Captain Saimin Icha Love Challenge
Reiwa Shasei Challenge
(C94) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 4
[Momonosuke] Kinpatsu no Shokunin-damashii (Monthly Vitaman 2018-01) [English] [Fated Circle] [Digital]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
Monthly UriboZakkaTen Jan.31,2020
Yamahime No Jitsu August Extra Monthly Juku Onna Tengoku
UnknownUnlockChallenge
Akane-chan Challenge! | 아카네짱 챌린지!
[Shigaoka Touki] Kekkon Suru Nara Mesuneko to | If It's Getting Married, a Catgirl... (Monthly Vitaman 2015-04) [English] [Krozam]
Monthly QooPA 2014-11 [Digital]
Monthly Vitaman 2015-05
[Usakun] Kongetsu no Wanko. | This Month's Doggy. (COMIC LO 2007-05) [English] [sirC]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
Jisatsu Challenge | 自殺挑戰
Gessha 20-man no Katei Kyoushi | Working as a Home Tutor for 200 Thousand Yen per Month
Monthly Vitaman 2007-08
[Algolagnia (Mikoshiro Honnin)] Monthly Margareta inaugural issue "Entrance Information" vol.000
Once A Month Visitor
Monthly Vitaman 2014-03
Monthly Vitaman 2007-01
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
Monthly QooPA 2014-08
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
(Angel Time 3) [Syunkan Saidaihusoku, Night FUCKERS (Pony R, Mitsugi)] Phantom Challenge! ~Futari no Domannaka Itadakimasu!~ (Kaitou Tenshi Twin Angel)
1-kagetsukan no Paradise | A Month of Paradise
[Akinao] Kasumi to Ren-nii-chan (Monthly Vitaman 2016-06) [English] {NecroManCr}
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6
Okay-san no Nukinuki Dosukebe Challenge
One-shota Challenge
Monthly QooPA 2013-10
[Bobobo] Hito Tsukiburi | After A Month (PLDK) [English] =LWB= [Decensored]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 3 [Digital]
Maki Nico Lez Challenge
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5 [Chinese] [cqxl自己汉化]
[Hanauna] Mahou Shoujo Yuusha-chan (Monthly QooPA 2014-08) [Chinese] [NPC中文化]
ETD Challenge.
Sex Challengers
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3
[Jyoka] Igyou Kaikitan Hasshaku-sama (Monthly QooPA 2014-12) [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [Chinese] [清純突破漢化]
Monthly Vitaman 2014-12
Saimin Appli Challenge!!
[Kusatsu Terunyo] Homestay Ikkagetsume | 1st Month of Homestay (COMIC Purumelo 2008-11) [English] [desudesu]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
Monthly Vitaman 2016-03
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Monthly Vitaman 2009-12
Monthly Vitaman 2018-01 [Digital]
[Mikeke] ろり陵育 お漏らし編
Naisho no Enkou Challenge | 不可告人的援交挑战
Seieki Tamekomi Challenge
Captain Saimin Icha Love Challenge | The Captain's Hypnosis Lovey Dovey Challenge
Dairoku! Otoile Challenge2
Futanari Milk Challenge 6
Tanpan Kozou no Oppai Gym Challenge!
[Higashino Mikan] Futomomo Sensation! (Monthly Vitaman 2015-10) [English] {NecroManCr}
DT Chinpo 100-pon Acme Challenge!! | 100 Virgin Cock Orgasm Challenge!!
[hal] Hoozuki Miyoko Keiki 5-nen 6-kagetsu | Hoozuki Miyoko Sentence Five years, Six months (Mesu Ana Muhou Chitai -Mondou Muyou no Nakadashi Choueki-) [English] [CGrascal]
Ane☆Volleyball Challenge
催眠天国 Challenge 03
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
Monthly Vitaman 2016-08
Monthly Vitaman 2016-07
[Fujisaka Kuuki] Opparadise wa Shinryouchu | 欧派天国诊疗中 Ch. 9 (Monthly Vitaman 2018-04) [Chinese] [前线作♂战♀基地] [Digital]
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!!
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
Monthly MelomELO Jun.2014
[Higashino Mikan] Umi to Nikuyoku | The Sea and Lust (Monthly Vitaman 2013-10) [English]
Futanari Milk Challenge | 迫真水泳部・扶她的里技―第一章
Maki Challenge
Monthly Vitaman 2018-04
[Ponkotsu Works] Blind Ecchi! SideA (Monthly Vitaman 2014-09) [Chinese] {G&魔皮卡的女子力研究}
Monthly Megastore 2021-12
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
[Kuon Michiyoshi] HUNDRED GAME Ch. 5 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS)
Gekkan "Za Bicchi" wo Mita Onna no Hannou ni Tsuite | About the Reaction of the Girl Who Saw "The Bitch Monthly"
Monthly Vitaman 2015-11 [Digital]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组]
Monthly Vitaman 2009-09
[Rapan (Himuro Shizuku)] Gekkan Duelist 11 - vol.03 | Monthly Duelist 11 - vol.3 (Yu-Gi-Oh! 5D's ) [English] [Utopia]
[Juan Gotoh] San Jin San Getsu (Three People, Three Months) Ch. 1-3 [English]
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)
(C78) [Nounai Kanojo (Kishiri Toworu)] Remilia kara no Chousenjou | Remilia's Challenge (Touhou Project) [English] [UMAD]
[Ohmi Takeshi] Gekkan Aikawa Henshuuchou - Monthly "Aikawa" The Chief Editor 1 [English] [redCoMet]
Monthly Vitaman 2015-04
Monthly Vitaman 2013-08
Etorofu-gata Otoile Challenge
Saimin Tengoku Challenge 04
Monthly Vitaman 2014-01
Monthly Vitaman 2015-05 [Digital]
[Professor Grace (Grace Ishikawa)] Brain Training (From: COMIC Monthly Vitaman 2006-10) [ENG] =TV=
Monthly Vitaman 2007-11
Ko-Gil Challenge
Futanari Milk Challenge 3
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [English] [Decensored] [Copy Of] [Digital]
Monthly MelomELO Nov.11,2012
Monthly QooPA 2015-05 [Digital]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]
Doki doki♡ Ticket Challenge!
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
[Kuon Michiyoshi] HUNDRED GAME Ch. 2 (Monthly Vitaman 2014-11) [Chinese] [樱翼汉化组]
[Karma Tatsuro] Shiawase no Shoujo (Monthly Vitaman 2014-01) [English] [Facedesk]
W Jeanne to Off-Paco Challenge
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
[The Monthly Istanbul (Ahugan Sugita)] Shotagari Witch [Chinese] [cqxl自己汉化] [Digital]
[ro] Ookami to Akazukin Ch. 3 (Monthly QooPA 2014-11) [Digital]
[Karma Tatsurou] Oo Tsuma (Monthly Vitaman 2011-12) [Digital]
Futanari Milk Challenge
[ViperXTR] I Challenge You! (Kono Subarashii Sekai ni Syukufuku o!) [English]
An NTR Day Per Month - Husband Pretends Not To See It Before Her
[Shigaoka Touki] Kekkon Suru Nara Mesuneko to (Monthly Vitaman 2015-04) [English] [Krozam]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5 [English] [Uncensored]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Kyokon Shoujo Nyoudou Challenge!
Monthly Vitaman 2017-10 [Digital]
Koukotsu no Ori
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!! [Chinese] [脸肿汉化组]
Nametake Challenge!
Akari Challenge
Monthly Vitaman 2016-01
Monthly Vitaman 2013-05
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6 [Chinese] [cqxl自己汉化]
[Comeon Showme] Unhappy Now Year (Monthly Vitaman 2013-02) [English] [Krozam]
Kasen-chan no Jasen Rouraku Challenge
[Kyuu (Shooya Akira)] Futtou Challenge 2 (Sora no Manimani)
[Fujisaka Kuuki] Opparadise wa Shinryouchu | 欧派天国诊疗中 Ch. 8 (Monthly Vitaman 2018-02) [Chinese] [前线作♂战♀基地] [Digital]
Semen Storage Challenge
Utsuho Challenge!!
#SoniCha Ikuiku Challenge
Kanoka Challenge_plot 2
(C83) [Super Sentou, The Shakya (Fukutarou, Oke)] Gekkan Otona no RitsuMio Zoukangou | Monthly RitsuMio for Adults - Special Edition (K-On!) [English] [Yuri-ism]
Monthly Vitaman 2015-03
[Fukumaaya] Uiuishii Imouto | Naive Little Sister (Monthly QooPA 2014-08) [English] [Crystalium]
Tanpan Kozou no Oppai Challenge!
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
[Karma Tatsurou] Saraware (Monthly Vitaman 2012-08) [Chinese]
Kanade Challenge Kouhen
(C59) [Dish up, ONE COIN (Warabi Yuuzou)] Monthly Pace No. 2 (Street Fighter)
Pancakes Challenge | Desafío de Panqueques
Twin Challenge ch. 1