Regarding the introduction of curry to Japan, no exact data available. Various theories exist as to the true origin of Japanese curry, such as possibly Hokkaido or Yokohama city in Kanagawa prefecture. However, we will try to describe one perspective, the Yokohama theory here. American Commodore, Matthew Perry landed his ships in Kurihama, which is currently part of Yokosuka city, in 1853 and opened Japan to the world after centuries of isolation. He was one of the first Westerners that the Japanese people came in contact with. In 1858, the Japan-U.S. Treaty of Amity and Commerce was signed, opening five ports, Hakodate, Niigata, Yokohama, Kobe, and Nagasaki, and thus, trading began. Yokohama, …

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