In the area in which Kodomo no Rakuen lies, there used to be Kyoto Bicycle Racing Track (Takaragaike Keirin Track) which became part of the park after bicycle racing was discontinued.
こどもの楽園はかつて京都競輪場（宝ヶ池競輪場）であったが、競輪場廃止にともない改築され作られた。