an international holiday called children's day celebrated on May 5
in pre-modern Japan, a holiday on April 5th of the lunar calendar, called 'seimeisetsu'
under the old constitution of Japan, a national holiday to celebrate the birthday of the Meiji Emperor, called 'Meiji-setsu'
a gala day
a religious holiday that falls on different dates in different years
in contemporary Japan, a certain week with many holidays, called Golden Week
a holiday called {Human Rights Day}