What surrounds South Korea?

South Korea is surrounded by water on three sides, bordered by the Yellow Sea to the west, the Korea Strait to the south, and the Sea of Japan (East Sea) to the east. To the north, it shares a land border with North Korea, which is heavily fortified by the Korean Demilitarized Zone (DMZ). The country is located on the Korean Peninsula, with its capital, Seoul, situated near the northwest region.