Stadard Hallidays Theory

Kazoku Gokko

【森モリィ】水龍水龍別哭泣

Loli Kyonyuu Orchis-chan no Paizuri

Zutto Anata ga Suki Datta ~Musume no Kareshi wa Watashi no Doukyuusei~

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

(COMIC1☆11) [SSB (Maririn)] ○○ no Cosplay no Hito. (Fate/Grand Order) [Chinese] [无毒汉化组]

Hitozuma, Yarimoku Beach ni Iku | 人妻前往約炮海灘

Wotometicm@ster

[Miso Oden] Raindear no Mijikai Ero Manga (Cardfight!! Vanguard)

[Toba Yuga] Binyu Roshutsu Mania [Chinese]

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

(C92) [Karuwani (Rama)] Hangyaku e no Hankou (Fate/Grand Order)

[Namita] Iinchou, Sakki Toile de Onatteta desho? ~Itta Kaisuu ga Barechau Sekai~ 11

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

Kodomo no Riron | A Kid’s Theory

Boinzuma8 - In-Kou

Soutaisei Virgin Theory

A Professors Theory on Love and Sex Reassignment Surgery

Innocence1 - Theory

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

Soutaisei Virgin Theory

Joshidaisei Minami Kotori no Yarisaa Jikenbo Case.1

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)

NS

Happy theory

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

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

Tsuyo Kosu! | Let's yankee Fucking!

【周四连载】亲家四姐妹（作者：愛摸） 第1~36话

[Sezamyan] mashimaro ism L

Sleepy Mother

Akogare no Kanojo ga Mousou yori Erosugiru! ~Otagai o Shiru ni wa Mazu Sex de Iku Koto kara!?~ Ch. 1-3

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

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

Empty Theory 5 - Advantage

Midara na Kaori, Chouhatsu Suru Ashi

Lady Hero vs Futanari Lamia

[Jajujo (Jovejun.)] Megumin wa Nurunuru ga Osuki! (Kono Subarashii Sekai ni Syukufuku o!) [Chinese] [Lolipoi汉化组] [Digital]

(AC3) [Doku Denpa Jushin-chuu (Roshin)] Kaitou Iinchou Hokaku shimashita. (beatmania IIDX) [Chinese] [禁漫漢化組]

Hontou ni Suki nanda PNT | I Really Like These PNT

とくべつ特訓

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

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

(C78) [Asanoya (Kittsu)] Seishin Houkai suru made Kusuguri makutte Ryoujoku shitemiru Test III (Toaru Majutsu no Index)

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

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

[Ahemaru] Zecchou suru to Kioku ga Kierushi Kankaku Shadandashi [English]

Empty Theory 7 - Destroyed Family

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

Kodaishu no Honnou | The Instinct of an Ancient =7BA=

K's Theory

[Tanaka Aji] "Kare ni... Dakaremashita. Ato, Ne..." ~Otome ga Chuuko XXX Desu to Kokuhaku Suru Hi~ | He...Embraced Me.After That... Ch.1-5 [English] {Doujins.com}

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

[mdo-h] Soutaisei Virgin Theory [Digital]

Eternity to Asa kara Eien o

(COMITIA110) [moni (naoto)] COLORS2

Parasiter Miki Ch. 1-4

Momoiro no Akuma

(C72) [TENGU NO TSUZURA (Kuro Tengu)] Asuka Trial 2 (Neon Genesis Evangelion) [English] [desudesu]

Meika no musume to chikan seikyouiku

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

[Anthology] dada ama o neechan Vol.2

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

[Kawaraya A-ta] Love Tutorial

Empty Theory 1 - After Pleasure

[Nigiri Usagi] Oujo no Meirei de Stalker to Kekkon Saserareru Hanashi 6

More Toro Date | 失禁黏稠約會

Ryona King Vol.23

[Seizou Ebisubashi] Kagura Dance [Eng]

40-sai no Mahoutsukai 3

(C58) [Chokudoukan (Marcy Dog, Hormone Koijirou)] Please Teach Me 3. (Cardcaptor Sakura) [English]

汗っかきの天使たち1-4

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

[Orange Peels (Ore P 1-gou)] Futanari!! Champion Road | 扶他!! 冠軍之路 Vol. 1 [Chinese] [Digital]

Urara Possession Part 1

Murakumo-kun to, Ochinchin Shichau Hon

[Fuetakishi] Natsu★Mama (Shinzui Summer Ver. Vol. 1) [English]

Yor no Otsutome - Yor Forger's Secret Mission.

Empty Theory 2 - Sky High

(C93) [Kireinabuta (Butachang)] Oyasumi Erika. 2 (Girls und Panzer)

[Oouso] Pet or Slave - Meike Misaki no Baai | Pet or Slave - The case of Meike Misaki (Girls forM vol.11) [English]

BugBug 2000-10

Sagurare Otome Full Color Soushuuhen

Orcs and juvenile ω love evolution theory

Empty Theory 4 - Well Definitely Meet Again

Orgasmic Seaside School

Lady Slime! Ch. 1

(CW36) [Kayoudou (Shouka)] 十年後的人生諮詢 (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [Chinese]

Scapegoat Koufukuron | Scapegoat Theory of Happiness

Kateikyoushi no Geass

Her Voice • Chapter 4: Betrayal and Lies

Elements1 - Theory

Kokoa Onee-chan wa Choroi

Men's Gold 2017-05

Mako-chan Kaihatsu Nikki 2 -Netorare… Itsuwari no Shotaiken- | Mako-chan's Develpoment Diary 2

Otoko wa Ookami nano yo | Men are wolves

Sotobenkei no Ouji-sama + Yarashii Kuuki ni naru kyoudai | A Prince Who Acts Cool Outside but Timid at Home + Siblings In A Naughty Mood

(Fata Grande Kikuusai 2) [Katsubushi (Aki Suzuki)] SB (Granblue Fantasy)

(C100) [Ramen Rice (Razy)] Futari no Mahoroba (Blue Archive) [Chinese] [影子VAN个人汉化]

overheat

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

Big Breasts Flat Theory

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

Ring x Mama Round 40

[pawakon] Doujin AV o Satsuei suru Couple [Chinese]

(C78) [Nagisa no Haikara Kingyo (Kisaragi Moyu)] Yashoku Byoutou

Randy-kun ni Hidoi Koto Suru Hon

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

Fuzzy Theory

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

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

(SC2018 Autumn) [Choukyori Dandou Keisan (Nanairo)] Martha wa Boku no Itoshii Seijo-sama (Fate/Grand Order)

Empty Theory 6 - Hearts Scheme

おしゅんぽミルク

Himitsu no Inwai Byoutou

A Kid’s Theory

(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]

Empty Theory 3 - Cousin

(Heartfull Communication) [Renai Mangaka (Naruse Hirofumi)] Little Fighter Miyako-tan Ganbaru (Tsukihime)

Deep Sea Lovers

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

(CR33) [nekonin-so (nekonin)] love is blind (.hack//Tasogare No Udewa Densetsu)

[Ie] Shibarareta Yareyare-kei Maid-san Omake

Crisis of Asuka [English]

(C82) [SARK (Kamizawa Reiji)] Henai no Tessen (Jou)

(Ginban no Glory 0.5) [Mayakan (Kanpachi)] Eros to Katsudon | Eros and Katsudon (Yuri on Ice) [English] [TyroLuuki]

Kendou-bu no Futanariko-chan ga Tennen S no Sensei to ry

[Shoot The Moon (Fuetakishi)] Bocchi no Mob ga Tadashii Sentaku o Shite Seiso Shoujo to Tsukiau. 2 Mochiron Sex mo Suru [Digital]

Innocence

Knock Shinai Jean

busou megami2018/04/21 sample

(COMIC1☆4) [RAT TAIL (Irie Yamazaki)] TAIL-MAN HAYATE BOOK (Hayate no Gotoku!)

Riamu-chan wa Toutoi yo!

Hatsuka, Fire Princess of War BAD END02

[Hanainu] Otokonoko wa Soko no Kouzou ga Shiritai noda

Saito Hazard preview

Idol Ryoujoku 16 Yukiho Toshokan

(CR20) [LUCK&PLUCK!Co. (Amanomiya Haruka)] TAWAWA Hit Parade (You're Under Arrest)

[Tokagedou (Ariko)] Itsuka Kuru Toki (Kino no Tabi) [Digital]

Aisai, Doui no Ue, Netorare 4