(C93) [S-Size (Shinachiku)] Boku no Tokutouseki [Chinese] [theoldestcat汉化]
Kimi to no Shukumeiron - The theory of fate with you. | 與妳的宿命論
[FruitsJam (Mikagami Sou)] Ura Mahou Sensei Jamma! 17 (Mahou Sensei Negima!) [English] (Trinity Translations Team)
[Morittokoke (Morikoke)] Eiketsu Ninja Gaiden ~Haiboku Hen~ (The Legend Of Zelda) [Chinese] [theoldestcat汉化] [Digital]
[CHIN-UP (Pocchi)] Osananajimi to [Chinese] [theoldestcat汉化] [Digital]
[Kawada Shougo] Wakatakenoko no Kimi (Otokonoko Heaven Vol. 04) [Chinese] [theoldestcat汉化] [Digital]
(COMITIA121) [Usamimi Syndrome (Erutasuku)] Oretachi no Seijo-sama ga Otokonoko na Wake nai daro! [Chinese] [theoldestcat汉化]
(SC2015 Autumn) [CHRONOLOG, D.N.A.Lab. (Sakurazawa Izumi, Miyasu Risa)] Super String Theory (Kantai Collection -KanColle-)
Kodomo no Riron | A Kid’s Theory
(C72) [Blind hope (Mashu Maro)] Nina no Spezielle Relativitätstheorie (Code Geass: Lelouch of the Rebellion)
[U-hi] Next is…? (Koushoku Shounen Vol.10) [Chinese] [theoldestcat汉化]
(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}
(C94) [S-Size (Shinachiku)] Koisuru Summer Vacation [Chinese] [theoldestcat汉化]
[Kotoko] Love Letter o Morattara Osananajimi ni Osowareta Ken | 关于收到情书后被青梅竹马袭击这件事 (Koushoku Shounen Vol. 02) [Chinese] [theoldestcat汉化]
(COMITIA124) [Seki Sabato (Tsukuru)] Shikkaku Boyfriend [Chinese] [theoldestcat汉化]
(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}
[Kuroiwa Menou] Hitozuma Club Bijo to Yajuu-tachi (COMIC HOTMILK 2020-05) [English] {The Ancient Hentai Theory} [Digital]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
(Shota Scratch 31) [S-Size (Shinachiku)] Kimi ga Suki [Chinese] [theoldestcat汉化]
[Mogetama (Tanakamori Yokota)] Tabunkitto, Ashita no Nazunawa [Chinese] [theoldestcat汉化] [Digital]
(ShotaFes 2) [SERVICE BOY (Hontoku)] Fukushuu Chinpo 2 Kutsujoku no Anal [Chinese] [theoldestcat汉化]
(SUPER26) [Sayonara Hornet (Yoshiragi)] Shujuu to Koi to Kyoukaisen (Fate/EXTRA) [Chinese] [theoldestcat汉化]
(C91) [Nanairo Koubou (Martan)] Shasei Tenshi Peni Cream [Chinese] [theoldestcat汉化]
Innocence1 - Theory
(C94) [Seki Sabato (Tsukuru)] Hanabi no Yoru no Himitsu [Chinese] [theoldestcat汉化]
(C91) [Kuromisakaijou (Ikezaki Misa)] Fate/DTorder course:Alexander (Fate/Grand Order) [Chinese] [theoldestcat汉化]
Futaba841 (Mitsuya Yoguru) - The Love and Pleasure Theory for Boys [ENG]
[Seki Sabato (Tsukuru)] Manbiki Josou Shounen Oshioki Fuck [Chinese] [theoldestcat汉化] [Digital]
Empty Theory 7 - Destroyed Family
(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)
(SPARK6) [SPS Lab. (Sado Romeo)] Sexual Velvet No. 1 (Persona 3) [English] [CGrascal]
[Sakura Puchilo] ☆Kyouiku Terebi (Koushoku Shounen Vol.12) [Chinese] [theoldestcat汉化] [Digital]
(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)
Empty Theory 8 - Apparent Flash
[Morikoke] Josou Link [Chinese] [theoldestcat汉化]