The Decade (stylized as The DECADE) is the fourth Korean-language studio album by South Korean band Day6. It was released by JYP Entertainment on September 5, 2025. The singles, "Dream Bus" and "Inside Out" were released the same day.
On August 4, 2025, it was reported that Day6 would be celebrating their 10th anniversary with a new studio album and a concert. The group also unveiled the name of their fourth Korean studio album, "The Decade", during the announcement.
All tracks are arranged by Hong Ji-sang.