Activation Synthesis Theory

[Yoshida] Sensei to Himitsu no Bu Katsudou | Sensei And The Secret Club Activity (COMIC Grape Vol. 4) [English] {amaimono} [Digital]

(Yarou Fes 2015) [Neyukidou (Takaku Nozomu)] Komeya Tachibana Koushirou no Kanyuu Katsudou | Rice Shop Tachibana Koushirou's Invitational Activity [English] {Leon990 Scanlations}

Empty Theory 2 - Sky High

(C88) [ORANGE☆CHANNEL (Aru Ra Une)] Niko no Otona na Kouhou Katsudou!? | Nico’s Adult Activities (Love Live!) [English] [L-Lewd... Translations]

Club Activities boy x Cram School tutor

(C56) [Active Sleep (Shukushun)] Okosama Shijou Shugi 1 (Dokkiri Doctor)

DISCIPLINE Daiyonshou Complete Ban

[Takeda Hiromitsu] Kaichou no Bukatsudou | The President's Club Activities (Tsundero) [English] [YQII]

[Honey lounge (Hachimitsu)] Shukushou Seikatsu ~Osananajimi to no Sugoshikata~ | Shrinking Activity ~How To Spend Time With Childhood Friend~ [English] [zupernam]

Toilet Activity - Hentai hanako in the toilet

[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]

[Pussymark] Hyper Activation Twins

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

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

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

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

Active Canine + Bikini de Ojama | Active Canine + Bikinied Nuisance

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

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

Mash to Shitekita Kakushigoto | Secret Activities With Mash

[Ameyama Telegraph (Ameyama Denshin)] Junko's Extracurricular Excretion Activities [SCAT][English]

[Haison] Ouma no Oyome-san Ninkatsuchuu - Horse's Bride Pregnancy Activities (COMIC Mugen Tensei 2024-08) [Digital]

Innocence1 - Theory

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

ACTIVE LOVERS

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

[Sakurai Minami, Umemaru] Himitsu no Shakespeare | Secret Shakespeare (Ao Yuri ~Story Of Club Activities~) [English] [yuriproject]

Comic Can Doll Vol 51 (2008-04)

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

DISCIPLINE Daiichiwa Complete Ban

Soutaisei Virgin Theory

Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding School Club Activities Ch. 1-2

(C56) [Active Sleep (Shukushun)] Oko-sama Shijou Shugi 1 | Child Supremacy 1 (Dokkiri Doctor) [English] [Afro]

[Kitaku] Asakatsu! Matome | Morning Activities (Love Live! Nijigasaki High School Idol Club) [English] {WSDHANS}

Pururun Seminar CH41 - Lets Be Active

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

Two Masturbating boys Active

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

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

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

Active Canine + Bikinied Nuisance

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

[Mentaiko Jojotaro (Machupinyu)] Aqua-sama’s P-activation story (Kono Subarashii Sekai ni Syukufuku o!) [Digital]

Sensei And The Secret Club Activity

[Aoki Kanji] Active Canine + Bikini de Ojama | Active Canine + Bikinied Nuisance (Only You) [English] [Team Koinaka]

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

Active Passive

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

[FJ-III] Active Heroines (Samurai Spirits)

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

Report on the activities of the Special Comfort Section, Part 1

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

Kagai Jugyou | Extracurricular Activity

Empty Theory 3 - Cousin

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

Kivotos Kozukuri Katsudou Houkokusho | The Kivotos Baby-making Activity Report

[Kazakami Shun] Active Renai Houteishiki Official Visual Book

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

Bukatsu Kara Kaettekita Imouto ni Paizuri Shite Morau Hanashi | A Story About My Little Sister Giving Me Titjobs After Her Club Activities

(C76) [Active Sunrise (Muranako)] PARTY SHIFT X

Himitsu no Mamoritai Katsudou | Protection Squad's Secret Activities

SECRET ACTIVITY

Fuzzy Theory