Time Difference Between Constanţa and Tokyo
Tokyo is 6 hours ahead Constanţa.
Romania
Constanţa
Europe/Bucharest · UTC+3
Japan
Tokyo
Asia/Tokyo · UTC+9
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Constanţa and Tokyo.
Constanţa
9:00 AM
Tokyo
3:00 PM
Constanţa
10:00 AM
Tokyo
4:00 PM
Constanţa
11:00 AM
Tokyo
5:00 PM
Constanţa to Tokyo — 24-Hour Conversion
Each row shows the equivalent local time in Tokyo for an hour in Constanţa. Working-hours rows (9–18) are highlighted.
| Constanţa | Tokyo | Match |
|---|---|---|
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Constanţa | ||
| Workday in Constanţa | ||
| Workday in Constanţa | ||
| Workday in Constanţa | ||
| Workday in Constanţa | ||
| Workday in Constanţa | ||
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Constanţa and Tokyo?
Tokyo, Japan (UTC+9) is 6 hours ahead Constanţa, Romania (UTC+3).
What is the best time to schedule a meeting between Constanţa 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 Constanţa 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 Constanţa, what time is it in Tokyo?
Use the conversion table on this page — every hour in Constanţa is mapped to its equivalent local time in Tokyo, including day shift markers when the date differs.