Namihana Koi Sigure
Scapegoat Koufukuron | Scapegoat Theory of Happiness
Soutaisei Virgin Theory
(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)
Empty Theory 5 - Advantage
DAY OFFANTASY
(SPARK10) [Cupi (Various)] KageHi +?Na 3P Hon. (Haikyuu!!)
Empty Theory 8 - Apparent Flash
(C34) [Kotatsuya (Rei Aran, Kotatsu Neko)] Honobono! Iczer 1 (Fight! Iczer One)
Sensei! Suki desu! | 老師!喜歡你!
Rem no Koufuku H Ron | Rem's Happiness H Theory
[Danimaru] Nyuukyou Tokuiten Zuridea ~FGO Paizuri Goudou~ Okita Souji ~ (Fate/Grand Order) [English] [Digital]
(C92) [Chocolate Addiction (Mitsuki Ponz)] Shinmai Hishokan no Gozen 4-ji (Kantai Collection -KanColle-)
(C94) [Yamo7 (Ayuma Sayu)] Hatsujou Okita-chan to Yakimochi Okita-san (Fate/Grand Order)
A Professors Theory on Love and Sex Reassignment Surgery
Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]
Joutai Ijou CASE:2 Nemuri | 状态异常 CASE:2 睡眠
[Inui Haruka] Joousama Wars
Empty Theory 1 - After Pleasure
[Ootani Mikoto] Seishun Kanjouron - youth emotion theory [R18 Ban] 1
Empty Theory 2 - Sky High
[Mukousharan (Chiyami)] Otona ni Naritaino! (Kantai Collection -KanColle-)
G.G.X AngelsCry+1
[mint chocolate] exposure order 2 1-24
[John K Pe-ta] Washlet Teller | Toilet Spirit (Monzetsu!! Explosion Plus) [English] [Hong_Mei_Ling]
Brodia to Vacances
BSS Boku ga Saki ni Suki datta no ni Akogare no Anoko wa Basket-bu no Kareshi to Yarimakuri datta
[Miito Shido] Jusei Ganbou Toranoana Preorder Bonus Leaflet
[Kakashi Asahiro] Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery (COMIC Situation Play Vol. 19) [English] [4dawgz + thetsuuyaku] [Digital]
[Ochi Gento] Nikochin ~Tabako no Kemuri de Jikan Teishi~ 2
Gibo ga Haramu Made Zenpen | Until My Mother-in-Law is Pregnant - Part1-2
Kyoko ttan hanayome shuugyou nikki
K's Theory
Empty Theory 7 - Destroyed Family
[TETRARA (Tokiwa Yutaka)] Seireki 4999-nen no chinji (Battle Athletes) [Digital]
[Kuroiwa Menou] Hitozuma Club Bijo to Yajuu-tachi (COMIC HOTMILK 2020-05) [English] {The Ancient Hentai Theory} [Digital]
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
(C89) [S Shoten (3e)] Zarazara Koi no Uta (THE IDOLM@STER)
Comic Megastore H 2005-05
(COMIC1☆7) [MiyuMiyu Project (Kanna Satsuki)] Sakura・Sakura (VOCALOID)
Zenkoutei Seito "Horch 108"
(C70) [Ocarina (Dyontairan)] Cowaremono #6
Kyoushitsu no Joou 2
[Theory of HEAVEN (CROW)] Ikuiku! Ikuma-kun! (Black Jack) [2017-08-20]
(COMIC1☆8) [Imperial Chicken (Fujisaka Kuuki)] Yome ga Chakunin Shimashita! (Kantai Collection -KanColle-)
(CT33) [SERIOUS GRAPHICS (ICE)] ICE BOXXX 24 Gekiha-ritsu 120% no Onna (Girls und Panzer)
(C89) [AliceCreation (Ruku)] Dorothy Leona Kyousei Ketsugou (PriPara)
Hakase no Renai Kaizouron | A Professors Theory on Love and Sex Reassignment Surgery
(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}
Fuzzy Theory
(C91) [moco chouchou (Hisama Kumako)] Yuutousei Ayaka no Uraomote 3
Chloe no Shita ni Aragau Miyu
(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}
Yonimo midarana kokusai kōryū ~ ore no naka no bushi ga sasayaite iru suezenkuwanuhaotokonohaji… to ~
[Furaipan Daimaou] Aniero Mix 011 (Cookin' Idol Ai! Mai! Main!)
Mama wa boku no dai benki | Mama is my toilet
[CROCODILE-Ave. (Murakami Maki)] Remix Gravitation Ecchi De Iyaan Hen | Remix Gravitation Vol. 1 (Gravitation) [English] [Obsession-Yaoirulez] [Incomplete]
[Theory of HEAVEN (CROW)] Onikuya Ken-chan (Anyamaru Tantei Kiruminzoo) [Digital]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
Kodomo no Riron | A Kid’s Theory
(CR33) [BLACK DOG (Kuroinu Juu)] Diver Down (Bishoujo Senshi Sailor Moon) [Chinese]
봄이 최면 NTR