 An Internet radio show called , hosted by Lantis Web Radio, Beat Net Radio!, and "Kodomo no Jikan"'s official website, originally had a pre-broadcast on August 31, 2007, but began regular weekly broadcasts every Friday starting on September 7, 2007.It has three hosts—Eri Kitamura, Kei Shindō, and Mai Kadowaki, who played Rin Kokonoe, Kuro Kagami, and Mimi Usa in the anime, respectively—and was produced by Bandai Visual and Lantis.There are three corners on the show, which is used mainly to promote the anime version.