(C84) [STUDIO PAL (Nanno Koto)] Imouto wa Boku no Koibito ~Onii-chan tono Omoide Hen~
i-ll-make-you-understand-challenge
(C83) [Free Pro (Various)] Habanero Survival (THE IDOLM@STER Cinderella Girls)
(Angel Time 3) [Syunkan Saidaihusoku, Night FUCKERS (Pony R, Mitsugi)] Phantom Challenge! ~Futari no Domannaka Itadakimasu!~ (Kaitou Tenshi Twin Angel)
Harakudashi Challenge 2
(C78) [Dennou Fuyu Mikan (Ueda Rieko)] Otona Challenge (Final Fantasy 4)
Oshikko Challenge!? | 小便挑战!?
[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]
[Fukuyama Naoto] Saimin Tengoku Challenge 06 (COMIC BAVEL 2022-02) [Chinese] [萬神殿牛頭人個人漢化] [Digital]
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! (Pokémon Sword and Shield) [Chinese]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[momo., Shuukai Kidoujou (Mogi, Sakurauta)] Akutagawa-kun de, asobou. (Bungou Stray Dogs)
[Chataro] Nami SOS! 5 Girls - Before - Keiko 012
[shakestyle (ShAKe)] Igarashi Yuzuha Choukyou Nisshi 3 "Nee, Watashi to... Suru?" [Digital]
(C85) [Kikurage-ya (Kikurage)] Takao Plug In! (Arpeggio of Blue Steel) [English] [EHCOVE & YQII]
[Igumox] Boku Dake no Yuuyami [Chinese]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [English] [TF translations]
Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge
COMIC ExE 13 [Digital]
(C87) [Onsoku Ubaguruma (Uba Yoshiyuki)] undressing, discharging (Touhou Project)
Pancakes Challenge
[Kaga Akuru] Hatsukoi Melt [Digital]
COMIC Shingeki 2015-06
[Kizuka Kazuki] Chigiri Ame (COMIC Kairakuten 2017-09) [Chinese] [前线作♂战♀基地] [Digital]
Girls from a Prestigious School Challenged to an Escape Game
(COMIC1☆5) [Mamekura (Mamezou)] Iorichi (THE IDOLM@STER)
[Yurikawa] Futago Challenge (Toshiue Kanojo Alternative) [English] [PSYN]
Dairoku! Otoile Challenge
(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
[Fuyuno Mikan] Ore wa Imouto ga suki | I Like My Sister (Chiisakutemo ii janai!) [English] [Rin]
[Wawomidasu (Kyawashuku)] Mob Zerox 3 Blue & Purple (Battle Spirits) [Digital]
COMIC Masyo 2015-11 [Digital]
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Digital]
Futanari Milk Challenge 2
[Erect Sawaru] Shinkyoku no Grimoire -PANDRA saga 2nd story-
(C82) [Atelier Maruwa (Maruwa Tarou)] Deredere Girls Girl Natalia (THE IDOLM@STER CINDERELLA GIRLS)
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]
Kagi Catch Challenge
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
[Kamino Ryu-ya] Eroi Ko tte Omowarechau kana [Chinese] [篆儀通文書坊漢化]
[Cyocyo] Ganso Youkai Ecchi | Originator Youkai ☆ Sex (COMIC LO 2015-09) [English] {5 a.m.}