President Moon Jae-in has sent his well wishes to all Koreans for the holiday.
In a video message to the nation, he said he hopes for a fairer society for everyone.
"An economy that's vibrant will make for a just society where there is mutual trust and in which people join hands for a peaceful Korean Peninsula."
Moon also said the nation is moving in a direction that will lead to mutual prosperity for all.
He expressed sympathy to those affected by Typhoon Lingling, while thanking the first responders who work even during the holiday to keep the nation safe.