yearcountryregionlanguagejanuary New Year's Day January 2 January 3 Coming of Age Dayfebruary Foundation Day Emperor's Birthday Emperor's Birthday (obs.)march Vernal Equinox Dayapril Shōwa Daymay Constitution Memorial Day Greenery Day Children's Day Greenery Dayjunejuly Marine Dayaugust Mountain Dayseptember Respect-for-Aged Day Autumnal Equinox Dayoctober Health and Sports Daynovember Culture Day Labor Thanksgiving Day Labor Thanksgiving Day (obs.)december New Year's Eve