[d.a.p (mougi)] UnknownUltimateChallenge (CROSS x BEATS) [Digital]
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order) [Chinese] [黎欧x新桥月白日语社汉化]
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) | Middle Schooler in a Cock Filled Room for 1 Month Challenge!! (Pt. 2) [English] [DMC] [Digital]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 | Chaldea Outdoor Challenge with Abby-chan 2 (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
Futanari Milk Challenge 6
(C86) [Yamakawa Denenhuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [Chinese] [oo君x赤蜘蛛聯合漢化]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]
[Hara] Misaki-chan no Lotion Challenge
Saimin Tengoku Challenge 06
(C81) [Azuki Monaka (Takenouchi Suama)] Magical Saimin Challenge (Magical Halloween)
(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
[Junk Center Kameyoko Bldg] ZONBIO RAPE (Resident Evil)
(C49) [Tama Center (Tama Noboru)] Chanako (Akazukin Cha Cha, Samurai Spirits)
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
Semen Storage Challenge
[Arakure] Oji-san ni Sareta Natsuyasumi no Koto (COMIC Koh 2016-11) [Chinese] [含着个人汉化] [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
[JUNK Center Kameyoko Bldg / SAYA PRODUCTS] Mama Ningyou Lobotomy Shujutsu ni Shippai Shita Hahaoya o Dutch Wife ni Shiteiru Musuko no Hanashi.
Kagi Catch Challenge 2
(Stand Up! 29) [Kashitsuki (Momoko)] Ero Trap Dungeon no Challenger (Cardfight!! Vanguard)
Office Lady Special 02 - Sadistic Center of Perfection
[Kogetsu Creation Center (Kogetsu)] Ichinen-go no itazura | Fooling Around, One Year Later (Gotoubun no Hanayome) [English] [Moobortin] [Digital]
[zen9] Okusama Challenge - Challenge of Wife
GaCen de Deatta Onnanoko to Hatsutaiken Shita Hanashi | My First Experience with a Girl I Met at a Game Center
[mizu] Nakama de Pokapoka (Kids Challenge) [Chinese] [Befreiungsfuehrer第三次个人汉化]
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
Kensei Center | Semen Donation Center
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
adult challenge 1
Kenritsu Seishidou Center
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
[Junk Center Kameyoko Bldg] Okaa-san to Musuko ga, Ofuroba ni "Zenra" de Tojikomerareta Hanashi.
[dotsuco] Nametake Challenge!
[Center Of Universe (NOLIA)] Touhou no Enbi (Kantai Collection -KanColle-) [Digital]
[Moon Night Kitten (Kouki Kuu)] Supersoniko no Saikyou Support Center (Super Sonico) [Digital]
[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]
Kids Challenge
Chie-chan Gouhou Challenge!
adult challenge 3
[Toufu Insider] Saimin Appli Challenge!!
Akatsuki-chan Mayonaka no Otoile Challenge
Ore-tachi no Hajimete Jihen
[Gosaiji] Captain Saimin Icha Love Challenge (2D Comic Magazine Saimin Kyousei Wakan Ijirare Heroine Mesukoi Acme! Vol. 1) [Chinese] [村长个人汉化] [Digital]
[Nitta Jun] Kenritsu Seishidou Center [Chinese] [转尾巴猫汉化]
[Terujirou] Junior Dominating Senior Challenge! [RAW] [JAP]
Jichikai no Hitozuma wa Totemo Ecchi Deshita. 2 Chiku Center Shokuin Nakahara Keiko Hen | Neighborhood Associations Part 2: Keiko
[Story Circle (Seto Kouhei, Siina Yuuki)] TS-kko Otokoyu Challenge! | TS女孩男浴大作战! [Chinese] [瑞树汉化组]
[Magokoro Center (Kiwa Tarou)] Ore ga Daisuki na Shinyuu o Shinyuu toshite Mirenaku Natta Riyuu
Game Center no Ura Jijou | Behind the Scenes at the Game Center
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge Renji ☆ 4 (Sennen Sensou Aigis)
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
(Kono Koe Todoke, Tsuki made mo Yon) [Milk Pudding (Jamcy)] Akane-chan Challenge! 3-kaime (VOICEROID)
(Futaba Gakuensai 7) [1000AP (Various)] Kodomo de Challenge 3 (Futaba Channel)
[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
[Nozarashi (Nozarashi Satoru)] Shizuku to Airi no 1-kagetsu Dousei Challenge!! (THE iDOLM@STER CINDERELLA GIRLS) [Digital]
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
eroi-no Eroi! Inran JK! Eros Battle
Kairan Tsuma
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [Textless]
[Suhamaya (Satou Takumi)] Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle. (Fate/Grand Order) [English] [Iscreamkat] [Digital]
Jichikai no Hitozuma wa Totemo Ecchi Deshita. 2 Chiku Center Shokuin Nakahara Keiko Hen
Prinz Eugen Otokoyu Sennyuu Challenge
Nametake Challenge!
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Tsuri Skirt Shoujo to Boku
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
Natsukoi Challenge | Summer Love Challenge
#SoniCha Ikuiku Challenge
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
[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]
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
Misaki-chan no Lotion Challenge
(C94) [Center Of Universe (NOLIA)] Chouyou no Naka de Kimi to (Kantai Collection -KanColle-) [Chinese]