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Sea-crossing ban to Hokkaido

Type Event Region Japan Time 1665

In 1665 Matsumae domain issued a sea-crossing ban on the shogunate's orders, restricting unauthorized travel from Honshu to Ezo (Hokkaido) to consoli…

Timeline

  1. 1665Matsumae domain · MatsumaeMatsumae domain issued the sea-crossing ban (Ezo sea-crossing prohibition edict), forbidding Honshu commoners from privately crossing to Ezo in most cases, with violators to be punished; the edict aimed to protect Matsumae's exclusive rights over northern fisheries, marine trade, and dealings with the Ainu.
  2. 1665–1670Ezo · HokkaidoAfter the sea-crossing ban took effect, Matsumae domain tightened inspections of strait crossings and deepened its domination of the Ainu through its network of trading posts; travel northward by Honshu commoners and fishermen was more strictly restricted, and northern development slowed.

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