500 drones illuminate night sky to commemorate opening of Yokohama Port

The Yomiuri Shimbun

Lights depicting a giant ship illuminate the night sky over Yokohama during a festival to commemorate the 1859 opening of the Port of Yokohama. About 500 drones equipped with LEDs hovered at an altitude of over 100 meters, depicting other images such as Earth and a rose, over Rinko Park on Thursday.

The Yomiuri Shimbun