The local time in Boston, United States and Tokyo, Japan. Pick a time in Boston to see the matching time in Tokyo, or add more cities.
Tokyo is 14 hours ahead of Boston. The gap changes during the year because of daylight saving time: it ranges from 13 hours to 14 hours.
Their 9:00 to 18:00 working days don't overlap. The easiest fit is usually early morning in Boston and evening in Tokyo: 08:00 in Boston is 22:00 in Tokyo.
Boston is currently on UTC−5. The live clock at the top of this page shows the current time there.
Tokyo is currently on UTC+9. The live clock at the top of this page shows the current time there.
Yes. Boston moves from UTC−5 to UTC−4 for daylight saving time. In 2026 clocks go forward on 8 March and back on 1 November.
No. Japan stays on UTC+9 all year, so its clocks never change.