The inaugural Tokyo Hotaru festival was held last weekend. And kicking off the festivities were an impressive display of LED lights – made to resemble hotaru (fireflies) – that floated down the Sumida River through central Tokyo.
Panasonic constructed tiny solar powered LED spheres as part of its contribution to this year’s Tokyo Hotaru Festival. The spheres were created to resemble traditional fireflies that floated down the Sumida River. via Colossal.