Time Difference Between Santo António and Tokyo
Tokyo is 1 hour ahead Santo António.
China
Santo António
Asia/Macau · UTC+8
Japan
Tokyo
Asia/Tokyo · UTC+9
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Santo António and Tokyo.
Santo António
9:00 AM
Tokyo
10:00 AM
Santo António
10:00 AM
Tokyo
11:00 AM
Santo António
11:00 AM
Tokyo
12:00 PM
Santo António
12:00 PM
Tokyo
1:00 PM
Santo António
1:00 PM
Tokyo
2:00 PM
Santo António
2:00 PM
Tokyo
3:00 PM
Santo António
3:00 PM
Tokyo
4:00 PM
Santo António
4:00 PM
Tokyo
5:00 PM
Santo António to Tokyo — 24-Hour Conversion
Each row shows the equivalent local time in Tokyo for an hour in Santo António. Working-hours rows (9–18) are highlighted.
| Santo António | Tokyo | Match |
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| Workday in Tokyo | ||
| Best for meetings | ||
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| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Santo António | ||
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| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Santo António and Tokyo?
Tokyo, Japan (UTC+9) is 1 hour ahead Santo António, China (UTC+8).
What is the best time to schedule a meeting between Santo António and Tokyo?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Santo António and Tokyo?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Santo António, what time is it in Tokyo?
Use the conversion table on this page — every hour in Santo António is mapped to its equivalent local time in Tokyo, including day shift markers when the date differs.