Takamatsu City is a port city located on the Seto Inland Sea in central Kagawa Prefecture on the island of Shikoku. It was the capital of the Matsudaira clan during the Edo Period and flourished as a castle town and the port closest to Honshuu on Shikoku. The city was heavily bombed by Allied Forces during World War II because it was thought to contain industry vital to the war effort.