Yoshiwa Summer Festival & Fireworks
August 11 @ 4:00 pm - 9:30 pm
Free
Kagura and 3000 fireworks over the sunflower fields in the mountains of Hatsukaichi-shi.
You get a good idea of what the festival is like from this Japanese cable news clip
Festival starts:
Part 1 (in the sunflower fields) 13:00
Part 2 (at Yoshiwa Ground) 17:30
Fireworks: 21:00-21:30