TS-kko Otokoyu Challenge! [Story Circle (瀬戸こうへい、椎名悠輝)] TSっ娘男湯チャレンジ! [英訳]

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

TS-kko Otokoyu Challenge! | TS女孩男浴大作战！

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

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

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

[Story Circle (Seto Kouhei, Siina Yuuki)] TS-kko Otokoyu Challenge! | TS女孩男浴大作战！ [Chinese] [瑞树汉化组]

(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)

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

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

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