One of the largest fireworks festival held in Tokyo, where 12000 fireworks will be set off. Since this festival is held at the riverbank of the Arakawa River, visitors can sit back and lay on the ground while watching.

Adachi-no Hanabi Firework Festival (足立の花火)

July 22nd(Sat) 2017 from 7:30PM to 8:30PM
Location: Arakawa Riverside, Adachi-ku, Tokyo

Getting there:
20-min walk from Kitasenju station 北千住駅. 
OR
30-min walk from Adachi Odai Station on the Nippori-Toneri Liner

Google Maps: Adachi Firework Festival Venue
https://goo.gl/maps/tGgACFUbgaA2

Information by Adachi Tourism Association (Japanese website)
http://adachikanko.net/content/39thhanabi/index.php