[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
Mesu Ana Muhou Chitai Muyou no Chitsu-nai-dashi Choueki - Hoozuki Miyoko 5 years 6 months
Monthly 'Aikawa' The Chief Editor Chp. 4
Kyogo ~Kunoichi Water Torture Challenge~
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
9 Months With Ellie
[Fujisaka Kuuki] Oppai Paradise Shinryouchuu! | 歐派天國診療中! (Monthly Vitaman 2017-05) [Chinese] [前线作战基地] [Digital]
Captain Saimin Icha Love Challenge
Kanade Challenge Kouhen
Monthly Vitaman 2008-11
[Karma Tatsurou] Tsuyuki | Rainsnow (Monthly Vitaman 2014-08) [English] =TV=
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
Monthly Megastore 2021-12
Kodomo de Challenge 2
(C92) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Monthly Vitaman 2008-03
Monthly Vitaman 2014-04
Monthly Vitaman 2015-01
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
Kurokoshi You] Challenge Week
[Kogasaki Yuina] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Grand Order)
Futanari Milk Challenge 2
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
(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 2016-07
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
[Kuon Michiyoshi] HUNDRED GAME Ch. 11 (Monthly Vitaman 2015-11) [Chinese] [樱翼汉化组]
Monthly Vitaman 2015-02
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]
(C92) [K+W (Sasachinn)] Hatsuzuki to Muremure Muramura Natsu Ecchi! | Having Stuffy Sex On The First Month Of Summer! (Kantai Collection -KanColle-) [English] [Doujins.com]
(C83) [Algolagnia (Mikoshiro Honnin)] Monthly Margareta Vol. 2 Event Henshuuban
Dairoku! Otoile Challenge 2
(COMITIA97) [The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan
Monthly Vitaman 2013-01
Nametake Challenge!
[Algolagnia (Mikoshiro Honnin)] Monthly Margareta Vol. 2
Monthly QooPA 2015-05 [Digital]
W Jeanne to Off-Paco Challenge
[Karma Tatsurou] Saigo no Omoide | One Last Memory (Monthly Vitaman 2013-09) [English] [UsagiTrans]
Monthly Vitaman 2007-10
Twin Challenge ch. 1
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer)
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Semen Storage Challenge
Monthly Vitaman 2017-05 [Digital]
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
Saimin Tengoku Challenge 06
Monthly Vitaman 2009-03
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Lolita Complex [Digital]
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order)
Monthly Vitaman 2009-12
(C82) [Marin (Suzusato Rinka, Mage)] Doujouyaburi no Kata wa Katteguchi e Omawari Kudasai | Challengers Please Present Yourself At The Back Door (Ranma 1/2) (English) [SaHa]
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2 [English] {Hennojin}
Yuusha no Sairoku Hon Challenge Omake Manga
Kaye-nee Challenging Herself in Volleyball
[Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 23 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]
Monthly Vitaman 2018-05
Dairoku! Otoile Challenge
Monthly Vitaman 2017-09 [Digital]
Backstage Hibiki Challenge
Kyokon Shoujo Nyoudou Challenge!
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 3 | Brown Lady Takes His First Time Ver. 3 [English] [vaasi] [Decensored] [Digital]
Supervised Monthly Ejaculation
[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]
[dotsuco] Nametake Challenge!
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS)
[MemeXILE (Memeo)] Kodomo Challenge (Free!) [Digital]
TS-kko Otokoyu Challenge!
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
Chaldea Outdoor Challenge Abby-chan to Issho 3
[Higashino Mikan] Futomomo Sensation! (Monthly Vitaman 2015-10) [English] {NecroManCr}
[Mikeke] Hatena Manga - Semete Yacchae! (Challenge First-Year-Student)
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
First Love Ten months later complete
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Monthly Vitaman 2010-02
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
Monthly UriboZakkaTen Jan.31,2020
[Jyoka] Igyou Kaikitan Hasshaku-sama (Monthly QooPA 2014-12) [Digital]
Monthly Vitaman 2015-04
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
CHALLENGE
Sennou Fuchou no Obenjo Challenge Isshuukan!
Monthly Vitaman 2007-01
Monthly Vitaman 2013-09
(SUPER24) [PureSlider (Matsuo)] MONTHLY THE IWATOVISION (Free!) [English] [ichigo-day]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6 | Brown Lady Takes His First Time Ver. 6 [English] [Decensored] [Copy Of]
(SUPER24) [PureSlider (Matsuo)] MONTHLY THE IWATOVISION (Free!)
[Terujirou] Junior Dominating Senior Challenge! [RAW] [JAP]
Monthly Vitaman 2014-02
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
Chaldea Outdoor Challenge Abby-chan to Issho 2
[The Monthly Istanbul (Ahugan Sugita)] Shotagari Witch [Chinese] [cqxl自己汉化] [Digital]
Monthly Vitaman 2017-04
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
Ero Trap Dungeon no Challenger
[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]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
Challenge Week
Monthly Vitaman 2013-06
Yuusha no Sairoku Hon Challenge