Here is the full list of all 17 Minute of Islands achievements.
Leave the Achipelago.
Complete Chapter 4.
Gather all memories on the island of Ardi.
Complete Chapter 3.
Find all hidden underground chambers.
Fetch all notes from Miri’s Song.
Keep your promise.
Gather all memories on the island of Memorfesti.
Complete Chapter 2.
Gather all memories on the island of Leuhsa.
Gather all memories on the island of Heima.
Guide Fridolin back to the house.
Complete Chapter 1.
Gather all memories on the island of Bewwa.
Start your journey.
Leave the stolen key with its owner.
Obtain all Minute of Islands achievements.