As the northPacific became more crowded, some of the Japanese sea-drifters were bound tohelp unlock the double-bolted land even before Commodore Matthew Perry steamedinto Edo Bayin 1853 demanding recognition for the United States.

• 当北太平洋上越来越繁忙，一些日本漂流者也想要打开国门，时间上甚至在那个1853年冲入江户湾，以武力要求日美通商的马修·佩里将军之前。