Panasonic Sends 100,000 LEDs Down Tokyo River To Mark Hotary Festival More Brighter, Resembles Fireflies

Posted on May 14 2012 - 7:42am by Editorial Staff

To make the inaugural Tokyo Hotary festival more brighter which was held last weekend, Panasonic sends 100,000 LEDs down to Tokyo River – in order to made resemble hotaru (the fireflies) – that floated down the Sumida River through central Tokyo. Dubbed “prayer stars,” the LEDs were designed to light up upon contact with water, were 100% powered by solar energy.

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