Assistant: Hello! I handle your requests in natural language, such as:
“Analyze the period from November 1, 2025, to April 25, 2028.”
or
“Add 100 business days to February 25, 2026.”
or
“Next Thursday at 2:12 PM + 124 working hours”
Assistant:
I understand all languages.
How many working days in year 1965?
Here is the detail of the calculation:
Because 1965 is not a leap year, it has 365 days.
Let's remove 52 saturdays and 52 sundays. It remains 261 days.
Now, let's remove 14 public holidays that do not fall during a weekend and we obtain 247 working days in 1965.
Here is the list of these 14 public holidays:
1. New Year's Day : Friday, 1 January, 1965
2. Coming of Age Day : Monday, 11 January, 1965
3. Foundation Day : Thursday, 11 February, 1965
4. Shōwa Day : Thursday, 29 April, 1965
5. Constitution Memorial Day : Monday, 3 May, 1965
6. Greenery Day : Tuesday, 4 May, 1965
7. Children's Day : Wednesday, 5 May, 1965
8. Marine Day : Monday, 19 July, 1965
9. Respect-for-Aged Day : Monday, 20 September, 1965
10. Autumnal Equinox Day : Thursday, 23 September, 1965
11. Health and Sports Day : Monday, 11 October, 1965
12. Culture Day : Wednesday, 3 November, 1965
13. Labor Thanksgiving Day : Tuesday, 23 November, 1965
14. Emperor's Birthday : Thursday, 23 December, 1965
And here is the public holiday falling on a weekend:
1. Vernal Equinox Day : Saturday, 20 March, 1965
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