San Diego, 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 Diego | 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 Diego |
| 10:00 AM | 2:00 AM | Work in San Diego |
| 11:00 AM | 3:00 AM | Work in San Diego |
| 12:00 PM | 4:00 AM | Work in San Diego |
| 1:00 PM | 5:00 AM | Work in San Diego |
| 2:00 PM | 6:00 AM | Work in San Diego |
| 3:00 PM | 7:00 AM | Work in San Diego |
| 4:00 PM | 8:00 AM | Work in San Diego |
| 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
About the Time Difference Between San Diego and Tokyo
The time difference between San Diego, United States and Tokyo, Japan is 16 hours ahead.San Diego 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 Diego, what time is it in Tokyo?
When it's 12:00 PM (noon) in San Diego, it's 4:00 AM in Tokyo.