Kyoko Shirai

Kyoko Shirai is the principal of Furoboshi Private Elementary School. She unwittingly became the host of Darker Gale prior to the start of the series.

The Ginga Spark Stolen
In this episode,Seiichiro meets Alien Nackle and he gave Seiichiro a Dark Dummy Spark plus the Spark Dolls of Ultraman and Ultra Seven. He then ambushes Ginga after Hikaru defeats a previous opponent.