Quick answer
Natsume’s May 12, 2026 preorder announcement first confirmed that Echoes of Teradea would launch on September 24, 2026.
Evidence checked
- The date applies to all five announced platform families.
- The first official trailer reconfirmed it on June 18.
- The Natsume Store currently displays the same date.
What this does—and does not—confirm
Use the publisher announcement as the date source rather than a retailer countdown or an older undated reveal article.
This answer covers Harvest Moon: Echoes of Teradea only. It does not copy schedules, gifts, values, controls or mechanics from earlier Harvest Moon games.
Evidence source
Official publisher announcement: Natsume preorder announcement — May 12, 2026. Independently summarized and checked on 2026-07-26.