Nagano Prefecture Railways Under Construction — Active Rail Build Projects and Line Extensions

Nagano Prefecture railways currently under construction. New rail routes, line extensions and infrastructure upgrades — active build projects across the network.

Nagano Prefecture railway lines currently under active construction: new routes, extensions to existing lines and major rail infrastructure upgrades. Includes new high-speed corridors, electrification projects, double-tracking schemes and regional line extensions. Data tagged by OpenStreetMap contributors on the ground, reflecting what is physically being built on the railway network.

Nagano Prefecture currently has 16 railway segments under construction including 16 railway.

  • Nagano Prefecture — Railway Map
  • Nagano Prefecture — Railway Speed Map
  • Nagano Prefecture — Historical Railways
  • Nagano Prefecture — Railway Electrification Map
  • Nagano Prefecture — High-Speed Rail Map
  • Nagano Prefecture — Track Gauge Map
  • Nagano Prefecture — Train Stations Map
  • Nagano Prefecture — Railway Usage Map
  • Nagano Prefecture — Railways Under Construction
  • Nagano Prefecture — Proposed Railways
  • Nagano Prefecture — Level Crossings Map
Railway under construction
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Last update: 2026-06-15

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🇯🇵Nagano Prefecture
Motorways
🚂Railway
Under Construction
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🇯🇵Nagano Prefecture – Railways Under Construction Map

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