The event is called "Let's go to that island again!" and it commences on Friday. Koholint island-related Spirits will appear, including Link, the Wind Fish and Link's owl companion. The event is due to run for 5 days.
Just in time for the one year anniversary...
Update: Apparently not!
Teamwork makes the dream work
"It’s the same as you’ll find on other platforms, how it looks and feels"
The cheeky sausage