《君が代》 is the national anthem of Japan. The lyrics are derived from a Waka poem, which expresses wishes for the longevity and prosperity of the emperor. The anthem is known for its simple melody and is often performed at official events and ceremonies. The music of 《君が代》 is believed to have been composed in the late 19th century, although the melody itself is much older. The anthem is typically played during national celebrations and sporting events, symbolizing national pride and unity among the people of Japan.