Live Synchronized Time Difference
TokyotoHong KongTime Difference
🇯🇵
Tokyo
Japan (GMT+9)00:10:18UTC+9:00
🇭🇰
Hong Kong
Hong Kong (GMT+8)23:10:18UTC+8:00
Direct Distance2,876 km (1,787 miles)
Estimated Flight Time~3.9 hours
Business Overlap7 overlapping hours (9am–5pm)
Mutual Working Window: 7 Overlapping Hours
Recommended calling window between Tokyo and Hong Kong
Off-Peak Calling Window
Tokyo Time
10:00 AM – 5:00 PM
Hong Kong Time
9:00 AM – 4:00 PM
Both locations share 7 overlapping standard business hours (9:00 AM – 5:00 PM). This is the premier window for real-time video conferences, corporate calls, and instant collaboration without outside-hours disruption.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Tokyo and Hong Kong.
Work (9am-5pm)ShoulderSleep / Off
| Tokyo Time (Japan) | Hong Kong Time (Hong Kong) | Status & Recommendation |
|---|---|---|
| 00:00AM | 23:00PM-1 day | ⚪ Outside Work Hours |
| 01:00AM | 00:00AM | ⚪ Outside Work Hours |
| 02:00AM | 01:00AM | ⚪ Outside Work Hours |
| 03:00AM | 02:00AM | ⚪ Outside Work Hours |
| 04:00AM | 03:00AM | ⚪ Outside Work Hours |
| 05:00AM | 04:00AM | ⚪ Outside Work Hours |
| 06:00AM | 05:00AM | ⚪ Outside Work Hours |
| 07:00AM | 06:00AM | ⚪ Outside Work Hours |
| 08:00AM | 07:00AM | ⚪ Outside Work Hours |
| 09:00AM | 08:00AM | 🟡 Feasible (Shoulder Hour) |
| 10:00AM | 09:00AM | 🟢 Ideal Meeting Window |
| 11:00AM | 10:00AM | 🟢 Ideal Meeting Window |
| 12:00PM | 11:00AM | 🟢 Ideal Meeting Window |
| 13:00PM | 12:00PM | 🟢 Ideal Meeting Window |
| 14:00PM | 13:00PM | 🟢 Ideal Meeting Window |
| 15:00PM | 14:00PM | 🟢 Ideal Meeting Window |
| 16:00PM | 15:00PM | 🟢 Ideal Meeting Window |
| 17:00PM | 16:00PM | ⚪ Outside Work Hours |
| 18:00PM | 17:00PM | ⚪ Outside Work Hours |
| 19:00PM | 18:00PM | ⚪ Outside Work Hours |
| 20:00PM | 19:00PM | ⚪ Outside Work Hours |
| 21:00PM | 20:00PM | ⚪ Outside Work Hours |
| 22:00PM | 21:00PM | ⚪ Outside Work Hours |
| 23:00PM | 22:00PM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Tokyo and Hong Kong?
Hong Kong is 1 hour behind Tokyo.
What is the best time to schedule a cross-border meeting between Tokyo and Hong Kong?
There are 7 overlapping standard business hours (09:00 - 17:00) between Tokyo and Hong Kong. The optimal window is when both parties are in their core working shifts.
Does daylight saving time (DST) affect the time difference between Tokyo and Hong Kong?
Yes. If either Japan or Hong Kong observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.