Convert Coordinated Universal Time (UTC) to Japan Standard Time (JST), with daylight saving applied for the exact date you pick.
Tue, Oct 27
Tue, Oct 27 Same day
| Su | Mo | Tu | We | Th | Fr | Sa |
|---|
UTC 9 to 5 JST 9 to 5
JST is 9 hours ahead of UTC.
Shaded areas follow the official zone boundaries, so a country split across zones is split here too. Hover or tap a region for its local time.
Every hour of Tuesday, October 27, 2026, side by side. Days with a clock change show 23 or 25 rows.
Shaded rows fall inside working hours in both places.
| Greenwich meridian (UTC) | Tokyo (JST) | Working hours |
|---|---|---|
| 12:00 AM | 9:00 AM | |
| 1:00 AM | 10:00 AM | |
| 2:00 AM | 11:00 AM | |
| 3:00 AM | 12:00 PM | |
| 4:00 AM | 1:00 PM | |
| 5:00 AM | 2:00 PM | |
| 6:00 AM | 3:00 PM | |
| 7:00 AM | 4:00 PM | |
| 8:00 AM | 5:00 PM | |
| 9:00 AM | 6:00 PM | |
| 10:00 AM | 7:00 PM | |
| 11:00 AM | 8:00 PM | |
| 12:00 PM | 9:00 PM | |
| 1:00 PM | 10:00 PM | |
| 2:00 PM | 11:00 PM | |
| 3:00 PM | 12:00 AM next day | |
| 4:00 PM | 1:00 AM next day | |
| 5:00 PM | 2:00 AM next day | |
| 6:00 PM | 3:00 AM next day | |
| 7:00 PM | 4:00 AM next day | |
| 8:00 PM | 5:00 AM next day | |
| 9:00 PM | 6:00 AM next day | |
| 10:00 PM | 7:00 AM next day | |
| 11:00 PM | 8:00 AM next day |
Every hour of the Coordinated Universal Time day, plus the common half hours, and their JST equivalents.
| Coordinated Universal Time | JST 9 h ahead, all year |
|---|---|
| 12:00 AM | 9:00 AM |
| 1:00 AM | 10:00 AM |
| 2:00 AM | 11:00 AM |
| 3:00 AM | 12:00 PM |
| 4:00 AM | 1:00 PM |
| 5:00 AM | 2:00 PM |
| 6:00 AM | 3:00 PM |
| 7:00 AM | 4:00 PM |
| 8:00 AM | 5:00 PM |
| 9:00 AM | 6:00 PM |
| 9:30 AM | 6:30 PM |
| 10:00 AM | 7:00 PM |
| 10:30 AM | 7:30 PM |
| 11:00 AM | 8:00 PM |
| 11:30 AM | 8:30 PM |
| 12:00 PM | 9:00 PM |
| 12:30 PM | 9:30 PM |
| 1:00 PM | 10:00 PM |
| 1:30 PM | 10:30 PM |
| 2:00 PM | 11:00 PM |
| 2:30 PM | 11:30 PM |
| 3:00 PM | 12:00 AM (next day) |
| 3:30 PM | 12:30 AM (next day) |
| 4:00 PM | 1:00 AM (next day) |
| 4:30 PM | 1:30 AM (next day) |
| 5:00 PM | 2:00 AM (next day) |
| 5:30 PM | 2:30 AM (next day) |
| 6:00 PM | 3:00 AM (next day) |
| 7:00 PM | 4:00 AM (next day) |
| 8:00 PM | 5:00 AM (next day) |
| 9:00 PM | 6:00 AM (next day) |
| 10:00 PM | 7:00 AM (next day) |
| 11:00 PM | 8:00 AM (next day) |
Neither Coordinated Universal Time nor Japan Standard Time changes its clocks in the next 18 months.
Coordinated Universal Time is the reference every time zone is measured from. It never changes for daylight saving time. Servers, aviation, logs and APIs use it because it is unambiguous.
Japan Standard Time is UTC+9 all year. Japan does not observe daylight saving time.
Japan Standard Time is 9 hours ahead of Coordinated Universal Time all year.
Japan uses Japan Standard Time. Japan Standard Time is 9 hours ahead of Coordinated Universal Time all year. Type any UTC time into the UTC to JST converter to see the Japan time for any date.
9:00 AM UTC is 6:00 PM JST.
12:00 PM UTC is 9:00 PM JST.
10:00 AM UTC is 7:00 PM JST.
5:00 PM UTC is 2:00 AM (next day) JST.
Yes. Japan Standard Time is 9 hours ahead of Coordinated Universal Time all year.
Working days of 9 AM to 5 PM do not overlap. The least disruptive slot is around 7:30 AM UTC, which is 4:30 PM JST.
Neither zone observes daylight saving time, so the difference never changes.