Japan Narrow Gauge Under Construction — Active Builds and Heritage Line Restorations

Japan narrow gauge lines under construction or being extended. Active build and restoration projects across the narrow gauge rail network.

Japan narrow gauge lines currently under active construction: extensions to existing heritage and tourist railways, new mountain or scenic lines and industrial narrow gauge projects. Shows where the narrow gauge rail network is actively growing.

Japan currently has 390 railway segments under construction including 362 railway, 11 tram, 4 metro and 13 light rail.

  • Japan — Narrow Gauge Map
  • Japan — Narrow Gauge Under Construction
  • Japan — Proposed Narrow Gauge Lines
  • Japan — Narrow Gauge Stations Map
  • Japan — Narrow Gauge Speed Map
Under Construction
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Last update: 2026-07-24

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🇯🇵Japan
Motorways
🚞Narrow Gauge
Under Construction
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