Monthly Vitaman 2011-07
[sky & si-o] 罪世 - バーサーカーチャレンジ | Tsumi Yo - Berserker Challenge [EN]
Shizuku Challenge! Takumin Hitsuji-san no Chichishibori! RX
Monthly Vitaman 2016-11
[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]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [Digital]
Kanade Challenge Kouhen
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra) [English] [Gawainized]
Monthly UriboZakkaTen Jan.31,2020
Time of the Month
Okay-san no Nukinuki Dosukebe Challenge
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
Monthly Vitaman 2015-11 [Digital]
Monthly Vitaman 2006-12
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various)
[Kuon Michiyoshi] HUNDRED GAME Ch. 7 (Monthly Vitaman 2015-06) [Chinese] [樱翼汉化组]
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 | Chaldea Outdoor Challenge with Abby-chan 3 (Fate/Grand Order) [Digital] [English] [The Blavatsky Project]
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
Kurokoshi You] Challenge Week
[Kuon Michiyoshi] HUNDRED GAME Ch. 4 (Monthly Vitaman 2015-02) [Chinese] [樱翼汉化组]
[Professor Grace (Grace Ishikawa)] Brain Training (From: COMIC Monthly Vitaman 2006-10) [ENG] =TV=
Monthly 'Aikawa' The Chief Editor Chp. 3
[Kuon Michiyoshi] HUNDRED GAME Ch. 1 (Monthly Vitaman 2014-10) [English] [Self Translation]
(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 2018-04
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!!
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [English] [Decensored] [Copy Of] [Digital]
[18master] Boku to Kaa-san no Ikkagetsu 2 | My Month Together with Mom [English][Amoskandy]
[The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan (Various) [Digital]
Teisouring Challenge
(C78) [WORLD BOX, Bon's (Yuu, Sumeragi Sora)] 2-nen to 8-kagetsu no Kiseki | A Journey of 2 Years and 8 Months (Durarara!!) [English] [ebil_trio]
Chaldea Outdoor Challenge Abby-chan to Issho 3
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [Chinese] [cqxl自己汉化]
[Yoriu Mushi] Kokuu Kara no Chousen - Challenger from the Sky
Monthly Vitaman 2018-07
Futanari Milk Challenge 3 | 扶她榨乳挑战 3
Aisha Challenge 4
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
[Hara] Misaki-chan no Lotion Challenge
Demonic Onsen Paizuri (EscapeFromExpansion)
Utsuho Challenge!! ~Yobai ni Chousen~
Cute Jolyne Lewd Challenge + Extras
Dairoku! Otoile Challenge2
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
[Karma Tatsurou] Reikan | Ghost Sense (Monthly Vitaman 2013-05) [English] {UsagiTrans}
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
[hal] Kinugasa Minto Keiki 1-nen 6-kagetsu | Kinugasa Minto Sentence 18 Months (Mesu Ana Muhou Chitai Muyou no Chitsu-nai-dashi Choueki) [English]
[Takitomo Tsuguo] Lotion!? (Monthly Vitaman 2013-08) [Chinese] [最愛路易絲澪漢化組]
[Algolagnia (Mikoshiro Honnin)] Monthly Margareta Vol. 2
Etorofu-gata Muchikko Kodomo Challenge
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Monthly Vitaman 2008-08
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
(C59) [Dish up, ONE COIN (Warabi Yuuzou)] Monthly Pace No. 2 (Street Fighter)
Getsumatsu Daikanshasai | End of the Month Appreciation Event
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge Renji ☆ 4 (Sennen Sensou Aigis)
Hatsuzuki to Muremure Muramura Natsu Ecchi! | Having Stuffy Sex On The First Month Of Summer!
Ma Yumiko (jotaika) hon sanpuru Monthly Girls' Nozaki-kun sample
[Kuon Michiyoshi] HUNDRED GAME Ch. 2 (Monthly Vitaman 2014-11) [Chinese] [樱翼汉化组]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
ETD Challenge.
[Hanauna] Mahou Shoujo Yuusha-chan (Monthly QooPA 2014-08) [Chinese] [NPC中文化]
Monthly Vitaman 2010-02
Yuusha no Sairoku Hon Challenge Omake Manga
Dairoku! Otoile Challenge
Monthly Vitaman 2016-01
i-ll-make-you-understand-challenge
Saimin Tengoku Challenge 04
[Kuon Michiyoshi] HUNDRED GAME Ch. 1 (Monthly Vitaman 2014-10) [English] [allenallenallen333]
Monthly Vitaman 2013-03
DokiDoki Mesuiki! Challenge!!
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
UnknownUltimateChallenge
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge Renji ☆ 4 | 爱莎的☆4挑战 (Sennen Sensou Aigis) [Chinese] [DarkZ]
I Challenge You!
Misaki-chan no Lotion Challenge
Kasshoku Oneesan no Fudeoroshi Ver. 4
[Karma Tatsurou] Ochitama | Fallen Balls (Monthly Vitaman 2013-02) [English] [UsagiTrans]
Futanari Milk Challenge 2
[Usakun] Kongetsu no Wanko. | This Month's Doggy. (COMIC LO 2007-05) [English] [sirC]
Naisho no Enkou Challenge | 不可告人的援交挑战
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [English] [wehasband]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Bodyswap between a monther and her son
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6 | Brown Lady Takes His First Time Ver. 6 [English] [Decensored] [Copy Of]
Kaye-nee Challenging Herself in Volleyball
Futanari Milk Challenge | 扶她榨乳挑战
Dairoku! Otoile Challenge 2
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]
(SUPER24) [PureSlider (Matsuo)] MONTHLY THE IWATOVISION (Free!) [Chinese] [绅士仓库汉化]
Monthly UriboZakkaTen Dec.13,2019
Monthly Vitaman 2009-10
[Karma Tatsurou] Cacaosu (Monthly Vitaman 2013-03) [English] [UsagiTrans]
(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)
[Kon-Kit] Kaya-nee Volleyball ni Idomu | Ane☆Volleyball Challenge (Bishoujo Kakumei KIWAME Road 2012-12 Vol. 4) [English] [Malone] [Digital]
Monthly Vitaman 2007-10
Space Detective Jade Dan Indecent Challenge
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
Monthly Vitaman 2012-01
Yamahime No Jitsu August Extra Monthly Juku Onna Tengoku
[ro] Ookami to Akazukin Ch. 2 (Monthly QooPA 2014-09) [Chinese] [E个人汉化] [Digital]
Monthly 'Aikawa' The Chief Editor Chp. 6
[d.a.p (mougi)] UnknownUltimateChallenge (CROSS x BEATS) [Digital] [Chinese] [这很恶堕汉化组]
Monthly Vitaman 2016-07
CHALLENGE
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[Kuon Michiyoshi] HUNDRED GAME Ch. 8 (Monthly Vitaman 2015-07) [Chinese] [樱翼汉化组]
#SoniCha Ikuiku Challenge
G◎M
Etorofu-gata Otoile Challenge
Monthly Vitaman 2016-12
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order)
Kyokon Shoujo Nyoudou Challenge!
Rika no Oshiri Challenge
Akane-chan Challenge! | 아카네짱 챌린지!
[Comeon Showme] Unhappy Now Year (Monthly Vitaman 2013-02) [English] [Krozam]
Monthly Vitaman 2014-02
Futanari Milk Challenge 3
Akane-chan Challenge! 2.5-kaime
Futanari Milk Challenge 6
[Milk Pudding (Jamcy)] Akane-chan Challenge! 4-kaime (VOICEROID) [Digital]
Tsuki Ichi Onnanoko | Monthly Girl
(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki