Month Challenge

adult challenge 1

Onii-chan swallowing challenge！

Ero Trap Dungeon no Challenger

Futanari Milk Challenge | 扶她榨乳挑战

[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6 [Chinese] [cqxl自己汉化]

You Are Challenged by Kogal Takuha | La Sfida

[Fukuyama Naoto] Saimin Tengoku Challenge 03 (COMIC BAVEL 2021-02) [Chinese] [零星汉化组] [Digital]

(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]

(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura) [English] [biribiri]

Monthly Vitaman 2007-01

[Kyuu (Shooya Akira)] Futtou Challenge 2 (Sora no Manimani)

(C78) [Nounai Kanojo (Kishiri Toworu)] Remilia kara no Chousenjou | Remilia's Challenge (Touhou Project) [English] [UMAD]

[Jyoka] Igyou Kaikitan Mannequin (Monthly QooPA 2015-06)

Monthly Vitaman 2007-04

Akari Challenge

Kasshoku Oneesan no Fudeoroshi SNS ha kiken na nioi

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

[Yonemochi Akihiko] adult challenge 1

Kagi Kyacchi Charenji | Key Catch Challenge

[Gojarun no Ozashiki (Gojarun)] Nantaika Triad to Yukai na Nakama-tachi Ochinchin Challenge Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]

[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)

[Fanbox] Kanzarin [Hentai of the month] (4012732)

Monthly Vitaman 2007-02

Monthly Vitaman 2017-02

Nanjamo to Ura Gym Challenge!! | 奇树的秘密道馆挑战!!

Shizuku Challenge! Takumin Hitsuji-san no Chichishibori! RX

[Satuyo] Pool de Challenge! Boyish (COMIC LO 2017-12) [Chinese] [code183汉化] [Digital]

Shimakaze-kun Challenge Shippai

[The Monthly Istanbul (Ahugan Sugita)] Shotagari Witch [English] [q91] [Digital]

[Ohmi Takeshi] Gekkan Aikawa Henshuuchou 2 - Monthly "Aikawa" The Chief Editor 2 [English] {antihero27}

(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)

Monthly MelomELO Mar.2014

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

Monthly Vitaman 2014-03

[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 24 (Monthly Vitaman 2015-04) [Chinese] [樱翼汉化组]

Sanae Challenge!!

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

Monthly Shounen Zoom 2024-03

Oshikko Challenge!? | 小便挑战!?

Monthly Vitaman 2017-11 [Digital]

Monthly Vitaman 2018-05 [Digital]

Monthly Vitaman 2017-05

[Karma Tatsurou] Irekawa (Monthly Vitaman 2011-07) [English] [Blackgrunt] [Sensualaoi] {Re-set}

[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 23 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]

I-401 Breeding recording + Monthly social gatherings between male and female submarines

[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge

[Bonnouji Yura (Bonnouji Yura)] A story about a (Ex) Great Sword Master Adventurer who challenges a dungeon where tentacles lurk [English] [unknown scanlations] [Digital]

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

（C96） Dairoku! Otoile Challenge

[Comic Onacchi (Juliet Kami)] Something unbelievable happened when I stopped time for 1 month and violated a 42 year old hikikomori woman

Seieki Tamekomi Challenge

Nanjamo to Ura Gym Challenge!! | Iono's Secret Challenge!!

Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章

[Karma Tatsurou] Amasan (Monthly Vitaman 2013-04) [English] =LWB=

Natsukoi Challenge | Summer Love Challenge

(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!! [Chinese] [脸肿汉化组]

Monthly Vitaman 2016-09

Petit Xu Lewd Challenge + Extras

Monthly Vitaman 2017-10 [Digital]

[deadflow] Ui (Kukagetsu) | Ui (Eight months pregnant) (Blue Aka-chan IN-bu) (Blue Archive) [Chinese] [Digital]

Bodyswap between a monther and her son

(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID) [Chinese] [古早个人汉化]

Monthly Vitaman 2006-10

(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组]

(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)

Honoka Challenge! 2

Monthly Vitaman 2009-02 [Incomplete]

Petite Jolyne Lewd Challenge + Extras

Monthly Vitaman 2016-07