Nagayama Passabout 694 m
Kushiro City and Teshikaga Town, Hokkaido ・ 永山峠（ながやまとうげ）
Around Nagayama Pass3D view built from GSI elevation data and recent aerial imagery. The orange line is Route 241. Use the buttons at top left to view from the north, east, south or west, or drag to rotate. On phones, move two fingers up or down to tilt, and pinch to zoom.
Loading the terrain
GSI Tiles (elevation tiles, seamless aerial photos), processed by this site. Road lines: © OpenStreetMap contributors.Data sources: Landsat8画像（GSI,TSIC,GEO Grid/AIST）, Landsat8画像（courtesy of the U.S. Geological Survey）, 海底地形（GEBCO）。
Check if the road is open
Closures and road conditions change by the hour. Check official road information before you set off. These sites are in Japanese; your browser's translation feature helps.
- Road closuresHokkaido Regional Development Bureau (in Japanese)
- Road camerasMLIT road information system (in Japanese)
Nagayama Pass is in a "preventive closure section": when exceptionally heavy snow or a blizzard is forecast, the national government closes the road in advance. The section is 24.9 km long (MLIT list, in Japanese).
Pass data
- Elevation
- about 694 m#8 of 31 by heightGSI elevation (10 m mesh) at the pass, where the road crosses the municipal boundary.
- Road
- National Route 241
- Location
- Kushiro City and Teshikaga Town, HokkaidoMunicipalities of the pass and within 300 m of it (GSI reverse geocoder).
- Preventive closure in heavy snow
- Yes (24.9 km section)
GSI Maps has no label for this pass, so it is placed where Route 241 crosses the boundary between Kushiro City and Teshikaga Town (found with the GSI reverse geocoder). Checked: 2026-11-03
This page is not a driving guide. In winter, weather and road surfaces on mountain passes change quickly. Check the latest road and weather information, and do not push on in bad conditions.
Weather at Nagayama Pass
Sunrise and sunset
Today's times (Japan time) calculated for the pass's latitude and longitude against a sea-level horizon. Surrounded by mountains, the pass gets sunlight later and loses it earlier than these times.
Japan Meteorological Agency pages
Nearby passes
Nearby roadside stations
Nearby mountains
Nearby lakes
Straight-line distances from the pass.