Saimin Katsudou! Stars Hen | Hypnosis Activities! Stars Edition
Ohanabatake no Naka de | At the Flower Field
TS-kko Otokoyu Challenge!
(C68) [Nikopondo (Aoyama Reo)] Lic Lac (Mahou Sensei Negima!) [Chinese] [好野尻漢化]
(C36) [Inko Club (TAIL-GUN)] FORCE-FIELD (Ranma 1/2) [English] [_ragdoll] [Incomplete]
Ai Sawamura, a rising star of the track and field team, is a total depravity...And...
Kuroshio Challenge
Teisou Ring Challenge
Toka 1 hour drawing challenge
(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi
Club Activities (English)
Challenge Days
Pancakes Challenge | Desafío de Panqueques
Futanari Milk Challenge 2 | 扶她榨乳挑战2
[e☆ALI-aL! (Ariesu Watanabe)] Gokumuchi Seikatsu ~Sanae Hachi~, (Hellbug Sexual Activity ~Sanae Bee~) (Touhou Project) [English]
[Kyuu (Shooya Akira)] Futtou Challenge 2 (Sora no Manimani)
(C96) [Akairo Kurena (Kurenai)] Jeanne Alter to Dakkou Challenge!! (Fate/Grand Order)
JK Tamamo no Shuugaku Ryokou Oppai Challenge
[Bonnouji Yura (Bonnouji Yura)] A story about a (Ex) Great Sword Master Adventurer who challenges a dungeon where tentacles lurk [English] [unknown scanlations] [Digital]
[Aigamodou (Ayakawa Riku)] Katori Sensei no Yasen Jugyou | Katori-sensei's Field Training (Kantai Collection -KanColle-) [English] {doujin-moe.us} [Digital]
Akari Challenge
Houshi-bu no Seiteki na Katsudou no Seika. | The Sexual Activities Of The Volunteer Club
Rental Chinpo
(C88) [Shinobi-Rocket (Sasamashin)] Akatsuki Challenge! (Kantai Collection -KanColle-)
(C46) [MICA] Active Peach 4 (Mahou Shoujo Pretty Sammy, Tenchi Muyou!)
Kanade Challenge Kouhen
Jeanne Alter to Dakkou Challenge!!
Kumiko
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) [Digital]
[Atelier Maso (doskoinpo)] Ashidorei ni natta Danshi Rikujoubu | The Boys' Track-and-field Club that became Foot-slaves [English] [Svx]
(C93) [Komatta Tomato (Yuuki Miyabi)] Akatsuki-chan Mayonaka no Otoile Challenge (Kantai Collection -KanColle-)
Akane-chan Challenge! 2.5-kaime
Namaiki Kuchikukan Wakarase Challenge
Kivotos Kozukuri Katsudou Houkokusho | The Kivotos Baby-making Activity Report
[Morittokoke (Morikoke)] Hyrule Hanei no Tame no Katsudou! | Activities for the Sake of Hyrule’s Future! (The Legend of Zelda) [English] {darknight} [Digital]
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
Matsuno Osomatsu no Sex Challenge
Omake Hon Mizugi Clarisse-chan to Ichaicha Suru Hon
[Random] Futa Gakuryokou | Futa Field Trip (Futanarikko Lovers 12) [English] [Iris Caldor]
Kanade Challenge Zenpen
[Banana Saruen (Shimamoto Harumi)] Witch Activity (Witch Craft Works) [Digital]
Sex Tanoshii - Let's enjoy Sexual activity. + Tenshi to Kabuka + Umakai Joshi no Dashita Kotae
gangbanging Blaze ep.2/SOR1
CHALLENGE
Chaldea Outdoor Challenge Abby-chan to Issho 3
[E-10 Field (Etosei)] NEMEMOMO (To LOVE-Ru) [English] [ageps]
[Lush Field] 作画コストを極限まで削ったえっちなイラストとかそういう本 (Shinken!!) [Digital]
Backstage Hibiki Challenge
Otokoyu Challenge Suru Ko
(C95) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Makabe no Oshiri Challenge
[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-3 [English]
Yasei ni kaeru made ga ensokudesu | Field trip back to the wild
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
Kanoka Challenge_plot 3
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
Futanari Milk Challenge 2 | 迫真水泳部・扶她的里技―第二章
Okay-san no Nukinuki Dosukebe Challenge
(C65) [St. Rio (Kouenji Rei)] Shikima Sensei Negi Nuki! 2 (Mahou Sensei Negima!) [English] {doujins.com}
(C85) [Takeo Company (Sakura)] WE LOVE BEEFCAKE!! file:CHRIS REDFIELD (Resident Evil)|人人都爱肌肉男!!克里斯篇(生化危机) [Chinese] [桃紫 ScoTT_TT][Decensored]
(CR35) [Dancing Cat (Itosugi Masahiro)] Rosemary no Doujin Monogatari (Ashita no Nadja)
Aishiai Gakuen Seikatsu | Love-Making Academy Sex Activities
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
Itazura shitai
Jisatsu Challenge | 自殺挑戰
Oral Compensated Dating - Brown Track and Field Club Kanami
[Nagaremono (Andoryu)] The Sexual Activities of a Female Rabbit
ETD Challenge.
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order)