San Francisco ↔ Sapporo
Best Time to Call
Excellent overlap! The best window to call is between 16:00 and 17:00 (San Francisco time).
Sync San Francisco and Sapporo easily. San Francisco is 17 hours behind Sapporo. Excellent overlap! The best window to call is between 16:00 and 17:00 (San Francisco time).
Upcoming Time Change
- New York City clocks forward 1h in 11 days Mar 09
💡 Review recurring meetings scheduled during these dates to avoid sync issues.
Meeting Optimizer
Sync Score
3.3/10
-12h Current Time +12h
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Tokyo
15:44 GMT+9
Working
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New York City
01:44 EST
Sleeping
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London
06:44 GMT
Sleeping
Synchronization Context
Operating on opposite sides of the clock, these cities have virtually no overlapping business hours. Expect a 24-hour turnaround for most communications.
San Francisco Business Pulse
- Culture Innovation-focused and casual. Values disruption, speed, and technical excellence.
- Lunch Break 12:30 PM - 1:30 PM.
- Pro Tip Best reached between 10:00 AM and 4:00 PM. Expect a casual, tech-first vibe—informal language and dress are the norm. However, technical competence and speed are non-negotiable. Many in the Bay Area work non-traditional hours, but standard business times remain the safest bet.
Sapporo Business Pulse
- Culture Hardworking and resilient. Influenced by its cold climate and seasonal industries.
- Lunch Break 12:00 PM - 1:00 PM.
- Pro Tip Reach out between 9:30 AM and 11:30 AM. Business culture is professional and steady. In winter, be mindful that travel and some local operations may be affected by snow. Punctuality and standard Japanese professional protocols are highly respected here.
Quick Comparison
| Feature | San Francisco | Sapporo |
|---|---|---|
| Timezone | America/Los_Angeles | Asia/Tokyo |
| Country | USA | Japan |
| Coordinates | 37.77, -122.42 | 43.06, 141.35 |
| Population | 3,318,000 | 1,952,000 |