Japanese Bank Holidays 2024. Public holidays in japan (国民の祝日, kokumin no shukujitsu) were first established by the public holiday law (国民の祝日に関する法律, kokumin no shukujitsu ni kansuru hōritsu, lit.an act on public holidays; December 31 to january 3;
These dates may be modified as official changes are announced, so please check back regularly for updates. Japan observes 16 national holidays throughout the year.