Quick answer
No. The announcements identify supported platforms but do not state that one purchase unlocks another platform version.
Confirmed evidence
- Nintendo, PlayStation, Xbox, and Steam are separate ecosystems
- physical selectors are separate products
- no cross-buy language appears.
- Primary source: Natsume title announcement, dated 2026-03-11.
How to use this answer
Assume each selected version is a separate purchase unless an official listing says otherwise.
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
Cross-buy, upgrade, and save-transfer policies require explicit storefront terms.
Source and review date
Natsume title announcement · 2026-03-11. Editorial review: 2026-07-31.