Watch (C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi (C63) [こどもちゃれんじ (よろず)] まいにちがこどものひ

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

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

(C50) [RPG COMPANY (Various)] Sailor Spirits 2 (Various)

[Kodomo Ginkou (Maka Fushigi)] i-doll-RIKA (Various) [Digital]

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

(C51) [Kodomo Ginkou (Maka Fushigi)] Ii Shito. (Various)

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

[Toufuya (Various)] Toufuya Juuichi-chou (Various)

[SOLEX (Various)] Mineral Mugi Cha (Kodomo no Omocha)

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