This document provides an overview of Japan's geography. It describes Japan as an island country located off the eastern coast of Asia in the Pacific Ocean. The country has over 6,800 islands, with the four main islands being Hokkaido, Honshu, Shikoku, and Kyushu. Japan has a very mountainous landscape, with over 75% of the land being unsuitable for agriculture or housing due to steep slopes. It also sits along the Pacific Ring of Fire and is prone to earthquakes and volcanic eruptions. The climate varies from northern to southern regions but is generally temperate with distinct seasonal changes.