If your server finishes eating the cake successfully the next day after the server save bonus will be activated.
On my server yesterday the cake was eaten, after logging in today there was a message :
The cake island has been conquered this year! Regeneration and experience gain are increased for 7 days for premium members.
Question Revival II contest - winners! - YakiHon check pleaseFebruary 08, 2021
Third Anniversary InfographicDecember 28, 2020
Looking for a community managerJune 09, 2019