It is a revival of celebrations held in the Edo period , and annually attracts close to a million celebrants .
The Sumidagawa Hanabi Taikai follows the Japanese tradition of being a competition between rival pyrotechnic groups .
Sumidagawa Hanabi Taikai is a revival of celebrations held in the Edo period , and annually attracts close to a million celebrants .
The Sumidagawa Hanabi Taikai follows the Japanese tradition of being a competition between rival pyrotechnic groups .