Theorys

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

(C95) [Angyadow (Shikei)] Extra 58 (Sword Art Online) [English] {Hennojin}

[Katou Jun] Eikyou (Mesuiki Otokonoko Switch) [Chinese] [基友仨漢化組] [Digital]

[bol] おまけというか黒歴史

Ookii Onnanoko wa Daisuki Desuka Vol.3

(Meikasai 10) [Momo Ego (Kei Jiei)] Hina-sama wa Megami (Touhou Project) [English] [H-Konbini]

[Aka no Hana] Spring Exchange Valley

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

Kono Haru, Kanojo to Issho ni Sotsugyou Shimashita ~Kyoushitsu H Hen~

Mijuku Mono | The Inexperienced

MIMIPULL肆

(C79) [Dr.VERMILION (Unihoge, Petenshi)] Ojousama wa Yokkyuufuman (Touhou Project) [English] [Daddy's Cummies]

[Nagashima Chosuke] Pururun Seminar 3

Dassai Nikuyokugurui ni Ochite ch.3

Umibiraki

[micro page (Kuromotokun)] Seikyouiku Series Soushuuhen 2 [Digital]

COMIC LO 2008-05 Vol. 50

Big Breasts Flat Theory

Rental Shikigami Pet San

Kajuunn Bokujou No Jikken ~Maaya Kun Wo Juukan Shichaou~

Empty Theory 4 - Well Definitely Meet Again

Soutaisei Virgin Theory

[You You Tsuushin (Shinonome Yuu)] Sekinin Tottene [Digital]

(C74) [Takaradamashii (Gorgeous Takarada)] Yura Yura Choppiri

Jigoku no sata mo Kami Shidai

Elements1 - Theory

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

Dorei wo Choukyoushite Harem Tsukuru R18 Route 13.5-23.5

[Charveltiger] Saiminten Kyou wa dono Ko wo Daraku Shite Moteasobu?

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

Kawaru Shintai, Kawaranu Omoi

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

Soutaisei Virgin Theory

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

[Maimu-Maimu] Aniyome Bitch Life | 兄嫂淫蕩女性生活 [Chinese]

[BIG GYM (Fujimoto Gou, Toriki Kuuya)] Okinawa Slave Island 04 [English] [Buffme Scanlations] [Digital]

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

Tomodachi Ijou Netorare Miman - Friend or more, less than NTR

Fuzzy Theory

(HaruCC23) [Hatosable (Hashinoha)] Cherry Boy Pop (Big Hero 6)

Somerare Ch. 5 Musabori

Empty Theory 3 - Cousin

Moto Saikyou Maou Gen TS Shoufu 2 Nemutte Oshiri Dasu dake no Kantan na Oshigoto Hen

[Sanatuki] NTR Hypnotic Academy - Chapter 7 (The Legend of Heroes Trails of Cold Steel)

Yome Matome

(FFF2) [Gokudou Daigensui (Kayama Kifumi)] Oishii! NAGMILK (Inazuma Eleven)

Imouto Tomomi-chan no Feti Choukyou Ch. 5 | Younger Sister, Tomomi-Chan's Fetish Training Part 5

(C93) [CRIMSON GROUND (Miyashiro Sousuke)] Torofuwa Mashumaro (Fate/Grand Order) [Chinese] [花火汉化组]

(Reitaisai 10) [Sagittarius (Shown)] God Hand ~ Buchi Nuke, Jigoku Mon ~ (Touhou Project)

(C63) [Crimson Comics (Carmine)] Tearju no Higeki (Black Cat)

Seifuku Rakuen 21 - Costume Paradise 21

(C84) [RoriE-GO (Saeki Takao)] Chicchai Market (Tamako Market)

[大塚咲] 新妻･大塚咲の悩殺スケッチ

(C89) [Yabitsutouge (Ootori Mahiro)] Mari ga Yasashiku Oshiete Agerune (Love Live! Sunshine!!) [Chinese] [无毒汉化组]

(C81) [Gold Rush (Suzuki Address)] Ayasebon (Guilty Crown) [English] =Krizalid=

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

Happy theory

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

A Professors Theory on Love and Sex Reassignment Surgery

[Nakaun (Yoko)] Uchinoko ga totemo shishunki de kawaī (Yu-Gi-Oh! Zexal)

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

(C77) [Inugoya (Yahiro Pochi)] MIO REC (K-ON!)

Innocence1 - Theory

(C93) [Kokoro no BOSS (makko Reader)] Maid no Wagamama wa H desu yo?! (Azur Lane)

(C92) [Zenra Restaurant (Heriyama)] Choushi ni Noruna yo Lillie (Pokémon Sun and Moon)

Kimi ni shika Bokki shinai Elite Ouji wa Mob no Watashi o Dekiai suru | 只能对你勃起×身为路人的我被优秀的王子溺爱着 1-2

Kando!! Noudo!! Bokkido MAX | Sensitivity!! Concentration!! Erection Degree MAX

Karei na Ojikan – Brilliant this time

(C90) [Sakekan Memorial (SolopipB)] Koishirete Uwabami! (Fate/Grand Order) [English] [NepNep]

(Reitaisai 7) [Saihate-Kukan (Hino Hino)] Nazrin o Tansaku Shitai! (Touhou Project)

(C87) [Kurosawa pict (Kurosawa Kiyotaka)] Lovely Baby Face 4 [Chinese] [CE家族社]

Microne Magazine Vol. 32

Manager Sayoko

Shittemashita? Succubus wa Karada ga Ookikereba Ooki hodo Tsuyoitte Koto♪

A Kid’s Theory

監獄アカデミア THE COMIC Ch. 1-4

[mdo-h] Soutaisei Virgin Theory [Digital]

Onna no Karada de Iki sugite Yabai! 3 | 不妙啊女生身体太容易高潮了！3

(C87) [Fatalpulse (Asanagi)] Gareki 18 (Various)

永遠の約束

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]

Yakumo Yukari to Shota Omocha

(COMIC1☆11) [BLACK DOG (Kuroinu Juu)] Mesu Goblin o Dorei ni Shimashita

HGUC#19 Otona/CHLOE 2Wei! | Adult Chloe 2

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

Melt me with your love,Maria. | 以愛將我融化~即日求婚！？但是能一直都溺愛我嗎？皇子殿下

(SUPER21) [Usagizadou (Enu)] Yoarashi (Nurarihyon no Mago)

(C76) [Dokuritsu Gurentai (Bow Rei)] Chinami Series [Tokubetsu Hen] Mama wa Shougaku Rokunensei

(Touhou Goudou Saiji 5) [Unmei no Ikasumi (Harusame)] Houga Asobi (Touhou Project) [Chinese] [迷途竹林汉化]

Empty Theory 7 - Destroyed Family

Comic Unreal Plus Vol. 2

シャルティア

`Mahou Shoujo ni Akogarete' Sao Yuu / Gushing Over Magical Girls With Dicks

Orcs and juvenile ω love evolution theory

[Onikokko] 初めて夜伽に呼ばれた生意気メイド

Empty Theory 2 - Sky High

Empty Theory 6 - Hearts Scheme

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

Sayonara Marth-sama

(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]

(C75) [OMEGA 2-D (Hibino Tomoki, Shima Seiryuu)] Everyday Young Life Eros (Persona 4) [English] [FAKKU]

Saikin, Imouto no Yousu ga Chotto Okashiin daga.

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

(C91) [PigPanPan (Ikura Nagisa)] Yandere Shigure to Wakaretai. (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]

Empty Theory 5 - Advantage

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

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

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

(C94) [YA-ZY (Yunioshi)] Hontou ni Iru no kamo Shirenai Morrigan Nurse (Darkstalkers)

My Sister Sleeps With My Dad 2

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

[Moritaka Takashi] Natsuiro Oppai Cafe | Summer-Tanned Breasts Cafe (Nakadashi Saretai) [English] [Sling]

Empty Theory 8 - Apparent Flash

Iede Gal na Senpai wa Kantan ni Yarasete Kureru 3

Dai 17-setsu Gigantomachia | Seventeenth Passage: Gigantomachy

(C61) [Chuuka Mantou (Yagami Dai)] Mantou 20 (Slayers)

Choco no Ajimi wo Suru Shimai | Sisters Tasting Chocolate

First Duel!! Vol. 2

[Mannen Dokodoko Dondodoko (Tottotonero Tarou.)] POCKET BITCH LEGENDS 2 (Pokémon Legends: Arceus) [Digital]

Dosukebe Body no Maid Shimai ni AV Shutsuen Onegai Shite Mita

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

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

(SC2020 Autumn) [Maruarai (Arai Kazuki)] Kiss-Ma no Natsu | Summer Of The Compulsive Kisser (Bokutachi wa Benkyou ga Dekinai) [English] {Doujins.com}

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

Empty Theory 1 - After Pleasure

(C91) [Chocolate Addiction (Mitsuki Ponz)] Hibiki Saimin ~Inazuma no Hibiki-chan Oyasumi Daisakusen~ (Kantai Collection -KanColle-) [Chinese] [绅士仓库汉化]

izakaya romansu gekijou

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

(C80) [Windtone (Safi)] Sister and sister 2 (Boku wa Tomodachi ga Sukunai)

(COMIC1☆6) [Kurosawa pict (Kurosawa Kiyotaka)] BitterOrange (Kimagure Orange Road)

MIRACLE ANGELS

(C95) [Awayukitist (Asanoha)] Neko Shibori [English]

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

Izon Suru Kashima.

(C92) [Circle Ohigetan (Ohigetan)] Ohigebon-79 Ohigetan Works 3

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

Gurogyaru zetchoo kanri ~ namaikina shojo bitchi o jirashi ni asera shite go hoobi iki 1

Ibasho ga Nai node Kamimachi shite mita Suterareta Shounen no Ero Manga Ch. 35

Eden no Kimeseku Harem

(C94) [Yojigen Kaidenpa (Shiden Hiro)] Maryoku Houshutsu (Sei) (Fate/Grand Order) [English] [xinsu]

Troublekko ~Haruna & Ryouko~

[Rifuru] Boku-tachi wa Onee-chan no Toriko - We are captives of My sister Ch. 4 Kouhen [English] [Digital]

Ero Shoujo Gingitsune-chan

Chocolate Fever

Kodomo no Riron | A Kid’s Theory

K's Theory

Makinami to Kan Keikaku

Kare ni Shitai Hidoi Koto.

Sensei to H na Ryokou