Tianjin Time to JST Converter
JST is 1 hour ahead of CST. 9:00 AM CST = 10:00 AM JST.
JST is 1 hour ahead of CST. To convert Tianjin Time to JST, add 1 hour to the Tianjin Time time: 9:00 AM CST = 10:00 AM JST.
Tianjin Time (Tianjin time) is used in Tianjin, China. JST (Japan Time) is used in Japan.
Tianjin Time to JST time conversion table
Tianjin Time to JST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Tianjin Time | JST | Day |
|---|---|---|
| 12:00 AM CST | 1:00 AM JST | night |
| 1:00 AM CST | 2:00 AM JST | night |
| 2:00 AM CST | 3:00 AM JST | night |
| 3:00 AM CST | 4:00 AM JST | night |
| 4:00 AM CST | 5:00 AM JST | night |
| 5:00 AM CST | 6:00 AM JST | — |
| 6:00 AM CST | 7:00 AM JST | — |
| 7:00 AM CST | 8:00 AM JST | — |
| 8:00 AM CST | 9:00 AM JST | — |
| 9:00 AM CST | 10:00 AM JST | work hours |
| 10:00 AM CST | 11:00 AM JST | work hours |
| 11:00 AM CST | 12:00 PM JST | work hours |
| 12:00 PM CST | 1:00 PM JST | work hours |
| 1:00 PM CST | 2:00 PM JST | work hours |
| 2:00 PM CST | 3:00 PM JST | work hours |
| 3:00 PM CST | 4:00 PM JST | work hours |
| 4:00 PM CST | 5:00 PM JST | — |
| 5:00 PM CST | 6:00 PM JST | — |
| 6:00 PM CST | 7:00 PM JST | — |
| 7:00 PM CST | 8:00 PM JST | — |
| 8:00 PM CST | 9:00 PM JST | — |
| 9:00 PM CST | 10:00 PM JST | night |
| 10:00 PM CST | 11:00 PM JST | night |
| 11:00 PM CST | 12:00 AM JST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Tianjin Time to JST
Add 1 hour to the Tianjin Time time to get JST.
Example: 9:00 AM CST = 10:00 AM JST.
Across midnight: 11:00 PM CST = 12:00 AM JST (next day). The date changes, so always check the day as well as the hour.
Time difference between Tianjin Time and JST
The time difference between Tianjin Time and JST is 1 hour all year – JST is ahead of CST.
Tianjin Time and JST during daylight saving time
- Tianjin Time does not observe daylight saving time; it stays on UTC+8 all year.
- JST does not observe daylight saving time; it stays on UTC+9 all year.
Best time for a meeting between Tianjin Time and JST
Tianjin Time and JST share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM CST lands between 10:00 AM and 5:00 PM JST, inside working hours for both.
Tianjin Time to JST FAQ
What is the time difference between Tianjin Time and JST?
JST is 1 hour ahead of CST all year. 9:00 AM CST = 10:00 AM JST.
What is 9 AM Tianjin Time in JST?
9:00 AM CST is 10:00 AM JST.
What is 12 PM (noon) Tianjin Time in JST?
12:00 PM CST is 1:00 PM JST.
Is JST ahead of or behind Tianjin Time?
JST is 1 hour ahead of CST, so it is later in JST than in Tianjin Time.
Does Tianjin Time change for daylight saving time?
No. Tianjin Time stays on the same offset all year, so conversions never shift for daylight saving time.
Does JST change for daylight saving time?
No. JST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Tianjin Time and JST?
Tianjin Time and JST share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM CST lands between 10:00 AM and 5:00 PM JST, inside working hours for both.
Related conversions
Convert JST to Tianjin Time
Convert Tianjin Time to other time zones
Convert other time zones to JST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.