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🏭 Tomioka Silk Mill and Related Sites

Industrial Heritage Japan Asia

🏭 Tomioka Silk Mill and Related Sites
UNESCO World Heritage components of Japan's modernized silk industry


🕐 3 min read · Updated 1 Apr 2026 at 16:26

UNESCOUNESCO World Heritage Site

πŸ“‹ Fast Facts
  • Four-component UNESCO World Heritage Site inscribed in 2014
  • Located in Gunma Prefecture, Japan; Tomioka Mill established 1872
  • First modern, mechanized silk reeling factory in Japan
  • Demonstrates transfer of Western industrial technology to non-Western context

Tomioka Silk Mill and Related Sites represent a pivotal moment in Japan's rapid industrialization during the Meiji period (1868–1912). The four-component site, located in Gunma Prefecture, traces the complete silk production chain from silkworm cultivation to mechanized reeling. Established with state backing as part of Japan's modernization strategy, the mill and its associated facilities became central to transforming Japan into the world's leading raw silk exporter by the early 20th century ...

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