Hikoki Gumo (Shiga Mariko)

Hikoki Gumo is Shiga Mariko's fourth single.

Tracklist

 * 1) Hikoki Gumo (ひこうき雲; Vapor Trail)
 * 2) Ame ni nurete Ponytail (雨に濡れてポニーテール; A Ponytail soaked in the Rain)