HomeWikiMarine Day Holiday overview Marine Day Marine Day is observed in Japan. Ownership: Country-specific holidayCountry: Japan Categories: National Public Holidays Tags: National Memorial Usually a public holiday Date rule: The date changes according to an annual calendar rule Date type: Computed Where and when this holiday appears 202520262027DateWeekdayCountriesJuly 21, 2025MondayJapanDateWeekdayCountriesJuly 20, 2026MondayJapanDateWeekdayCountriesJuly 19, 2027MondayJapan
