Kokoro no ato

 is Kosaka Riyu's 7th solo single. It was released December 12, 2007. The title track was used as an ending theme for the anime Mokke.

Tracklist

 * 1) Kokoro no ato
 * 2) Yes or No
 * 3) Kokoro no ato (Instrumental)

Featured Members

 * Kosaka Riyu