mention a few of its performance arts?
J-pop, Karaoke, and traditional theaters like  "noh", "kyōgen", "kabuki", and "bunraku"..
Japan
 J-pop. Karaoke is the most widely practiced cultural activity in Japan.

The four traditional theaters from Japan are "noh", "kyōgen", "kabuki", and "bunraku". 
when was the japanese battleship mutsu built? At the end of World War I. which navy did it serve? Imperial Japanese Navy. when was the navy created? In 1868. are they still active? No it was dissolved after Japan's surrender in World War II. was the navy serving an empire? Yes, the Empire of Japan. was there any particular type of democracy in the empire? It is a constitutional monarchy. when did it become a democracy? After 1889. what name did the state take after becoming a democracy? Japan. where did the name japan get its name from? It is based on Chinese pronunciation. how does its demographic look like? As of 2019, Japan has a population of 126.3 million of which 124.8 million are Japanese nationals. is there any variation in the japanese language? Yes, Ryukyuan languages and the Okinawan Japanese dialect .
wiki:7760101
Japan [SEP] Performing arts
The four traditional theaters from Japan are "noh", "kyōgen", "kabuki", and "bunraku". Noh and kyōgen theater traditions are among the oldest continuous theater traditions in the world.