Nintendo of Europe has announced that Natsume's Harvest Moon: The Lost Valley will be released for Nintendo 3DS in the region on June 19, 2015. The game, which is being published in Europe by Bergsala Lightweight, was previously pencilled in for a Q1 2015 release.

Harvest Moon: The Lost Valley is the first Harvest Moon game created in-house by Natsume. Previous Harvest Moon releases were developed by Marvelous as part of the Bokujō Monogatari series in Japan, with the latest title in that series released in North America by XSEED Games as Story of Seasons.