Ski areas / Japan / Takamagahara Mammoth Ski Area

Takamagahara Mammoth Ski Area

Identity factsheet. Not a snow report, webcam, or piste list. No current conditions are inferred.

Pull / ingest date: 23 Jul 2026 (D1 snow-sports). First snapshot (ingest 23 Jul 2026). No previous snapshot is stored, so no count delta is shown. Source: Wikidata (CC0) and OpenStreetMap (ODbL). Observed counts from that ingest; percentages are calculated.

Identity

Name: Takamagahara Mammoth Ski Area
Country: Japan
Wikidata: Q60986690
Internal id: wikidata:Q60986690
Website (source): https://shigakogen.co.jp/highlight/takamahara

Imported area profile

Evidence found: One named OpenSkiMap importer row matched this factsheet's Wikidata id Q60986690.
Source coverage: 6,825 named rows from atlas-source-openskimap, imported 2026-08-08.
What this means: The source profile can add declared geography labels, mapped activity flags and numeric catalogue fields where present.
What this does not mean: The catalogue status and metrics are not live operating, snow, lift, piste or safety information. Missing values are unknown, not zero.

OpenSkiMap name: 志賀高原高天ヶ原マンモススキー場, Shiga Kogen Takamagahara Mammoth Ski Area, 高天ヶ原マンモススキー場
Source geography: Yamanouchi, Nagano Prefecture, Japan
Catalogue status: operating — not live operating status
Mapped activities: downhill
Vertical: 232 m
Elevation range: 1671–1903 m
Lift count: 3
Mapped distance: Downhill: 3 km; Nordic: not published

Record-level source links: 1 · 2 · 3 · 4.

OpenSkiMap.org; © OpenStreetMap contributors; record-level sources retained. OpenSkiMap download terms; OSM ODbL and source-specific attribution.

Geometry (discovery grade)

Field	Value	Source / vintage
Latitude	36.7300	Wikidata / OpenStreetMap centroid stored in D1 snow-sports (ingest 23 Jul 2026). Rounded to 4 decimal degrees (~11 m). Not survey-grade.
Longitude	138.5139	Wikidata / OpenStreetMap centroid stored in D1 snow-sports (ingest 23 Jul 2026). Rounded to 4 decimal degrees (~11 m). Not survey-grade.
Bounding box	36.7300, 138.5139 → 36.7300, 138.5139	D1 entity envelope if present; otherwise not published
Elevation (stated)	Not in this snapshot	activity_place_details.stated_ele_m · 23 Jul 2026

OpenStreetMap raster tile near Takamagahara Mammoth Ski Area — Static OpenStreetMap Mapnik tile z=12 x=3623 y=1598 (tile vintage is OSM’s current raster, not this D1 snapshot). Centroid used to choose the tile is the rounded D1 point 23 Jul 2026. The HTML geometry table is the non-map equivalent. © OpenStreetMap contributors.

Mapped activities (labels only)

skiing, snowboarding These tags describe how the source classified the place. They are not open/closed status.

Core facts: Wikidata (CC0) and © OpenStreetMap contributors (ODbL 1.0). Imported area profiles: OpenSkiMap/OSM. Swiss environment archive: WSL Institute for Snow and Avalanche Research SLF (CC BY 4.0). Dated evidence only — not current access, avalanche, snowpack, lift or piste status.