Boston ↔ Tokyo time converter
Tokyo is 13 hours ahead of Boston.
Type a time in either city — 4pm, 4:30 PM and 16:00 all work — or pick one from the ▾ menu, and the other city updates instantly. The clocks load showing the current time in Boston, United States and Tokyo, Japan.
Boston
United States
America/New_York
Tokyo
Japan
Asia/Tokyo
Business-hours overlap
Working day (9:00–17:00) in each city, drawn on Boston's clock.
Boston 9–17
Tokyo 9–17
Overlap
Zone details
- Boston
- America/New_York
- Tokyo
- Asia/Tokyo
- Offset
- —
- DST
- Boston observes daylight saving time while Tokyo does not, so the gap between the two cities changes twice a year.
For example, 4:00 PM in Boston is 5:00 AM the next day in Tokyo, while 4:00 PM in Tokyo is 3:00 AM in Boston.