50th anniversary fireworks display of the Zao Juhyou Festival held at the Zao Onsen Ski Resort in Yamagata Prefecture Japan in 2015.
About 350 fireworks were launched from Zao Onsen Ski Resort Ryuzan Ski slope on February 14 and 28, 2015 as the Zao Juhyou Festival was held for the 50th time since the first opening.

Zao Juhyo Festival 50 Year Anniversary Fireworks