1 Month Challenge hentai cartoons

Monthly Vitaman 2017-08 [Digital]

Saimin Tengoku Challenge 04

[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [English] {Stopittarpit}

Saimin Tengoku Challenge 04

Hina Iinchou Amae Heta Kokufuku Challenge

Monthly UriboZakkaTen Jan.31,2020

Monthly UriboZakkaTen Feb.28,2020

Koukotsu no Ori

[Utsutenkai (Shirizou)] Katabutsu Iinchou to NTR Play ni Challenge Suru Hon / Book About A Tightly Wound School Council President Challenging Herself To Do Some NTR Play [English] {Doujins.com}

Namaiki Kuchikukan Wakarase Challenge

[Toufu Insider] Saimin Appli Challenge!!

Monthly Vitaman 2008-11

[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]

Toka 1 hour drawing challenge (ichizikann)

Demonic Onsen Paizuri (EscapeFromExpansion)

You Are Challenged by Kogal Takuha | La Sfida

Natsukoi Challenge | Summer Love Challenge

New Challenges

An NTR Day Per Month - Husband Pretends Not To See It Before Her

Monthly Vitaman 2018-03 [Digital]

Onii-chan swallowing challenge！

(SUPER24) [PureSlider (Matsuo)] MONTHLY THE IWATOVISION (Free!) [English] [ichigo-day]

Monthly MelomELO Jun.2014

[MelonBooks] Monthly MelomELO Mar.2014

[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Chinese] [靴下汉化组] [Digital]

adult challenge 4

[MelonBooks] Monthly MelomELO Feb.25,2013

(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2

[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]

Gekkan "The Bitch" o Mita Onna no Hannou ni Tsuite | About the Reaction of the Girl Who Saw "The Bitch Monthly"

[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [Chinese] [cqxl自己汉化]

(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)

[Fukumaaya] Uiuishii Imouto | Naive Little Sister (Monthly QooPA 2014-08) [English] [Crystalium]

(C96) [Akairo Kurena (Kurenai)] Jeanne Alter to Dakkou Challenge!! (Fate/Grand Order)

[Fujisaka Kuuki] Opparadise wa Shinryouchu | 欧派天国诊疗中 Ch. 10 (Monthly Vitaman 2018-05) [Chinese] [前线作♂战♀基地] [Digital]

Monthly Vitaman 2017-12 [Digital]

[Mariana Kaikou Kikaku (Mikami Hokuto)] Shimakaze-kun Challenge Shite Itara, Mogami-kun ni Encount Shita Ken. (Kantai Collection -KanColle-) [Digital]

Monthly Vitaman 2007-08

Happy Aphrodisiac Challenge

[MemeXILE (Memeo)] Kodomo Challenge (Free!) [Digital]

[Miyahara Ayumu] Abunai Mizugi (Monthly Vitaman 2011-06) [English] [Japanzai]

Monthly Vitaman 2015-10 [Digital]

adult challenge 1

Pancakes Challenge

Ane☆Volleyball Challenge

(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}

(COMITIA97) [The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan

Chaldea Outdoor Challenge Abby-chan to Issho 2

Tickle Massage Chair Mini - Million Yen Challenge

(C86) [Contamination (eigetu)] Maki Nico Lez Challenge (Love Live!) [Incomplete]

Time of the Month

[Kuon Michiyoshi] HUNDRED GAME Ch. 1 (Monthly Vitaman 2014-10) [English] [allenallenallen333]

(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)

Monthly Vitaman 2006-09

Monthly 'Aikawa' The Chief Editor Chp. 4

[Mizu] Kids Challenge [English]

[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 (Fate/Grand Order) [Chinese] [一只麻利的鸽子汉化] [Digital]

[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer) [Chinese] [不咕鸟汉化组]

[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]

Super Libido Challenge

Yuusha no Sairokubon Challenge

Dairoku! Otoile Challenge2

[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5 [Chinese] [cqxl自己汉化]

(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)

Nozomi, the wife who is cucked and filmed once a month

Challenge Days

[Sen] Makabe no Oshiri Challenge (THE IDOLM@STER MILLION LIVE!)

[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]

Monthly Vitaman 2016-05

(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]

First Love Ten months later complete

(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] [LoliLab Translations]

Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.

Monthly MelomELO Nov.11,2012

Dousei Seikatsu Ikkagetsume to Ichinen Ato, Asaokite kara Shuushin made no Hikaku | A Day in the Life of a Couple: Their First Month Living Together vs. One Year Later

Pancakes Challenge

[Homura Subaru] Sakunyuu Inma Lili 4 | Milky succubus Lilly (Monthly QooPA 2015-02) [Digital]

[Juan Gotoh] San Jin San Getsu (Three People, Three Months) Ch. 1-3 [English]

Monthly UriboZakkaTen Dec.13,2019

[ro] Ookami to Akazukin Ch. 3 (Monthly QooPA 2014-11) [English] [Kappasa] [Digital]

(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]