Season 1 of Battle Spirits: Shonen Toppa Bashin premiered on September 7, 2008.

The series follows the daily adventures of 6th year elementary school student, Toppa Bashin, who has a mysterious red stone pendant from his father. One day he meets J Sawaragi, the consecutive tournament champion, who possesses a similar white stone. J challenges Bashin to a battle in the alternate universe, Isekai World, where spirits are real.