(C54) [Studio Parfe (Dohi Kensuke)] Evan 26.5 V (Neon Genesis Evangelion)
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)
Gotou-kun to Tsukue de Sukebe suru.
(SC60) [King Revolver (Kikuta Kouji)] Hane Kawaru (Bakemonogatari)
[Kakashi Asahiro] Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery (COMIC Situation Play Vol. 19) [English] [4dawgz + thetsuuyaku] [Digital]
[Nihon ja Nibanme da!] Yamakasakko Doremi (2005~2009)
Empty Theory 1 - After Pleasure
Houkago Hitagi Club
Mahou Shitsumukan Mazorezu Fate Saimin Choukyou
Heroine X to Heroine Sex!! II
(C80) [Circle-ta (Narushima Godou)] Chichi Chitai (Manyuu Hikenchou)
Chain Limitations
(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]
[Nekometaru] Gohoushi Tsukumogami (COMIC Unreal 2015-08 Vol. 56) [Chinese] [無邪気漢化組]
Paizuri Drain
[YOSHITORA] Henkyou no Seijo
[Taikan Kyohougumi (Azusa Norihee)] Hatsujouki no Kanna-chan to Kamuix (Kobayashi-san-chi no Maid Dragon) [English] [Mongolfier] [2017-08-25]
Rem no Koufuku H Ron | Rem's Happiness H Theory
My Sweet Heart
Manga Bangaichi 2013-11
[Nekomata Naomi] Kizuato | Scar [English] [SaHa]
Innocence1 - Theory
Empty Theory 2 - Sky High
[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]
Shiraga no Danshi Koukousei ga Akuyuu ni Hamerarete Ayashii Kusuri o Nomasaretara Nyotaika Shite Shimattakeredo Nashikuzushi-teki ni SEX suru Funiki ni Natte Iru.
Gokujyo Drops 2
TOHO N+ 109
(C72) [Blind hope (Mashu Maro)] Nina no Spezielle Relativitätstheorie (Code Geass: Lelouch of the Rebellion)
(C67) [Sakurakan (Seriou Sakura)] Tobikkiri no Himitsu 2 (Inuyasha)
(C84) [grand-nauts (Hirose Madoka)] Pettantan! (Hinabita)
(C94) [Dot Eito (Sawayaka Samehada)] Sanae-chan to Sukebe Suru Hon (Touhou Project) [Chinese] [绅士仓库汉化]
Fuzzy Theory
Kumifuse!! Deisui Reimu-san!
(C88) [NO RESET CLUB (Sakurai Shushushu)] LOVER'S DAY (Free!)
Empty Theory 5 - Advantage
Empty Theory 3 - Cousin
When You Sleep
Empty Theory 4 - Well Definitely Meet Again
Maou Yuusha - Kachiku Kiki 2
[Anthology] Eros Boys - Ero Shota 5
K's Theory
[Shoryutei Enraku] Seishin Kaihouron | The theory of releasing your real self (Nozoite wa Ikenai 7 - Do Not Peep! 7) [English] [Quick and easy translations]
Soutaisei Virgin Theory
[Hanya Yashiki (Hanya)] Yobae Inko-chan S3 | Nightcrawler Inko-chan S3 [English] {Mistvern + Bigk40k} [Digital]
(C92) [Tsurutsuru Pain (Pikeru)] Chuuken Roshutsu Zanmai (Fate/Grand Order)
(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)
(C77) [Indico Lite (Mitha)] FLOWER TIARA II
Akane-chan wa Wakaranai
楓さんはちょっとおこ。
[Nonbiri Nonbiri (Fin no Uta)] Tabi no Tochuu [Digital]
Kimi to no Shukumeiron - The theory of fate with you. | 與妳的宿命論
Saimin hāremu-tsukuri 5
(C85) [Koutetsu (Satou Hagane)] Jack the ludo bile (Touhou Project)
Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7
[Senno Knife] Ouma ga Horror Show 1 - Trans Sexual Special Show 1 [English] [SaHa]
Fate/Gentle Order 4 "Alter"
[Konshin] Dragon Heart (COMIC Unreal 2018-02 Vol. 71) [English] [KerriganKitty] [Digital]
The exchange Part III
BRIDGET BUBBLES BELIEVE Triple B
[Anthology] Do S Joshi ga Zettai ni Sex de Gyakuten Sarenai Sekai Vol. 1
Sadistic Beauty 새디스틱 뷰티 Chapter 53
idkname
(C87) [Sensendou (Hikuma)] Onna Kokoro to Aki no Sora (Touhou Project)
Goumon Rengoku F2 Kouhen Jinkaku Hakai Kachiku Lesson
Yarichin ni Gohoushi Sex Suru Nama Onaho to Seishori Maid Netorase Hon
(C92) [obsession! (Hyouga.)] Hakushin Senshadoubu Keizoku no Urawaza (Girls und Panzer)
Elements1 - Theory
[Mira] Kodomo no Riron | A Kid’s Theory (School Girls Love Selection) [English] {Hennojin}
Hiasobi Zenpen | Playing With Fire - Part Two
Ayumi no Tanjoubi
[B-LUSH (Kaukau)] MakoHaru SeSe 630 (Free!) [Digital]
Shemale Single Mother no Yukari-san | Shemale Single Mother Yukari-san
Hatsujou Sen Otome
(Reitaisai 9) [Egao de Bouryoku (mogg)] BIRDLAND (Touhou Project) [Chinese] [CE家族社]
Empty Theory 7 - Destroyed Family
Succura no Takkei - The crucifixion of Succura
[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory
Sensei to Boku Ch. 2
Isekai Shoukan
[Studio Nunchaku (Autumm)] Tamako Secret (Tamako Market) [English] {Maipantsu} [Digital]
(Houraigekisen! Yo-i! 6Senme) [Juuryoku Dou (Lockheart)] Gyugyutto Kanzume (Kantai Collection -KanColle-)
Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]
Soutaisei Virgin Theory
(Houraigekisen! Yo-i! 4Senme) [ROMEO DASH (Kitto Shibaru)] Kindaika Kaishuu ni Seikou Shimashita! (Kantai Collection -KanColle-)
[Akio Takami] Akios Manga [Translated]
[Push Pop (Aikawa Monako)] Majime na Watashi no Tenraku Jinsei ~Kyousei Ryoujoku x Kimeseku x Kurogal-ka~
(C92) [Berry!16 (Saki Chisuzu)] Shiki-nyan wa Producer de Lotion Onanie ga Yamerarenai! | Shiki-nyan Cant Stop Using The Producer For Her Soapy Masturbation! (THE IDOLM@STER CINDERELLA GIRLS) [English] [Doujins.com]
[SECREDER (Jingai Modoki)] Morokoshi Hime wa Power Max ni Shitai (Granblue Fantasy) [English] [Doujins.com] [2018-08-24]
(C58) [M-10 (Kurokawa Mio)] Majikayo Antique (ToHeart)
Ayaka
Orcs and juvenile ω love evolution theory
Bokutachi no Nitta-san
[TSF no F (Hyouga.)] Gal-iro ni Somaru [Digital]
[Vuttya] Sexaroid Elsa (Kikaikan de Monzetsu Iki Jigoku! Vol. 4) [English] [Digital]
Shigatsu Kissa no Himitsu no Jiken-bo | 四月咖啡馆的神秘事件簿 Ch. 1
[Theory of HEAVEN (CROW)] Onikuya Ken-chan (Anyamaru Tantei Kiruminzoo) [Digital]
[Rehabilitation (Garland)] DRAGONBALL H Bekkan Toppatsubon Kaiteiban (Dragon Ball Z)
(C72) [Shimoyakedou (Ouma Tokiichi)] Orchid Sphere (Odin Sphere)
A Kid’s Theory
Nakano ke bijin shimai shojo soushitsu
Dokkiri de HimeHina Haoo
(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
PUCHI EMPIRE 2008 SUMMER [English] [Rewrite] [DASH13]
[Aoyama Reo] Daddy's Girl Vol.0 [ENG] (Hayama_Kotono)
Kizashi | 전조 Ch. 11
Yamo7 no Ecchi na Hon - Mizugi Jeanne to Chotto dake Okita-san Kaijou Genteibon
Colosseum yori Ai o Komete
Kodomo no Riron | A Kid’s Theory
COMIC Mate 2014-04
(Shuuki Reitaisai 3) [Taketombo (Naba)] MC3 (Touhou Project)
[Team Black October] Canine Tooth Ch.1-10 (English) (YoManga) (Ongoing)
Mizugi na Meltlilith-san to
[Naruco Hanaharu] Secret Love Affair [English]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
Maguro Yariman Shion Sei no Yorokobi o Shiru
(C94) [Shin Hijiridou Honpo (Hijiri Tsukasa)] Kanri Saretai (Sunohara-sou no Kanrinin-san)
Yatte! Yatte! 2 v1