Time Zone Information
Isumi, Japan
Current Time
00:27:30
Tuesday, November 3, 2026 local time in Isumi
Isumi, Japan uses the Asia/Tokyo time zone, currently UTC+9.
This zone does not observe daylight saving time, so the offset stays UTC+9 all year round. That makes scheduling predictable, but it also means the gap to DST-observing cities shifts twice a year.
Time zone names come from the IANA tz database, the same source operating systems use, so the offset shown matches what your calendar will apply to a meeting in Isumi.
Time Zone
| City | Isumi |
|---|---|
| Country | Japan |
| Time Zone (IANA) | Asia/Tokyo |
| UTC Offset | UTC+9 |
| Coordinates | 35.2300500, 140.4049200 |
| Population | 35,544 |
Daylight Saving Time (DST)
No DST Isumi does not observe daylight saving time. The UTC offset stays UTC+9 all year round.
Related Cities in Asia/Tokyo
Frequently Asked Questions
Isumi, Japan is in the Asia/Tokyo time zone. The UTC offset is UTC+9.
The current UTC offset for Isumi is UTC+9. Note that this may change during daylight saving time.
No, Isumi does not observe daylight saving time. The UTC offset stays the same all year.