Theo Aarokira

(SPARK10) [Kirisima (Theo)] Onedari Nandemo Hitotsu Dake! Tsuki ni Negai o (Touken Ranbu)

(COMITIA123) [SERVICE BOY (Hontoku)] Hajimete no Shuugakuryokou [Chinese] [theoldestcat汉化]

(C93) [Kakukonoka (Menoko)] Rakugakishi (Various) (Chinese) [theoldestcat汉化]

(C92) [Nerihibari (Usuchi.)] Samui Yoru ni (Touken Ranbu) [Chinese] [theoldestcat汉化]

[withsoda (Kitaichi Naco)] Hayaku Kaetta Hi wa [Chinese] [theoldestcat汉化] [Digital]

(C95) [S-Size (Shinachiku)] Boku no Koibito wa Chiisai [Chinese] [theoldestcat汉化]

[Mine Noujou (Minemura)] Hizuna LV0 no raama ou to himitsuno omajinai (Fate/Grand Order) [Chinese] [theoldestcat汉化] [Digital]

[Corundum] Otoshimae Tsukesasetatta (Fate/Grand Order) [Chinese] [theoldestcat汉化]

[Tsukuru] Kusuguri Play (Otokonoko HEAVEN Vol. 33) [Chinese] [theoldestcat汉化] [Digital]

[Ayato Ayari] Kimi wa Marude Onnanoko (Koushoku Shounen Vol. 08) [Chinese] [theoldestcat汉化] [Digital]

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

(C95) [kirscherise (Yoshiizumi Hana)] Kirafuri Swimsuit (Fate/Extella Link) [Chinese] [theoldestcat汉化]

[FruitsJam (Mikagami Sou)] Ura Mahou Sensei Jamma! 17 (Mahou Sensei Negima!) [Chinese] [輝夜漢化] [Digital]

[Aichi Shiho] Hajimemashite Natsu (Otokonoko HEAVEN Vol. 35) [Chinese] [theoldestcat汉化] [Digital]

[Nagi Ichi] Soredeyoshi (Koushoku Shounen Vol. 09) [Chinese] [theoldestcat汉化]

[A-10] Load of Trash Kanzenban Ch. 1-11 [Chinese] [沒有漢化]

[Ayato Ayari] Kimi o Metoruhi (Otokonoko HEAVEN Vol. 40) [Chinese] [theoldestcat汉化]

(ShotaFes 2) [SERVICE BOY (Hontoku)] Onii-chan ni Tanezuke Shichao! [Chinese] [theoldestcat汉化]

(Douyara Deban no Youda! 4) [Sakana Kusai (Sakamei Hamachi)] Yoru wa Mijikashi Koiseyo Shounen (Boku no Hero Academia) [Chinese] [theoldestcat汉化]

[isao] SUKI SUKI (Ecchi MAX!!) [English] [N04h] [Digital]

[Seki Sabato (Tsukuru)] Manbiki Josou Shounen Oshioki Fuck [Chinese] [theoldestcat汉化] [Digital]

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

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

[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]

(C86) [REFLECTION (U-hi)] ADAPT [Chinese] [theoldestcat汉化]

(brilliant days 4) [Koneko Gumi (Poron)] Ni~chan to Bouchama ga Hoken Shitsu de Nakayoshi Suru Hon (Ensemble Stars!) [Chinese] [theoldestcat汉化]

[U-hi] Hello·Work·Hello (Koushoku Shounen Vol. 08) [Chinese] [theoldestcat汉化] [Digital]

Kodomo no Riron | A Kid’s Theory

[James Hotate] Ore to Neko no Shiiku Seikatsu (Koushoku Shounen Vol.12) [Chinese] [theoldestcat汉化] [Digital]

Soutaisei Virgin Theory

A Professors Theory on Love and Sex Reassignment Surgery

[Marinconia (Sumimaru Mary)] Zeitgeist197X | 时代精神197X [Chinese] [theoldestcat汉化] [Digital]

Innocence1 - Theory

(C92) [EGO DANCE (Nanamatsu Kenji)] Er-kun no Robo Ai o Ochinchin Ai ni Irekaete mita Ken (Knight's & Magic) [Chinese] [theoldestcat汉化]

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

Theodore × Hamuko

(C94) [S-Size (Shinachiku)] Koisuru Summer Vacation [Chinese] [theoldestcat汉化]

[withsoda (Kitaichi Naco)] Kekkon Kinenbi no Sugoshikata [Chinese] [theoldestcat汉化] [Digital]

(Reitaisai 6) [Kikagaku Moyou / Aestheometry (Pilky)] Himitsu no Ehon (Touhou Project)

[Takatsu] Isekai de Elf no Yuusha(♂) ga Yome ni Natte Kureru You desu !? (Koushoku Shounen Vol. 11) [Chinese] [theoldestcat汉化] [Digital]

Soutaisei Virgin Theory

[broccoholic (MM)] Post!!! (The Legend of Zelda) [Chinese] [theoldestcat汉化] [Decensored] [Digital]

Empty Theory 8 - Apparent Flash

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

Onedari Nandemo Hitotsu Dake! Tsuki ni Negai o

[Takatsu] S wa fragile no S Ch. 1-6 [Chinese] [theoldestcat汉化]

Happy theory

[Tsukuru] Neko o Kau (Otokonoko Heaven's Door 4) [Chinese] [theoldestcat汉化] [Digital]

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

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

(C91) [Sayonara Hornet (Yoshiragi)] Chikakute Tooi,Kioku no Kanata (Fate/Grand Order) [Chinese] [theoldestcat汉化]

[Corundum] Otoshimae Tsukesasetatta (Fate/Grand Order) [Chinese] [theoldestcat汉化]

[Ayato Ayari] Ushimitudoki No Raihousha (Otokonoko HEAVEN Vol. 32) [Chinese] [theoldestcat汉化] [Digital]

[Mogetama (Tanakamori Yokota)] Tabunkitto, Ashita no Nazunawa [Chinese] [theoldestcat汉化] [Digital]

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

[Sakura Puchilo] ☆Kyouiku Terebi (Koushoku Shounen Vol.12) [Chinese] [theoldestcat汉化] [Digital]

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

Naisho no koshitsu

[Morittokoke (Morikoke)] Jack-kun wa Okaa-san to Issho (Fate/Grand Order) [Chinese] [theoldestcat汉化] [Digital]

[U-hi] Additional Time Kohansen (Koushoku Shounen Vol. 12) [Chinese] [theoldestcat汉化] [Digital]

Empty Theory 5 - Advantage

(ShotaFes 2) [ShotaFes Junbikai (Shinachiku)] Hajimete no Sodetooshi (Shounen Festa) [Chinese] [theoldestcat汉化]

(Shota Petit) [S-Size (Shinachiku)] Itsuki-kun ga Osewa ni Narimasu [Chinese] [theoldestcat汉化]

(HaruCC23) [Minamono (Minamo)] Kusari ni Akai Hana (Fate/Grand Order) [Chinese] [theoldestcat汉化]

[Tange Kentou Club (Yokota Mamoru)] Theogonia (Persona 3, Persona 4) [English] [CGrascal]

[MARIO ALMANAC (Mario)] METAL SLUG (Kantai Collection -KanColle-) [Chinese] [theoldestcat汉化] [Digital] [Incomplete]

[S-Size (Shinachiku)] Hayaku Otona Ni Naritai丨好想快点长大成人 [Digital] [Chinese] [theoldestcat汉化]

Lucy

(C95) [Alice no Takarabako (Mizuryu Kei)] Yumenosaki Gakuin no Tenkousei-chan ga Idol no Tamago o Kuiarashiteru tte Hontou desu ka!? (Ensemble Stars!) [Chinese] [theoldestcat汉化]

(C95) [Inran Shounen (Jairou)] Yami no Serva Fes - Kindan no Rakuen ni Youkoso! (Fate/Grand Order) [Chinese] [theoldestcat汉化]

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

(C90) [Kuromisa Kaijou (Ikezaki Misa)] Niedenka - Sacrifice Prince (Arslan Senki) [Chinese] [theoldestcat汉化]

(C90) [Kuromisa Kaijou (Ikezaki Misa)] Niedenka - Sacrifice Prince (Arslan Senki) [Chinese] [theoldestcat汉化]

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

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

Theo to Theo Kouhen | Theo and Theo: Final Chapter

[Electric_Dragon] League of Legends fan book (League of Legends) [Chinese]

[Usamimi Syndrome (Erutasuku)] Dakara Boku wa Shinyuu no Musuko o Okasu | 那我就淦好朋友的儿子咯 [Chinese] [theoldestcat汉化] [Digital]

Tsundere Kōryaku No Saishū Teiri - Tsundere's Final Theorem

[FruitsJam (Mikagami Sou)] Ura Mahou Sensei Jamma! 17 (Mahou Sensei Negima!)

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

[FruitsJam (Mikagami Sou)] Ura Mahou Sensei Jamma! 17 (Mahou Sensei Negima!) [English] (Trinity Translations Team)

[Ayato Ayari] Molester Tain Cafe <One More> [Chinese] [theoldestcat汉化]

(C95) [Seikatsu Seshishou (tt)] Nukumori no Hi [Chinese] [theoldestcat汉化]

(SPARK6) [SPS Lab. (Sado Romeo)] Sexual Velvet No. 1 (Persona 3)

[Ayato Ayari] Maochin♂Natsu Zakari! (Otokonoko HEAVEN Vol. 41) [Chinese] [theoldestcat汉化]

Empty Theory 7 - Destroyed Family

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

[Yasson Yoshiyuki] No Count (Yowamushi Pedal) [Chinese] [theoldestcat汉化] [Digital]

(ShotaFes 2) [J-M-BOX (Takatsu Keita)] Paper Jetter Tsubasa [Chinese] [theoldestcat汉化]

(Shota Scratch 30) [kedamono (Tori Hrami)] Rojiura no Oshioki | 胡同里的惩罚 [Chinese] [theoldestcat汉化]

[Mario] Oidemase...♥ (Otokonoko HEAVEN Vol. 30) [Chinese] [theoldestcat汉化] [Digital]

(HaruCC23) [Akimasaya (Akima)] Shinshoku (Boku Dake ga Inai Machi) [Chinese] [theoldestcat汉化]

[acbins] Theo to Theo Chuuhen | Theo and Theo: Middle Chapter (Otokonoko HEAVEN Vol. 57) [English] [mysterymeat3] [Digital]

[Hey You! (Non)] Len-kun to Asobou! (VOCALOID) [Chinese] [theoldestcat汉化]

K's Theory

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

(C94) [Kuromisakaijou (Ikezaki Misa)] Fate/DT♂rder Hiraki (Fate/Grand Order) [Chinese] [theoldestcat汉化]

Ura Mahou Sensei Jamma! 17

(C94) [Seki Sabato (Tsukuru)] Kyou wa Kateikyoushi ga Kite Kyousei Mesuochi Saiminnjugyou o Suruhi [Chinese] [theoldestcat汉化]

(C78) [REFLECTION (U-hi)] Comiket 78 Awase [Chinese] [theoldestcat汉化]

[mdo-h] Soutaisei Virgin Theory [Digital]

(C92) [spika07 (Yoshino Sora)] Boku-tachi no Kyuuseishu-sama [Chinese] [theoldestcat汉化]

(C93) [S-Size (Shinachiku)] Boku no Tokutouseki [Chinese] [theoldestcat汉化]

[Morittokoke (Morikoke)] Eiketsu Ninja Gaiden ~Haiboku Hen~ (The Legend Of Zelda) [Chinese] [theoldestcat汉化] [Digital]

(C95) [BP88 (Idogawa)] Tensei Shitara Otokonoko datta Ken (Tensei Shitara Slime datta Ken) [Chinese] [theoldestcat汉化]

(Shota Scratch 33) [SERVICE BOY (Hontoku)] Hentai Benki Yuutousei [Chinese] [theoldestcat汉化]

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

[Ayato Ayari] Kotora to Ookami | 小老虎和狼 (Koushoku Shounen Vol. 07) [Chinese] [theoldestcat翻译] [Digital]

(Shota Scratch 31) [S-Size (Shinachiku)] Kimi ga Suki [Chinese] [theoldestcat汉化]

(C95) [S-Size (Shinachiku)] Boku no Koibito wa Chiisai [Chinese] [theoldestcat汉化]

[Tsukuru] Suyasuya Hypnotherapy (Otokonoko HELL'S GATE #03) [Chinese] [theoldestcat汉化] [Digital]

Enchant（theoldestcat汉化）

World's End Dancehall

(C91) [Kuromisakaijou (Ikezaki Misa)] Fate/DTorder course:Alexander (Fate/Grand Order) [Chinese] [theoldestcat汉化]

(C91) [Alice no Takarabako (Mizuryu Kei)] Saniwa toshite Shinjite Okuridashita Tsuma ga (Touken Ranbu) [Chinese] [theoldestcat汉化]

[CHIN-UP (Pocchi)] Karasu Tengu No Kamikakushi [Chinese] [theoldestcat汉化] [Digital]

(C91) [Nanairo Koubou (Martan)] Shasei Tenshi Peni Cream [Chinese] [theoldestcat汉化]

[Tsukuru] Idol Mesu Mesu Daisakusen (Otokonoko Heaven's Door 3) [Chinese] [theoldestcat汉化] [Digital]

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

[Ayato Ayari] Kotora to Ookami ~Tokubetsu-shitsu~ [Chinese] [theoldestcat汉化]

(C92) [Inariya (Inari)] Kyoudai ni Okeru Seikoushou no Kiroku [Chinese] [theoldestcat汉化]

Empty Theory 1 - After Pleasure

[Shinsei Lolishota (shuffle, kozi)] My offer of exchange things was refused so I decided to violate him (The Legend of Zelda) [Chinese] [theoldestcat汉化] [Digital]

[Takatsu] Isekai de Elf no Yuusha(♂) ga Yome ni Natte Kureru You desu !? (Koushoku Shounen Vol. 11) [Chinese] [theoldestcat汉化]

Theobromin

[broccoholic (MM)] Heart Recovery (The Legend Of Zelda) [Chinese] [theoldestcat汉化] [Decensored] [Digital]

(C91) [Inariya (Inari)] Inariya-san-chi no Omakebon Shimakaze-kun no Heya Bangaihen (Kantai Collection -KanColle-) [Chinese] [theoldestcat汉化]

(C92) [Inran Shounen (Jairou)] Inran Shounen "Nazo no Bitch Shota to Ossan no Monogatari" [Chinese] [theoldestcat汉化]

(J.GARDEN 44) [S-Size (Shinachiku)] Shuiro ni Yokujou [Chinese] [theoldestcat汉化]

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

(C94) [Kuromisakaijou (Ikezaki Misa)] Hedo no Deru Gesu-domo no Kouyuuroku (Hunter x Hunter) [Chinese] [theoldestcat汉化]

(HaruCC23) [Seijun-ha (amam)] Tenshi no Tawamure (Devilman) [Chinese] [theoldestcat汉化]

[Kawada Shougo] Koinie (Otokonoko Heaven Vol. 01) [Chinese] [theoldestcat汉化] [Digital]

Leona ★ Heroes - League of Legends Fan Book

(Shota Scratch 7) [Studio Zealot (U-hi)] 5-gatsu Itsuka wa Otona no Hi | May 5th is Adult's Day (Shotarista 2) [Chinese] [theoldestcat]

[Takatsu] Goshujin-sama to Dorei no Tsuma (Koushoku Shounen Vol. 09) [Chinese] [theoldestcat汉化]

(C92) [Inran Shounen (Jairou)] Inran Shounen "Nazo no Bitch Shota to Ossan no Monogatari" [Chinese] [theoldestcat汉化]

[Poron] Hotarumaru Yarichin Hon Bangaihen (Touken Ranbu) [Chinese] [theoldestcat汉化]

(Shota Petit) [S-Size (Shinachiku)] Itsuki-kun ga Osewa ni Narimasu [Chinese] [theoldestcat汉化]

(C91) [Kuromisakaijou (Ikezaki Misa)] Fate/DTorder course:Alexander (Fate/Grand Order) [Chinese] [theoldestcat汉化]