Osaka Time to UTC Converter
UTC is 9 hours behind JST. 9:00 AM JST = 12:00 AM UTC.
UTC is 9 hours behind JST. To convert Osaka Time to UTC, subtract 9 hours from the Osaka Time time: 9:00 AM JST = 12:00 AM UTC.
Osaka Time (Osaka time) is used in Osaka, Japan. UTC (UTC) is used in The world's time standard; used in aviation, computing and science.
Osaka Time to UTC time conversion table
Osaka Time to UTC on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Osaka Time | UTC | Day |
|---|---|---|
| 12:00 AM JST | 3:00 PM UTC | previous day |
| 1:00 AM JST | 4:00 PM UTC | previous day |
| 2:00 AM JST | 5:00 PM UTC | previous day |
| 3:00 AM JST | 6:00 PM UTC | previous day |
| 4:00 AM JST | 7:00 PM UTC | previous day |
| 5:00 AM JST | 8:00 PM UTC | previous day |
| 6:00 AM JST | 9:00 PM UTC | previous day |
| 7:00 AM JST | 10:00 PM UTC | previous day |
| 8:00 AM JST | 11:00 PM UTC | previous day |
| 9:00 AM JST | 12:00 AM UTC | night |
| 10:00 AM JST | 1:00 AM UTC | night |
| 11:00 AM JST | 2:00 AM UTC | night |
| 12:00 PM JST | 3:00 AM UTC | night |
| 1:00 PM JST | 4:00 AM UTC | night |
| 2:00 PM JST | 5:00 AM UTC | night |
| 3:00 PM JST | 6:00 AM UTC | — |
| 4:00 PM JST | 7:00 AM UTC | — |
| 5:00 PM JST | 8:00 AM UTC | — |
| 6:00 PM JST | 9:00 AM UTC | — |
| 7:00 PM JST | 10:00 AM UTC | — |
| 8:00 PM JST | 11:00 AM UTC | — |
| 9:00 PM JST | 12:00 PM UTC | — |
| 10:00 PM JST | 1:00 PM UTC | — |
| 11:00 PM JST | 2:00 PM UTC | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Osaka Time to UTC
Subtract 9 hours from the Osaka Time time to get UTC.
Example: 9:00 AM JST = 12:00 AM UTC.
Across midnight: 1:00 AM JST = 4:00 PM UTC (previous day). The date changes, so always check the day as well as the hour.
Time difference between Osaka Time and UTC
The time difference between Osaka Time and UTC is 9 hours all year – UTC is behind JST.
Osaka Time and UTC during daylight saving time
- Osaka Time does not observe daylight saving time; it stays on UTC+9 all year.
- UTC does not observe daylight saving time; it stays on UTC+0 all year.
Best time for a meeting between Osaka Time and UTC
Osaka Time and UTC have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM JST, which is 10:00 PM UTC.
Osaka Time to UTC FAQ
What is the time difference between Osaka Time and UTC?
UTC is 9 hours behind JST all year. 9:00 AM JST = 12:00 AM UTC.
What is 9 AM Osaka Time in UTC?
9:00 AM JST is 12:00 AM UTC.
What is 12 PM (noon) Osaka Time in UTC?
12:00 PM JST is 3:00 AM UTC.
Is UTC ahead of or behind Osaka Time?
UTC is 9 hours behind JST, so it is earlier in UTC than in Osaka Time.
Does Osaka Time change for daylight saving time?
No. Osaka Time stays on the same offset all year, so conversions never shift for daylight saving time.
Does UTC change for daylight saving time?
No. UTC stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Osaka Time and UTC?
Osaka Time and UTC have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM JST, which is 10:00 PM UTC.
Related conversions
Convert UTC to Osaka Time
Convert Osaka Time to other time zones
Convert other time zones to UTC
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.