https://en.wikipedia.org/wiki/Honshu
Honshu (本州, Honshū, pronounced [hoꜜɰ̃ɕɯː] (); lit. "main province"), historically called Hondo (本土, lit. "mainland"), is the largest and most populous island of Japan. It is located south of Hokkaidō across the Tsugaru Strait, north of Shikoku across the Inland Sea, and northeast of Kyūshū across the Kanmon Straits.The island separates the Sea of Japan, which lies to its ...