The Nin-Nin Grand Fireworks that colors the summer in Koga City. Held on the Yasu River riverbed, approx. 3000 shells of fireworks are launched in 30 minutes. On the day, the 'Nin-Nin Yokocho' food area featuring local gourmet and classic festival stalls is also held, allowing you to enjoy delicious food and fireworks together. Invite family and friends to fully enjoy a summer night for special memories.
Select a date to check out the fireworks festivals happening that day!

Koka-style Ninnin Grand Fireworks 2026 — The powerful shaku-goku shells are truly overwhelming