(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}

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

(Akimatsuri) [Sinon (OHta)] Sweet Delicious (Inuyasha)

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

[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]

Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge

(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)

[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]

(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi

Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge