Hong Kong to JST Time Converter
Convert Hong Kong to Japan Standard Time instantly.
Scroll the timeline to check any hour of the day.
Hong Kong
HKT
4:31
Japan Standard Time
JST
5:31
Search any city, build a custom world clock, and plan across more time zones and options in the FlutterTime app. Free.
How the Hong Kong to JST time difference works
JST is 1 hour ahead of Hong Kong. Hong Kong (HKT) is a city in Hong Kong. Japan Standard Time (JST) is the time zone of Japan. For example, 9:00 AM Hong Kong is 10:00 AM JST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
1 hour
Daylight saving
Neither
Hong Kong offset
UTC+8
JST offset
UTC+9
Hong Kong to JST conversion chart
| Hong Kong (HKT) | Japan Standard Time (JST) |
|---|---|
| 12:00 AM | 1:00 AM |
| 1:00 AM | 2:00 AM |
| 2:00 AM | 3:00 AM |
| 3:00 AM | 4:00 AM |
| 4:00 AM | 5:00 AM |
| 5:00 AM | 6:00 AM |
| 6:00 AM | 7:00 AM |
| 7:00 AM | 8:00 AM |
| 8:00 AM | 9:00 AM |
| 9:00 AM | 10:00 AM |
| 10:00 AM | 11:00 AM |
| 11:00 AM | 12:00 PM |
| 12:00 PM | 1:00 PM |
| 1:00 PM | 2:00 PM |
| 2:00 PM | 3:00 PM |
| 3:00 PM | 4:00 PM |
| 4:00 PM | 5:00 PM |
| 5:00 PM | 6:00 PM |
| 6:00 PM | 7:00 PM |
| 7:00 PM | 8:00 PM |
| 8:00 PM | 9:00 PM |
| 9:00 PM | 10:00 PM |
| 10:00 PM | 11:00 PM |
| 11:00 PM | 12:00 AM +1 day |
Best time to meet
A standard 9 to 5 workday overlaps from 9:00 AM to 4:00 PM Hong Kong (10:00 AM to 5:00 PM JST). Schedule inside that window to catch both coasts during business hours.
Cities in each time zone
Hong Kong (HKT)
KowloonTuen MunTsuen WanSha TinYuen Long
Japan Standard Time (JST)
TokyoOsakaYokohamaNagoyaSapporo
Hong Kong to JST questions
Is JST ahead of or behind Hong Kong?
JST is 1 hour ahead of Hong Kong. So 9:00 AM Hong Kong is 10:00 AM JST, and 5:00 PM Hong Kong is 6:00 PM JST.
What time is it in JST when it is 12:00 PM Hong Kong?
When it is 12:00 PM (noon) Hong Kong in Hong Kong, it is 1:00 PM JST in Japan Standard Time.
How many hours difference is there between Hong Kong and JST?
There is a 1 hour difference. Japan Standard Time (JST) runs 1 hour ahead of Hong Kong (HKT).
Do Hong Kong and JST observe daylight saving time?
Neither Hong Kong nor Japan Standard Time observes daylight saving time, so the 1 hour difference between them is the same all year.
What is the best time to schedule a meeting between Hong Kong and JST?
A standard 9-to-5 workday overlaps from 9:00 AM to 4:00 PM Hong Kong (10:00 AM to 5:00 PM JST). Scheduling inside that window keeps the call during business hours in both Hong Kong and Japan Standard Time.
Which cities use Hong Kong and JST?
Hong Kong (HKT) covers cities such as Kowloon, Tuen Mun, Tsuen Wan, Sha Tin, Yuen Long. Japan Standard Time (JST) covers cities such as Tokyo, Osaka, Yokohama, Nagoya, Sapporo.