtime Working (Fate/stay night) [English] [Sydin]

(C94) [Athome Shuka (Takunomi)] Enjo Kouhai 6 [English] [biribiri]