Constitution Day (substitute day)
Wednesday, May 6, 2026
Weekday
Wednesday
Week
19
Day of year
126
Country
🇯🇵 JP
JPY
About this holiday
Constitution Day marks the adoption or promulgation of a country's constitution — the legal foundation of the state. It is usually observed with official ceremonies, civic education events and national symbols; the date and significance vary by country.
Constitution Day (substitute day) · 2025–2030
Other holidays in Japan 2026
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Thursday·Public holiday
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Friday·Bank holiday
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Monday·Public holiday
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Wednesday·Public holiday
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Emperor's Birthday
Monday·Public holiday
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Spring Equinox Day
Friday·Public holiday
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Showa Day
Wednesday·Public holiday
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Constitution Day
Sunday·Public holiday
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Monday·Public holiday
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Tuesday·Public holiday
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Marine Day
Monday·Public holiday
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Mountain Day
Tuesday·Public holiday
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Respect-for-the-Aged Day
Monday·Public holiday
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Tuesday·Public holiday
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Autumnal Equinox Day
Wednesday·Public holiday
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Monday·Public holiday
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Tuesday·Public holiday
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Holiday data is sourced from open data and may not reflect last-minute regulatory changes. Verify with official sources before legal or financial decisions.