JC Chinpo-beya Ikkagetsu Seikatsu Challenge! Hentai [めたこらぷす (めたこら)] JCち○ぽ部屋一ヶ月性活チャレンジ！（后編） [DL版]

[BlueMonday (Shinozaki Rei)] Boku to Tsuma no Shoukibo na Seiseikatsu (Boku no Shoukibo na Seikatsu) [Digital]

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

(C65) [kodomo challenge (Various)] Shukudai ga Owaranai

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

(C91) [Uninigumi (Unini☆Seven)] Rem kara Hajimeru Seiseikatsu (Re:Zero kara Hajimeru Isekai Seikatsu)

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

[Mikeke] Hatena Manga - Semete Yacchae! (Challenge First-Year-Student)

(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki

[sutegoma] Dorei to no Seikatsu Iwai Nishuunen "Anata to Deaete" (Dorei to no Seikatsu -Teaching Feeling-) [Chinese] [AL漢化]

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