San Francisco, United States
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America/Los_AngelesGMT-07:00
Tokyo, Japan
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Asia/TokyoGMT+09:00
16h
Time Difference
0h
Business Hours Overlap
Limited
Good Call Window
Hour-by-Hour Time Conversion
| San Francisco | Tokyo | Status |
|---|---|---|
| 12:00 AM | 4:00 PM | Work in Tokyo |
| 1:00 AM | 5:00 PM | |
| 2:00 AM | 6:00 PM | |
| 3:00 AM | 7:00 PM | |
| 4:00 AM | 8:00 PM | |
| 5:00 AM | 9:00 PM | |
| 6:00 AM | 10:00 PM | |
| 7:00 AM | 11:00 PM | |
| 8:00 AM | 12:00 AM | |
| 9:00 AM | 1:00 AM | Work in San Francisco |
| 10:00 AM | 2:00 AM | Work in San Francisco |
| 11:00 AM | 3:00 AM | Work in San Francisco |
| 12:00 PM | 4:00 AM | Work in San Francisco |
| 1:00 PM | 5:00 AM | Work in San Francisco |
| 2:00 PM | 6:00 AM | Work in San Francisco |
| 3:00 PM | 7:00 AM | Work in San Francisco |
| 4:00 PM | 8:00 AM | Work in San Francisco |
| 5:00 PM | 9:00 AM | Work in Tokyo |
| 6:00 PM | 10:00 AM | Work in Tokyo |
| 7:00 PM | 11:00 AM | Work in Tokyo |
| 8:00 PM | 12:00 PM | Work in Tokyo |
| 9:00 PM | 1:00 PM | Work in Tokyo |
| 10:00 PM | 2:00 PM | Work in Tokyo |
| 11:00 PM | 3:00 PM | Work in Tokyo |
More Time Comparisons
San Francisco to Shanghai
15 hours ahead
San Francisco to Dhaka
13 hours ahead
San Francisco to Beijing
15 hours ahead
San Francisco to Delhi
12.5 hours ahead
San Francisco to Istanbul
10 hours ahead
San Francisco to Lagos
8 hours ahead
San Francisco to Moscow
10 hours ahead
San Francisco to Mumbai
12.5 hours ahead
About the Time Difference Between San Francisco and Tokyo
The time difference between San Francisco, United States and Tokyo, Japan is 16 hours ahead.San Francisco operates on the America/Los_Angeles timezone (GMT-07:00), while Tokyo uses Asia/Tokyo (GMT+09:00).
Scheduling Tips
- Business hours overlap: There are 0 hours when both cities are within typical work hours (9 AM - 5 PM).
- Best call times: Schedule calls during the green-highlighted hours in the conversion table above for optimal timing.
- Daylight Saving Time: Remember that the time difference may change during DST transitions. Always verify current times before important meetings.
Frequently Asked Questions
When it's noon in San Francisco, what time is it in Tokyo?
When it's 12:00 PM (noon) in San Francisco, it's 4:00 AM in Tokyo.