Gamification Theory Does

[Bozu] Shotagumi doesn’t feel well and gets hugs and kisses (Jujutsu Kaisen) [English]

Fuzzy Theory

What does the fox say?

Person who does as he pleases

[Bear Hand What Does The Fox Say?

K's Theory

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

Ecchi na Funiki Dashite nai? | Nino-chan, Doesn't It Seem Lewd?

[Takasugi Kou] Itoshi no Musuko wa Dare no Mono ? | To Whom does My Beloved Child(’s penis) Belong Ch. 1-3 [English] [desudesu]

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

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

C.R's NEST Futanari Nan Gallon Daseru? - How Dany Gallons Does Her Semen Comes Out?

Nobori-san ga doemu de kudari-chan ga doesuna nobokuda hon (Pokemon)

Kanjou ga Usui kara Nandemo Iu Koto Kiite Kureru Osananajimi | A Childhood Friend Who Listens To Anything You Say Because She Doesn't Have Much Emotion

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

Kimochi Ii? x Kimochi Ii - Does it feel good? x Good feeling

[Kurumaya Koudou] Sumi Senpai wa Pakorarete mo Hyoujou o Kaenai | Sumi-Senpai's Expression Doesn't Change Even As She's Getting Pounded [English]

Eremes=Guile, but It Doesn't Matter If They Change Sex?!

Does it Feel Good? x Good Feeling - Ch. 5

[Hase Tsubura] Rankou Hisho - The Secretary Who Does Group Sex

[Raiden Labo (Raiden)] Doesu, (Touhou Project) [Digital]

Doesn't Really Matter

Nuptials of Black Cat

(Ao no Seiiki Lv.2) [gt (Hayato)] Who does DEVIL escort? (Ao no Exorcist) [English] [Lady Phantomhive]

(COMITIA119) [Littleollie (Deburasu)] Uchi no Imouto wa Kotowaranai | My Little Sister Doesn't Refuse Me [English] [ATF]

Does anyone know the source of these manga? R18-G

[Misty Wind (Kirishima Fuuki)] Noel Doesn't hate Arakune Anymore! [English]

Kanojo ga Boku no Shiranai Tokoro de――2 | What My Girlfriend Does That I Don't Know About 2

Iku Jana Ika? | The Squid That Doesn't Squirt

Otou-san, Aka Kaiser ga Makesounano miruto Boku no Onaka ga Zokutte suruno, Doushite? | Dad, Why Does My Stomach Get All Weird when Red Kaiser Looks Like He's Gonna Lose?

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

What Does The Fox Say

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

Erika-san Does Boxing

[Hone, Masshigura (Akiduki Touya)] Torikago ~Ochiru Gokousen, Mikaishuu no Imouto~ | Bird Cage -Falling on a Five Ship Battle and The Little Sister That Doesn't Improve- (Kantai Collection -KanColle-) [English] {Doujins.com} [Digital]

Does Futanari Girlsperm Ever Run Out 2

[Yasuda] Kotori mo Naka Zuba -Zenpen- | If the Small Bird doesn't Sing -First Part- (Comic LO 2013-04) [English] {Mistvern}

Saenai Futari no Itashikata 4 | How the Boring Couples Does It 4

[Nimu] Haitoku tte Kimochi Yokunai!? | Doesn't Corruption Feel Good? (COMIC Megastore Alpha 2017-01) [English] {Doujins.com} [Digital]

[Peroi Nuru] Keiichirō ga seito kai - shitsu de hentai kyōshi to nāsu kuro supurei ! | Keiichirou does Nurse Cosplay with a Perverted Teacher in the Student Council Room!

Mou Hakui wa Niawanai | The White Gown Doesn't Suit Me Anymore

A Book Where Kumano Does What She Wants to Suzuya

Shijou saikou! Nonke no doesu aidoru no oresama ga zako menba ni ippuku morarete toroman maiku ressun de nikuhoruka kayo!

Share 2 Kaa-san tte Muriyari Saretari Suru no Suki na no? | Share 2 Does Mom Like to be Fucked Against Her Will?

[Shimotsuki Seira] Junmitsu Otome no Dekiai Keiyaku ~ Shitsuji wa Doesu Vanpaiya ~ 1-3

[Izayoi no Kiki] Share 2 Kaa-san tte Muriyari Saretari Suru no Suki na no? | Share 2 Does Mom Like to be Fucked Against Her Will? [English] [Raknnkarscans]

Angel Girl

[Terasu] Teitoku ga Shiranai Tokoro de Yarichin Seibishi to no Uwaki Sex ni Dohamari Shita KanColle no Tenryuu | While admiral doesn't know it, Tenryuu is having NTR sex with an engineer. (Kantai Collection -Kancolle-) [English]

Does it Feel Good? x Good Feeling - Ch. 4

Sono kishi doesu oresama mazoku ni ochiru, This knight falls to the sadistic Demon.

Sonia does not return from the forest

Kenkou Yuuryou Boyish Shoujo Papakatsu o suru. | Healthy Boyish Girl Does Compensated Dating.

My Mother Who Does Masturbation [English] [Rewrite] [Goat]

Does it Feel Good? x Good Feeling - Ch. 2

[NYPAON] Giji ja Nai Yatsu o Shite Kureru Itoko no Bakunyuu Gradol Onee-chan | My Busty Gravure Idol Cousin Does More Than Softcore [English] [korafu]

Ore no Imouto wa Kitai o Uragiranai | My Little Sister Doesn't Disappoint

Mahou Shoujo wa Inma Kaizou no Yume o Miru ka? | Does the Magical Girl Dream About Being Turned Into a Succubus?

Who Does This Fragrant Sun Belong To

This Doesn't Count As Kissing

[Emuo Koubou (Yonesuke)] Doesu rori-tachi no Skin Ship - sukinshippu -

Noboranai Taiyou | The Sun Doesn't Rise

[Nimu] Haitoku tte Kimochi Yokunai!? | Doesn't Corruption Feel Good? (COMIC Megastore Alpha 2017-01) [English] {Doujins.com} [Digital]

Empty Theory 3 - Cousin

[Takanotume] Mahou Shoujo wa Inma Kaizou no Yume o Miru ka? | Does the Magical Girl Dream About Being Turned Into a Succubus? (2D Comic Magazine Capsule Kan Seigi no Heroine Mesu Ochi Jikken! Vol. 2) [English] [Kuraudo] [Digital]

Doesu Otoko no Musume x Mesu Oniisan

Kanojo ga Boku no Shiranai Tokoro de | What My Girlfriend Does That I Don't Know About

Saimin-Ritsu 100%! ~Doesuna Bijo-tachi to Namahame SEX~ Full Color Comic Ban

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

[Kagami i] supadari jūshoku no yashima-san wa, shitto ni kurutte jirashi-zeme o suru doesuna kemonodeshita｜屋岛先生是完美伴侣也是住持、却因嫉妒而发狂变成了抖S野兽焦躁地向我扑来[中文] [橄榄汉化组]

[Choukenkouya (Kenkou Shindan-chan)] Iyagaru Plana-chan ga Yorokonde Gohoushi Suru Ohanashi - A story where Prana-chan, who doesn't like it, is happy to serve you. (Blue Archive) [Digital]

Lolicon wa Invisible no Yume o Miru ka? - Does Lolitacomplex dream of invisible?

(C90) [2nd color (Typehatena)] Saimin nante Kakaru Wake Naijanaidesuka | Hypnosis doesn't really work, does it? (Gochuumon wa Usagi desu ka?) [English] [Mongolfier]

[Takasugi Kou] Itoshi no Musuko wa Dare no Mono ? | To Whom does My Beloved Child(’s penis) Belong Ch. 1-4 [English] [desudesu]

My Tantou Tokoro Megumi-san Does Lube Play With Me

(Nyosoket!) [Kabuttari Kaburanakattari (Seihoukei)] Daga, "Daga Otoko da" to Iu Jijitsu ga Doushita to Iu no da? | But Does The Fact That He's A Guy Even Matter? (Steins;Gate) [English] =SW=

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

[Okano Ahiru] Shoujo no Mousou wa Itsu Hiraku? - When does her dream come true?

Tatsujin Taimashi nara Shokushu Youma nante Teki ja Nai | The Master Demon Exorcist Doesn't Succumb to Tentacle Demon

Scapegoat Koufukuron | Scapegoat Theory of Happiness

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

[Bear Hand] What Does The Fox Say? (Zootopia) [Chinese] [Colored]

Married woman Shizuka Tachibana, who I was supposed to be a substitute seeder, doesn't know anything!

Elements1 - Theory

[pantwo (ziz)] Red Hero Does Not Yield (Rockman Zero) [Digital]

Koi to Himitsu wa Utsuranai 1 - It doesn't show love and secret. | 恋情与秘密难以映照 1

[Kunaboto]Sonia does not return from the forest(Pokémon Sword and Shield)[chinese]

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

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

My Real Older Sister Does Amateur Porn.

Watashi no Ikenai Onee-chan | Onee-chan Does Wrong Things

How does hunger feel? 2

Daikiraina Aitsu wa Doesu de αna Onzoushi Hatsujou Dekiai Sex Marriage | 最讨厌的那家伙是抖S α大少爷 溺爱发情sex marriage 3-6

Soutaisei Virgin 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]

Uetaru Ookami Bou o Osorezu | A starving wolf doesn’t fear the stick

Zutto sukidatta senpai wa, kareshi no iinarideshita | The Senpai I've Admired For So Long Just Does Everything Her Boyfriend Wants

[Spark Utamaro] Koneko wa Nakanai | A kitten that doesn't cry (Junshiri) [English]

Senpai wa Kouiu no Kiraidesuka!? | Does Senpai Not Like This Kind of Thing!?

[Himino] Mukuchi na Kanojo no Seikantai ~Koe wa Dasanai kedo Karada wa Shoujiki da ne, Zubunure da yo 1-3 | The Quiet Girl’s Erogenous Zone - She Doesn’t Moan, but Her Body is Honest, She is Wet 1-3 [English]

[Hone, Masshigura (Akiduki Touya)] Torikago ~Ochiru Gokousen, Mikaishuu no Imouto~ | Bird Cage -Falling on a Five Ship Battle and The Little Sister That Doesn't Improve- (Kantai Collection -KanColle-) [English] {Doujins.com} [Digital]

Yuyuko-sama wa Yaritai Houdai! | Yuyuko Does as She Please!

[Milk Server (Kurikama)] Shijou saikou! Nonke no doesu aidoru no oresama ga zako menba ni ippuku morarete toroman maiku ressun de nikuhoruka kayo! [Otokonoko Scans]

[Misty Wind (Kirishima Fuuki)] Noel Doesn't hate Arakune Anymore! 2 [English]

Arakune ga Kirai na Noel Nanka Imasen! 2 | Noel Doesn't Hate Arakune Anymore! 2

[Enokido] Kenkou Yuuryou Boyish Shoujo Papakatsu o suru. | Healthy Boyish Girl Does Compensated Dating. [English] [Coffedrug]

Innocence1 - Theory