The crater area is under Level 2 Eruption Warning with a 1km restricted zone around Nakadake crater—visitors cannot enter this area. However, the crater-view shuttle bus and park road are operating during daytime hours (currently 8:30 AM–6:00 PM through October 31), allowing access to the mountain plaza and surrounding areas outside the restricted radius.
- Restricted radius: 1,000 m
- Crater shuttle bus: Operating
- Areas affected: Nakadake first crater, Mountain plaza (Sanjou hiroba) and surrounding area
Traffic/Parking (schedule estimate, not live sensor data): No particular reason to expect crowding right now -- a weekday outside peak season and peak hours.
Official Aso regulation status ↗
· updated 5 hours ago