Activation Synthesis Theory

[Uniyaa (Ikinari Mojio)] Kyou no Jugyou wa, Chikyuujin no Hanshoku Katsudou no Kansatsu desu. - Today's lesson is observation of the breeding activities of earthlings. [Digital]

(C77) [Actively Dawn (Fukai Miyabi)] Milk Tea Party (Umineko no Naku koro ni)

Fuzzy Theory

(C78) [ACTIVELY DAWN (Fukai Miyabi)] MoBxMIO (K-ON!)

(C85) [Hougakuya (Tohzai, Namboku)] Aishiai Gakuen Seikatsu | Love-Making Academy Sex Activities (Danganronpa) [English] {doujin-moe.us}

[Mandara Ryuuseigun (Signo Mandara)] Nicchoku wa Micro Bikini de ~Sukebe na Kakko de Seishori Katsudou~ | The Class Duty Is Done in Micro-Bikinis ~ Sexual Relief Activity in Depraved Outfits [English] [Solas]

K's Theory

Active Passive

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

[Kamiya Ogawa] Bakunyuu Elf to Isekai Seikatsu - Big Breasts ELF in Different World Sexual Activity [Digital]

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

Club Activities After the School

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

Himitsu no Mamoritai Katsudou | Protection Squad's Secret Activities

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

[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-4 [English]

[Higedokoro (Alapi)] Schale Houshibu Katsudou Kiroku 2 -Hasumi, Yuuka, Ako Hen- | This Week's Record of Activities for the Schale Relief Club 2 ~The Hasumi, Yuuka and Ako Chapter~ (Blue Archive) [English] [head empty] [Digital]

[Anthology] Ao Yuri -Story Of Club Activities-

(C84) [Honnou to Yokubou no Gyuutan (Yorisuke)] Intai Kidou Souko | Lewd-Body Activation Warehouse (Shingeki no Kyojin) [English] {doujin-moe.us}

Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record

Bible Black kanzenhan

Mutsumi-san no Hanshoku Katsudou Kiroku 6 | The Chronicle of Mutsumi's Breeding Activities Ch. 6

SECRET ACTIVITY

Kagai Jugyou | Extracurricular Activity

[Mutsuki Nozomi] Active Heart

DISCIPLINE Sai shusho Complete ban

[Banana Saruen (Shimamoto Harumi)] Witch Activity (Witch Craft Works) [Digital]

The Chronicle of Mutsumi's Breeding School Club Activities

Himitsu no sei katsu - Secret Sexual Activity

Club Activities

(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]

Happy Family Activity (Stripped and Edited) [English] [Rewrite]

Common Sense Modification Activity Record

[FJ-III] Active Heroines (Samurai Spirits)

(COMIC1☆5) [Active Mover] Moeru Kurokami Long Musume Hon

[Shiwasu No Okina] Aibuka! (Kari) Idol Bukatsudou | Club Activities as an Idol! Ch.01-6[English] [The Lusty Lady Project]

Rin Shibuya Activities

Houshi-bu no Seiteki na Katsudou no Seika. | The Sexual Activities Of The Volunteer Club

(C87) [Kaze no Gotoku! (Fubuki Poni, Fujutsushi)] Geneki Idol Tomoe Mami ga MM Gou de Iku! | Active Idol Tomoe Mami in a Magic Mirror Truck! (Puella Magi Madoka Magica) [English] [doujin-moe.us]

Seishun Katsudou | Adolesensual Activities

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

Pururun Seminar CH41 - Lets Be Active

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

Comic Can Doll Vol 51 (2008-04)

Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-3

(C77) [Active Sunrise (Muranako)] PARTY SHIFT XI

[Takase Yuu] Setuna no Gotoku (Otokonoko Katsudou Houkokusho - Otokonoko Activity Report) [Chinese] [空想少年汉化]

(C88) [American Kenpou (Kikuchi Seiji)] Active idle mine (THE IDOLM@STER CINDERELLA GIRLS)

ACTIVE PEACH FINAL

[Mutsuki Nozomi] Active Heart (Passive Heart) [English] [N04h]

Aibuka! Club Activities as an Idol! Ch. 5

Intai Kidou Souko | Lewd-Body Activation Warehouse

(Futaket 8) [NOTE-ISM] Girls Cross Synthesis

(C87) [Water Garden (Hekyu)] Active Positive (Strike Witches)

[e☆ALI-aL! (Ariesu Watanabe)] Gokumuchi Seikatsu ~Sanae Hachi~, (Hellbug Sexual Activity ~Sanae Bee~) (Touhou Project) [English]

[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-5 [English]

(C90) [IIIIItune (Sippufx)] Enadri Activity! (Touhou Project)

[Mamezou] Manga Club Activity Log (Anal wa Sex ni Hairimasu ka?) [English]

Otomari Dokidoki Activity

[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku Bangaihen | The Chronicle of Mutsumi's Breeding Activities side story (COMIC Penguin Club Sanzokuban 2016-10) [Chinese] [最愛路易絲澪漢化組]

[Grove Grow (Komori Kuduyu)] Cosplay-bu Ura Katsudou Nisshi - Cosplay CLUB Secret Activity diary [Chinese] [Digital]

(C86) [Nokishita no Nekoya (Alde Hyde)] Bungei Katsudou | Literary Activity [English] {doujin-moe.us}

Lewd-Body Activation Warehouse

[Galaxy Monooki (Hanazuka Ryouji)] Nami-san Active Mode (One Piece)

[Mattari House (Aitsu)] Hoshimiya Haruka no Junan (Active Raid -Kidou Kyoushuushitsu Daihachigakari-) [Chinese] [Digital]

Bukkake Houshi Katsudou | Bukkake service activities

Empty Theory 3 - Cousin

[Mocchimochiya (caruta)] Bukatsu-go wa Seishori gakari ‐Kanojo no Hajimete wa Boku no Mono‐ | After Club Activities: Sexual Relief Duties -Her first time is mine- [English] [Kinsei Translations]

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

Love-Making Academy Sex Activities

[Higedokoro (Alapi)] Schale Houshibu Katsudou Kiroku | This Week's Record of Activities for the Schale Relief Club (Blue Archive) [English] [head empty] [Digital]

(CSP5) [Actively Dawn (Fukai Miyabi)] Umineko ga naku mae ni ore ga naita (Umineko no naku koro ni)

Satoko to Bukatsu no Nichijou | Satoko’s Daily Club Activities

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

Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-5

[Mitsuki no Nanoka] Bakunyuna Ayanami-san to no sei katsu! | Sexual activity with Rei's breasts! (Neon Genesis Evangelion)

DISCIPLINE Daiyonshou Complete Ban

[Mattari House (Aitsu)] Shazai Inkou (Active Raid -Kidou Kyoushuushitsu Daihachigakari-) [Digital]

[Makikusu (Makinaru)] active round (Street Fighter)

Bakunyuu Elf to Isekai Seikatsu - Big Breasts ELF in Different World Sexual Activity

[Ninomiya Ryouzou] Bukatsu no Koakuma - Sweet Devil of Extracurricular activities

ACTIVE ACCESS

Scapegoat Koufukuron | Scapegoat Theory of Happiness

Haha to Musuko no Undoubusoku Kaishouhou | Mother and Son's Way to Increase Their Physical Activity

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

[Morittokoke (Morikoke)] Hyrule Hanei no Tame no Katsudou! | Activities for the Sake of Hyrule’s Future! (The Legend of Zelda) [English] {darknight} [Digital]

Shukushou Seikatsu ~Osananajimi to no Sugoshikata~ | Shrinking Activity ~How To Spend Time With Childhood Friend~

[Maximize Darkness] Girlscout secret activity [English] [Kuroitofu]

Grand Hotel Active

Komeya Tachibana Koushirou no Kanyuu Katsudou | Rice Shop Tachibana Koushirou's Invitational Activity

Literary Activity

Elements1 - Theory

(C67) [Active Sunrise (Muranako)] Oshiroibana -REFRAIN- Haru

[Minatoya Shunsaku] Gakkyuu Iinchou no Houkago | The Class Representative's After School Activities [English] [WiD]

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

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

(C68) [Hi-PER PINCH (clover)] Active Cooking (Mabinogi)

[Takase Yuu] Otokonoko Katsudou Houkokusho - Otokonoko Activity Report

[Takase Yuu] Himitsu no Club Katsudou | Secret Club Activities (Koushoku Shounen no Susume 9) [English] {Hataraki Bachi Translations} [Decensored]

[Nagaremono (Andoryu)] The Sexual Activities of a Female Rabbit

Soutaisei Virgin Theory

(C94) [Junpuumanpandou (Hida Tatsuo)] SECRET ACTIVITY (THE IDOLM@STER CINDERELLA GIRLS)

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

Sex Tanoshii - Let's enjoy Sexual activity. + Tenshi to Kabuka + Umakai Joshi no Dashita Kotae

[Primal Gym (Kawase Seiki)] ACTIVE LOVERS type R (Comic Party) [2002-09-30]

DISCIPLINE Daigoshou Complete Ban