If you have ever belted out your favorite song with everything you’ve got, you know how good that can make you feel. You get a great rush of energy and all the stress you’re feeling just melts away. After singing, you suddenly feel full of energy and positivity.

This is not news to most of the world, especially Asia. The people of Japan, South Korea and many other Asian countries have been singing to relieve stress for decades. It is what lead to the invention of karaoke.