JST to UTC time difference
UTC is 9 hours behind JST.
Quick examples: 9:00 AM JST = 12:00 AM UTC · 12:00 PM JST = 3:00 AM UTC · 5:00 PM JST = 8:00 AM UTC
JST to UTC conversion table
| Japan Standard Time (JST) | Coordinated Universal Time (UTC) |
|---|---|
| 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 |
| 10:00 AM JST | 1:00 AM UTC |
| 11:00 AM JST | 2:00 AM UTC |
| 12:00 PM JST | 3:00 AM UTC |
| 1:00 PM JST | 4:00 AM UTC |
| 2:00 PM JST | 5:00 AM UTC |
| 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 |
How to convert JST to UTC
- Pick a date and time in Japan Standard Time.
- The matching Coordinated Universal Time time appears instantly on the right.
- Use the ⇄ button to convert UTC to JST instead.
About Japan Standard Time and Coordinated Universal Time
Japan Standard Time (JST) is used in Tokyo, Osaka and all of Japan. Coordinated Universal Time (UTC) is used in the world time standard used by aviation, servers and science.
Related time zone converters
UTC to JSTJST to PSTJST to MSTJST to CSTJST to ESTJST to GMTJST to BSTPST to UTCMST to UTCCST to UTCEST to UTC
Frequently asked questions
What is the time difference between JST and UTC?
UTC is 9 hours behind JST.
How do I convert JST to UTC?
Subtract 9 hours to the JST time. For example, 12:00 PM JST is 3:00 AM UTC.
Where is JST used?
Japan Standard Time is used in Tokyo, Osaka and all of Japan.
Where is UTC used?
Coordinated Universal Time is used in the world time standard used by aviation, servers and science.
Does this converter handle daylight saving time?
Yes. The converter uses the official time zone database, so it automatically applies daylight saving time for the date you pick.