For 10 points, name this island country that is home to the deities Izanagi and Amaterasu.
In this country, a sacred mirror is housed inside a temple that is rebuilt every twenty years. One deity from this country was offended by her brother's noise and hid in a cave, but was lured out by a sensuous dance. A god in this country's myth system gave birth to a storm god from his nose, a moon god from his right eye, and a sun goddess from his left eye after failing to retrieve his sister-wife from Yomi, the underworld. Deities in this country's myth system are called kami. For 10 points, name this island country that is home to the deities Izanagi and Amaterasu.
In this country, a sacred mirror is housed inside a temple that is rebuilt every twenty years.
Japan [or Nihon-koku; or Nippon-koku]