Quick answer
Yes. Natsume describes maze-like caves filled with ore and gems within Teradea’s open world.
Confirmed evidence
- Caves are part of the diverse regions
- mining materials are explicit
- expanded movement and companions support exploration.
- Primary source: Natsume preorder announcement, dated 2026-05-12.
How to use this answer
Create resource tables only after each cave and drop can be verified.
Check the dated first-party source.
Separate the confirmed fact from platform, retailer, or story assumptions.
Recheck the live listing before acting on changing data.
What this does not confirm
The source does not name cave entrances, floors, ore tables, or respawn rules.
Source and review date
Natsume preorder announcement · 2026-05-12. Editorial review: 2026-07-31.