April 1980
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MON
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TUE
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WED
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THU
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FRI
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SAT
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29 Showa Day
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3 Constitution Day
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May 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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29 Showa Day
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3 Constitution Day
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4 Greenery Day
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5 Children's Day
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June 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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July 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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21 Marine Day
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August 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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September 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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15 Respect-for-the-Aged Day
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23 Chinese Mid-Autumn Festival Autumnal Equinox Day
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October 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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13 Health-Sports Day
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November 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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3 Culture Day
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23 Labor Thanksgiving Day
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December 1980
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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23 The Emperor's Birthday
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29 New Year's Day
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30 New Year's Day
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31 New Year's Day
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1 New Year's Day
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2 New Year's Day
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3 New Year's Day
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January 1981
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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29 New Year's Day
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30 New Year's Day
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31 New Year's Day
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1 New Year's Day
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2 New Year's Day
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3 New Year's Day
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12 Coming-of-Age Day
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February 1981
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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11 National Foundation Day
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March 1981
SUN
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MON
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TUE
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WED
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THU
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FRI
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SAT
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21 Vernal Equinox Day
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