Both the men's and women's events were played in a round robin format which qualified four teams for the playoffs.

[2] The format was to follow the same three round selection process as the 2017 Olympic Trials as the winners were to represent Korea at the 2021 Asian Winter Games before the event got cancelled.

However, due to the Korean Curling Federation being disciplined for fraudulent recruitment and improper use of funds, the championship was postponed once again.

[4] Following a board meeting, the event was finally decided for November 19 to 24, however, with no crowds due to the pandemic.

The event was held in a single round robin with a page playoff to determine the winner.