COVID-19: Current Japanese Border Measures
Quarantine measures
If you enter Japan after midnight Japan time on April 29th 2023, a valid vaccination certificate or pre-departure test is not required.
The testing on arrival is required for those who show symptoms, which is the normal measure applied to all travelers and returnees.
For more detailed information, please visit the page of the Ministry of Foreign Affairs of Japan.
Information about visa and travel documents is here.