The port of Yokohama was officially opened on July 4, 1859, and the Yamashita settlement, which had Yamashitacho town (Yokohama city) at its center, was completed in four years.
横浜港は、1859年7月4日正式開港し、まず山下町(横浜市)を中心とする山下居留地が4年で完成した。