Projectile Theory

[Anmonkan (Darkmaya)] Toaru Seiyoku no Hoyoumou (Toaru Kagaku no Railgun) [English] {Hennojin} [Digital]

Imouto-kei Kyonyuu no Shinyuu ga Kanojo no Iru Ore o Yuuwaku Shite Kita

[Seres Ryu] The Final Trial ~I wanted to become a hero~ (2D Comic Magazine Mesu Ochi! TS Ero Trap Dungeon Vol. 1) [English] [WhiteSymphony] [Digital]

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

(C88) [ciao,baby (Miike)] love to live by (Free!)

Happy theory

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

Mona-Goth 3

テンテン ~おまけつき~

[Misakura Nankotsu] Gotai Choo Manzoku

[Matsuri Aki] Heroine Insult

COMIC RiN 2011-04

Shiroko to Ecchi Shichau Hon.

Beautiful Instructor's Temptation

[Curry Berg Dish (Mikage)] Shiranui wa Teitoku o... | 不知火會把提督… (Kantai Collection -KanColle-) [Chinese] [吹雪翻譯] [2017-05-13]

THE.B.L 2

[Karube Guri] Tsuyudaku Otome - Tsuyudaku Loving Maiden. [Digital]

Innocence1 - Theory

Empty Theory 4 - Well Definitely Meet Again

Yoi Goto | Juego Borracho

Tsuyabon Servant

[Nishida] JK Sugimoto to Ogata (Golden Kamuy)

Dual Girls Chapter 4

Eli-chan to Ofuro de Ecchi Suru Hon

[nu-] Bibia Saikou ka yo!

Noserare Wife

Natsu no Nikupuni

Fubuki no Christmas

[Marugoshi] Ayane Serika to Mizugi Ecchi (Blue Archive) [Chinese]

(C83) [Motsu Ryouri (Motsu)] Kakutou Musume Houi Shuu + (Street Fighter) [Digital]

A Kid’s Theory

OL-san ni Ikinuki sasete morai-tai

(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]

Hinamix Vol. 1-13

Toradora! no Erohon 2

[R*kaffy (Aichi Shiho)] Himitsu no Otokonoko [English] [mysterymeat3] [Digital]

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

[Yaminabe] Kokugo Sansuu Rika Sex

(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)

Yuuhi o Hakobu Haitatsunin

(結束ロック!6) [社不です。 (もぐちょび)] 初物嫉妬 (Bocchi the Rock!)

[Team Harenchi (Goya)] Eirin no Kimagure Karte ~Kamishirasawa Keine Omutsu Choukyou~ vol.2 (Touhou Project) [English] {yalmetc}

Empty Theory 8 - Apparent Flash

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

Shakuyaku no Mori Shi

(C71) [Domestic animals (Murasame Maru)] Haradeka!! Ninpu Iinchou Junbigou

[Naruko Hanaharu] 2 of 4

LATE-SUMMER GREETHINGS TO YOU!

Perfect Lesson 5 -Idol Haisetsu Stage-

[Matsuzawa Kei] Omou ga Mama ni...

(C94) [Umi no Sachi (Suihei Sen)] Onekatsu no Susume | The Big Sister Experience Recommendation [English] [Redlantern]

マリア様がみてる売春IX

[Pocoration (Unpoco)] Off-kai ni Ittara Chijo no Onee-san datta Ken | When I Went To An Offline Meetup A Lewd Woman Was Waiting [English] [Solid Rose]

(C80) [Abalone Soft (Modaetei)] Mataikiden Maamu 5 (Dragon Quest Dai no Daibouken)

Soujiki ni Okasareta | Molested by a Vacuum Cleaner

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

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

(COMIC1☆8) [Magono-Tei (Carn)] Kayumidome 11 Houme (No-Rin)

Empty Theory 2 - Sky High

(C95) [Memoria (Tilm)] Princess is Seeking Unknown (Granblue Fantasy)

(C76) [TAROTS (Sawano Akira)] Hinagiku to Hamster ga Kyakkyaufufu Suru Ecchina Hon (Hayate no Gotoku!)

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

Pirates

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

Osananajimi ga mejūdesu! ! | 青梅竹马是女汉子！！1-5

K's Theory

Wakazuma Arijigoku

[Works makes evolution] Venus Mansion Episode 3 (Venus Mansion) [Digital]

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

Haha ga Dogeza Shita Hi

[USO Seisakujo] (Solomon K) Natsumikan

(C61) [Takitate (Kantarou)] Tricolor (Angelic Layer, Cardcaptor Sakura, Chobits)

Binetsu na Kyorikan

Soutaisei Virgin Theory

(Minna de Try 6 in Ariake Shard) [Shouyu no Sato (Kirishima Ayu)] Geneki Actress no Renai Jijou | The Love Situation Of A Working Actress (Alice Gear Aegis) [English] {Doujins.com}

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

(C80) [Nagumoya (Tsumagomi Izumo)] Ai no Corrida (Puella Magi Madoka Magica)

Kodomo no Riron | A Kid’s Theory

Empty Theory 5 - Advantage

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

COMIC chocolat Vol.6

(C90) [Hyoco Road (Hyocorou)] Maximum Wedding. (Guilty Gear Xrd -Revelator-)

Dawn (Or) Highschool of The Dead 2

Hitozuma Futei Koubi Zuroku Yuu

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

[/￥ (mos)] DARK-AGE

(C83) [D-Raw 2 (Draw2)] SGW×SGW×SGW

[mdo-h] Soutaisei Virgin Theory [Digital]

Big Breasts Flat Theory

[Tanaka Juice] Chikan Play

[Gomuhachi (Gomu)] Hypnotized Princess (Princess Connect! Re:Dive) [English] {Doujins.com} [Digital]

Elements1 - Theory

Orcs and juvenile ω love evolution theory

Empty Theory 7 - Destroyed Family

(C75) [KATAMARI-YA (Shinama)] Kori! (ToHeart2) [Incomplete]

5/ 4 SCC shinkan [sanpuru](Fate/Grand Order)sample

(C91) [Othello Ice (shuz)] Shiboritotte Ageru ne [English] [constantly]

[Shota Mangaya-san (orukoa)] Ibasho ga Nainode Kami-machi Shite Mita Suterareta Shounen no Eromanga (Chapter 2) | A dirty manga about a boy who got abandoned and is waiting for someone to save him (Chapter 2) [English] {Chin²} [Digital]

Uzaki Tsuki no Choukyou Nikki | Tsuki Uzaki's Training Diary

[Seishimentai (Syouryuupen)] Dai-3-ji SUPER OG (Super Robot Taisen)

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

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

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

(SUPER22) [PureSlider (Matsuo)] HEY! ANIMAL BOYS!! (Kuroko no Basuke) [English]

Slave Heroines Vol1 - CH8

[Satou Toshio] Hame Dere Bitch | Pretty Bitch ch 1-7 [English] [Doujins.com] [Decensored]

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

A Professors Theory on Love and Sex Reassignment Surgery

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]

Kamieshi Mushouka Keikaku

CHOYGEDO!

Souiu Koto wa Soto de Yare! G

[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

[Millefeuille] Yume ni Mita Mama - It is Same as my Dream [English] [Tadanohito]

(C92) [MonsieuR (MUK)] Haikyo to Mujaki no Shougashuu [Chinese] [無邪気漢化組]

(CR32) [Behind Moon (Q)] Dulce Report 2 | 达西报告 2 [Chinese] [哈尼喵汉化组]

[Tagame Gengoroh] KRANKE [Chinese]

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

[Under Colony (Minutati)] High School Freak IV -Zwei- (High School Fleet) [Chinese] [白杨汉化组] [Digital]

Himitsu no Ojou-sama | Milady's Secret Side

Love♥Hole

(C83) [Nananachu (Suzubiru)] Anata no Ato (Danball Senki)

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

Cursed Holy Clothes

Fuzzy Theory

[Mechanical Code (Takahashi Kobato)] Method to the madness 3 (You're Under Arrest!) [English] [EHCOVE]

HONOERIKAN

Sensei to no Suteki na Jikan