Bilateral Time Zone Comparison
San Francisco to Tokyo Time Difference
Tokyo is exactly 16 hours ahead of San Francisco. Compare live atomic clocks, calculate overlapping working hours, and schedule meetings seamlessly.
Quick Answer: Tokyo is exactly 16 hours ahead of San Francisco. When it is 12:00 PM (Noon) in San Francisco, it is 4:00 AM in Tokyo. Outside standard daytime business hours.
Reference City
UTC -7San Francisco
Saturday, October 10, 2026
9:21:47
America/Los_AngelesTarget City
UTC +9Tokyo
Sunday, October 11, 2026
1:21:47
Asia/TokyoExact Difference Summary
Tokyo is 16 hours behind of San Francisco
When it is 12:00 PM (Noon) in San Francisco, it is 16 hours behind in Tokyo.
24-Hour Time Conversion & Business Overlap
Highlighted green rows represent mutual office hours (9:00 AM – 6:00 PM).
Shared Business Hours
San:00:00
Tok:16:00
San:01:00
Tok:17:00
San:02:00
Tok:18:00
San:03:00
Tok:19:00
San:04:00
Tok:20:00
San:05:00
Tok:21:00
San:06:00
Tok:22:00
San:07:00
Tok:23:00
San:08:00
Tok:00:00
San:09:00
Tok:01:00
San:10:00
Tok:02:00
San:11:00
Tok:03:00
San:12:00
Tok:04:00
San:13:00
Tok:05:00
San:14:00
Tok:06:00
San:15:00
Tok:07:00
San:16:00
Tok:08:00
San:17:00
Tok:09:00
San:18:00
Tok:10:00
San:19:00
Tok:11:00
San:20:00
Tok:12:00
San:21:00
Tok:13:00
San:22:00
Tok:14:00
San:23:00
Tok:15:00
Hourly Comparison Table
San Francisco to Tokyo Hourly Time Chart
Hour-by-hour cross-reference table for planning transatlantic calls, remote handoffs, and meetings between San Francisco (United States) and Tokyo (Japan).
| San Francisco Local Time | Tokyo Local Time |
|---|---|
| 8:00 AM (San Francisco) | 12:00 AM (Tokyo) |
| 9:00 AM (San Francisco) | 1:00 AM (Tokyo) |
| 10:00 AM (San Francisco) | 2:00 AM (Tokyo) |
| 11:00 AM (San Francisco) | 3:00 AM (Tokyo) |
| 12:00 PM (San Francisco) | 4:00 AM (Tokyo) |
| 1:00 PM (San Francisco) | 5:00 AM (Tokyo) |
| 2:00 PM (San Francisco) | 6:00 AM (Tokyo) |
| 3:00 PM (San Francisco) | 7:00 AM (Tokyo) |
| 4:00 PM (San Francisco) | 8:00 AM (Tokyo) |
| 5:00 PM (San Francisco) | 9:00 AM (Tokyo) |
| 6:00 PM (San Francisco) | 10:00 AM (Tokyo) |
| 7:00 PM (San Francisco) | 11:00 AM (Tokyo) |
| 8:00 PM (San Francisco) | 12:00 PM (Tokyo) |
Reverse Direction
Tokyo to San Francisco Time Difference
View San Francisco from the perspective of Tokyo with reciprocal business overlap.
View Reciprocal Clocks
Reference City Profile
Current Time in San Francisco, United States
Live atomic clock, daylight saving schedule, sunrise and sunset in San Francisco.
Explore San Francisco Clocks
Target City Profile
Current Time in Tokyo, Japan
Live atomic clock, daylight saving schedule, sunrise and sunset in Tokyo.
Explore Tokyo Clocks
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Tokyo is exactly 16 hours ahead of San Francisco.
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