The 40th Saki Hana Onsen Underwater Fireworks Festival offers a special experience on summer nights. This event, held at Saki Hana Onsen, is a rare occasion where fireworks are launched underwater instead of on the ground. About 200 fireworks spread colorful flowers over the water's surface. The venue is known for its beautiful scenery along the Agano River line, offering an unmatched spectacle. Spectators can relax in the beautiful hot spring area while enjoying the visual show. The best way to enjoy the fireworks is by staying at accommodations in Saki Hana Onsen and watching the fireworks leisurely at night. However, the event may be postponed in case of rising river water levels or bad weather. Be sure to visit this unique fireworks festival to create special summer memories with friends and family.