This is a very famous Japanese dancing named SOSAKOI. This dance is performed at many many festivals in all of Japan. It's original place is KOUCH, Sikoku big island. SOSAKOI dancing is especially performed at dammer festivals in Japan.
GIANT Mikoshi being carried down the streets of Sakado
Ahhh, Sakado, what a great little town. As part of their festival, many, many men and a few women carry a giant portable shrine down the street...cool. This is also the street where I work, so it was a bit distracting!