年countryregionlanguage1月 New Year's Day Coming of Age Day2月 Foundation Day Emperor's Birthday Emperor's Birthday (obs.)3月 Vernal Equinox Day4月 Shōwa Day5月 Constitution Memorial Day Greenery Day Children's Day Greenery Day6月7月 Marine Day8月 Mountain Day9月 Respect-for-Aged Day Autumnal Equinox Day10月 Health and Sports Day11月 Culture Day Labor Thanksgiving Day Labor Thanksgiving Day (obs.)12月