The Japanese continue to invent special ways to amuse us. An energy drink manufacturers were hard work, as they trained 43 men to toss 43 coins in a series of glass containers with absolute precision and timing.

When I hear throwing in actual speed don't always realize something strange. But when the video slowed, We see that each cartridge is filled with a very specific amount of water, creating a musical touch for every coin that hits the top of the. In the series, all containers combine to play Mozart's 'Minuet'..

The video is an advertisement for the energy drink Regain Shuchu, whose manufacturers claim increases concentration.