The Sea of Japan is a body of water located between the eastern coast of the Asian continent and the islands of Japan. It is bordered by countries such as South Korea, North Korea, and Russia. The sea connects to the Pacific Ocean through the Tsushima Strait and the Soya Strait. This sea is known for its rich marine biodiversity and is an important fishing ground. It has several islands, including Sado Island and Okinoshima, and features various coastal cities like Fukuoka and Busan. The Sea of Japan plays a significant role in the regional economy and culture.