Yamanouchi, Nagano Prefecture, Japan

志賀高原 西館山スキー場, Shiga Kogen Nishidateyama Ski Area

Ski area

• 5 km of mapped runs
• 3 mapped lifts
• Elevation 1380–1739 m (359 m vertical)
• Activities: downhill

Approximate resort centre, not a trail boundary. Confirm current conditions and access with the operator. An official trail-map link has not been verified for this listing.

Source: OpenSkiMap / OpenStreetMap contributors (ODbL), October 2026 — mapped figures; confirm with operator.