Full list of all 12 Lovely Planet achievements worth 1,000 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox One.
Unlocked All Stars (Mountain)
Found All Hidden Secrets
Drank the Sake (Swamp)
Visited the Shrine of Lovely Planet
Found the Graves (Village)
Found the Hungry Samurai (Village)
Found the Dagger with the Pearl Inlay (Forest)
Collected All Gun Colors
Unlocked All Stars (Swamp)
Unlocked All Stars (Forest)
Unlocked All Stars (Village)
Unlocked All Stars (City)