Yuuka-chan to Ichaicha Suru Hon
Utsuho Challenge!!
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
Sex Challengers
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 (Fate/Grand Order) [Digital]
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
[InuCream (InuCreamice)] 100 day TS challenge (chinese)
[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]
Saimin Tengoku Challenge 05
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
(Comic Planet Tokorozawa 4) [Ningen Modoki (Random)] Yuffie to Kanoke Otoko (Final Fantasy VII) [English] [Kamibana]
Mash to Shitekita Kakushigoto | Secret Activities With Mash
(C65) [Aion (Amou Mari)] Random Ni Saku Nobe No Hana Ni | The Random Blooming of Flowers in the Field (Full Metal Alchemist) [English] [HMedia]
Bible Black kanzenhan
Hirujo Uzushio Matsuri Kouhen | Hirujou Uzushio Party - Part 2
fav*exp15 ○○○Challenge
(C93) [Komatta Tomato (Yuuki Miyabi)] Akatsuki-chan Mayonaka no Otoile Challenge (Kantai Collection -KanColle-)
[Grove Grow (Komori Kuduyu)] Cosplay-bu Ura Katsudou Nisshi - Cosplay CLUB Secret Activity diary [Digital]
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
(C77) [Tousen Soudou (Tousen)] Pi no Field (Rozen Maiden)
TS-kko Otokoyu Challenge!
[Grove Grow (Komori Kuduyu)] Cosplay-bu Ura Katsudou Nisshi - Cosplay CLUB Secret Activity diary [Chinese] [Digital]
Field on Fire
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl)
Yui Sensei no Kyoushi Seikatsu | Ms. Yui's Sexual School Activities
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [Textless]
Ai Sawamura, a rising star of the track and field team, is a total depravity...And...
(C46) [MICA (Various)] ACTIVE PEACH 4 (SASAMI Special) (Mahou Shoujo Pretty Sammy, Tenchi Muyo!)
Hajimete no Inpio Challenge
W Jeanne to Off-Paco Challenge
[Higedokoro (Alapi)] Schale Houshibu Katsudou Kiroku | This Week's Record of Activities for the Schale Relief Club (Blue Archive) [English] [head empty] [Digital]
(C79) [Akutibu Sanraizu (Muranako)] PARTY SHIFT XIII
Saimin no Kiseki II | 催眠的轨迹2
Saimin Tengoku Challenge 04
(C64) [Asanoya (Kittsu)] Yuffie-chan no Daibouken Soushuuhen (Final Fantasy VII)
[Mukaibi Aoi] Fashion-bu no Himitsu no Katsudou | The Fashion Club’s Secret Activity (Cure Bitch HC Heartcatch) [English] [knightsever]
Kodomo de Challenge 3
Jeanne no Nikubenki Challenge
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
[Shota Mangaya-san (orukoa)] Club Activities boy x Cram School tutor [English] [NewsMedia]
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
Enadri Activity!
Himegoto Selfie - Secret Selfie
Houshi-bu no Seiteki na Katsudou no Seika. | The Sexual Activities Of The Volunteer Club
Literary Activity
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) | One-month lifestyle challenge: Rooming in an apartment filled with dicks! Part 1 [Digital] [English] [Team Rabu2]
Renzoku Kyousha Challenge
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
Common Sense Modification Activity Record
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Extra)[三色的大猩猩翻譯同盟]
Joshi Rikujoubu Danshi Manager | Male Manager of the women's track and field
[Mamezou] Manga Club Activity Log (Anal wa Sex ni Hairimasu ka?) [English]
Grand Hotel Active
Love-Making Academy Sex Activities
(C77) [Actively Dawn (Fukai Miyabi)] Milk Tea Party (Umineko no Naku koro ni)
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
UnknownUnlockChallenge
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
[Kururi Active] [Full Color Seijin Han] DISCIPLINE Dainishou Complete Ban [Digital]
Hana Challenge!
You Are Challenged by Kogal Takuha | La Sfida
Seieki Tamekomi Challenge
(SC8) [Sueya (Sue)] Lafiel-sama to Yobu ga Yoi!!! (Seikai no Senki) [English] [sensualaoi]
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Grand Order)[三色的大猩猩翻譯同盟]
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge 4 (Sennen Sensou Aigis)
(COMIC1☆13) [moco chouchou (Hisama Kumako)] Yuutousei Ayaka no Uraomote Yarimakuri Shuugaku Ryokou Hen | The Two Sides of The Honors Student Ayaka - Endless Sex Field Trip Chapter [English] {Faux}
(C77) [04U (Misasagi Task)] Taiyou no Hatakenite Sorekara + Paper | On the Sunny Field -- Afterwards (Touhou Project) [English] [CGrascal]
[Kinomoto Anzu] Akari Challenge (Chiisana Karada no Dakigokochi) [English] [TQM_Translations]
Onna Kentoushi no Shakuhou o Kaketa Chousen | The Liberation Challenge of a Female Knight
[Mariana Kaikou Kikaku (Mikami Hokuto)] Shimakaze-kun Challenge Shite Itara, Mogami-kun ni Encount Shita Ken. (Kantai Collection -KanColle-) [Digital]
[Gojarun no Ozashiki (Gojarun)] Nantaika Triad to Yukai na Nakama-tachi Ochinchin Challenge Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
Happy Aphrodisiac Challenge
Petit Xu Lewd Challenge + Extras
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
[Katase Kirino (Mist Field)] Hito no Ondo Kikai no Ondo (NO.6)
Kanade Challenge Zenpen
Kodomo de Challenge 2
(C78) [Sakuya17sai (Moyomoto LV48)] Autumn Rice Field (Touhou Project)
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
[Niliu Chahui] Male Swimsuit Challenge [English]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
(Futaba Gakuensai 8) [1000AP (Various)] Kodomo de Challenge 4 (Futaba Channel)
[Mattari House (Aitsu)] Hoshimiya Haruka no Junan (Active Raid -Kidou Kyoushuushitsu Daihachigakari-) [Chinese] [Digital]
Tickle Massage Chair Mini - Million Yen Challenge
Fie Ijiri | 피 괴롭히기
[Mizu] Kids Challenge
5 stories Ch3 - Club Activities
[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku 6 | The Chronicle of Mutsumi's Breeding Activities Ch. 6 [English] {Faux}
(C94) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 4 | [番外篇]——快感觉醒!便器化的先辈! [Chinese] [鬼迷日眼的莱科少校个人川话化]
Milwarn no Nottorei Seikatsu 3 - MILLWARN NOTRAIDER SEX ACTIVITY
Springfield (decensored)
DT Chinpo 100-pon Acme Challenge!!
[Banana Saruen (Shimamoto Harumi)] Witch Activity (Witch Craft Works) [Digital]
Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge!
[Active Sunrise (Muranako)] PARTY SHIFT Soushuuhen 2 ~Kaikyuu~
Okei-san no Nukinuki Dosukebe Challenge
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
CHALLENGE - AFTER (decensored)
(Futaket 11) [Circle Σ (Awamori Ichitarou)] Dorei Shoukan Catalog ~Nagato-gata Hen~ (Kantai Collection -KanColle-) [English] [Mongolfier]
Saimin Appli Challenge!!
Ichizu na Hikoujouki no Kyuushutsu Sakusen | Single-minded Airfield Princess's Rescue Operation
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
Kagai Jugyou | Extracurricular Activity
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
[Rakutoaisu (Takatō Yūko) ] saigo no Yellow field | 最后的Yellow Field [Chinese] [莉赛特汉化组]
[Sakura Syoji] FF7 VinYuffie Manga 2 (Final Fantasy VII)
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
Voiceroid no Atama Warui Side | Voiceroid的神经病小故事
[Goshujinsama no Omochabako (hal)] F ~Ohanabatake no Matsuro~ | F ~ The End of the Flower Field ~ [English] [TAIPAN TRANSLATIONS] [Digital]
(Ou no Utsuwa Grail Oath) [Fiesole (Bekkou Megane Buchiko)] Yozora no Hoshi no Manten no shita (Fate/Grand Order) [Chinese] [脸肿汉化组]