Time zone in Tokyo
Tokyo is on Japan Standard Time (JST, UTC+9) all year, with no daylight saving time. Its identifier in the international time zone database is Asia/Tokyo: it is what your phone and computer use to show the right time there.
Japan has not used daylight saving time since 1951, and the whole country, from Hokkaido to Okinawa, shares the same time.
By the sun, noon in Tokyo falls at about 11:41 AM (on average over the year). The city lies at 139.65° east, and every degree of longitude shifts the sun by 4 minutes. Clock time is close to sun time here. See the sunrise and sunset times in Tokyo.
Time difference with major cities
When it is 12:00 PM (noon) in Tokyo, it is:
| City | January | July |
|---|---|---|
| New York | 10:00 PM, day before | 11:00 PM, day before |
| Los Angeles | 7:00 PM, day before | 8:00 PM, day before |
| London | 3:00 AM | 4:00 AM |
| Paris | 4:00 AM | 5:00 AM |
| Sydney | 2:00 PM | 1:00 PM |
| Chicago | 9:00 PM, day before | 10:00 PM, day before |
The gap with New York, Los Angeles, London, Paris, Sydney and Chicago changes by one hour during the year: these cities use daylight saving time, Tokyo does not.
Best time to call Tokyo from New York
To reach someone at work in Tokyo from New York: in January, the best window is from 7:00 PM to 10:00 PM in New York, which is 9:00 AM to 12:00 PM the next day in Tokyo. In July, the best window is from 8:00 PM to 10:00 PM in New York, which is 9:00 AM to 11:00 AM the next day in Tokyo.
Detailed time differences: Paris and Tokyo, New York and Tokyo. For any other city, use the time zone converter.