About this Holiday
A Citizens' Holiday (Kokumin no Kyūjitsu) is created automatically by Japan's Act on National Holidays when a weekday falls between two national holidays. The most famous example is Silver Week — when this occurs in September between Respect for the Aged Day and Autumnal Equinox Day — creating a five-day holiday. In 2026, September 22 falls between September 21 and September 23, creating Japan's third-ever Silver Week after 2009 and 2015.