Time difference between Japan and Vietnam: 2 hours
Japan
UTC+9
--:--:--
Vietnam
UTC+7
--:--:--
Japan is 2 hours ahead of Vietnam
Best time for a call or meeting
Japan 11:00–18:00 = Vietnam 09:00–16:00
Both cities are within business hours (9:00–18:00).
Convert a specific time
→ Vietnam
Hour-by-hour conversion
| Japan | Vietnam |
|---|---|
| 00:00 | 22:00 |
| 01:00 | 23:00 |
| 02:00 | 00:00 |
| 03:00 | 01:00 |
| 04:00 | 02:00 |
| 05:00 | 03:00 |
| 06:00 | 04:00 |
| 07:00 | 05:00 |
| 08:00 | 06:00 |
| 09:00 | 07:00 |
| 10:00 | 08:00 |
| 11:00 | 09:00 |
| 12:00 | 10:00 |
| 13:00 | 11:00 |
| 14:00 | 12:00 |
| 15:00 | 13:00 |
| 16:00 | 14:00 |
| 17:00 | 15:00 |
| 18:00 | 16:00 |
| 19:00 | 17:00 |
| 20:00 | 18:00 |
| 21:00 | 19:00 |
| 22:00 | 20:00 |
| 23:00 | 21:00 |
Business hours 9–18 Waking hours 7–22 Night / early morning
Daylight saving time can change the difference by season. Shown values reflect the current offset.
Frequently asked questions
How many hours is the time difference between Japan and Vietnam?
Japan is 2 hours ahead of Vietnam. When it is 12:00 noon in Japan, it is 10:00 in Vietnam.
Does daylight saving time affect the difference?
No. Neither place observes daylight saving time, so the difference stays the same all year.
What is the best time for a call or meeting?
Japan 11:00–18:00 = Vietnam 09:00–16:00. Both cities are within business hours (9:00–18:00).
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