yearcountryregionlanguageJanuary New Year's Day New Year's Day (obs.) January 2 (obs.) Coming of Age DayFebruary Foundation DayMarch Vernal Equinox DayApril Shōwa DayMay Constitution Memorial Day Greenery Day Children's DayJuneJuly Marine DayAugust Mountain DaySeptember Respect-for-Aged Day Autumnal Equinox DayOctober Health and Sports DayNovember Culture Day Labor Thanksgiving DayDecember Emperor's Birthday New Year's Eve