Ireland to Japan Time
🇮🇪
Ireland
Dublin · UTC+1
1:39 AM
Saturday, July 18, 2026
🇯🇵
Japan
Tokyo · UTC+9
9:39 AM
Saturday, July 18, 2026
Ireland is currently 8 hours behind Japan.
24-Hour Comparison
Work hrsNow
12am
4am
8am
12pm
4pm
8pm
🇮🇪
Ireland
Dublin
🇯🇵
Japan
Tokyo
Work hrsNightNow
Best Working Hours Overlap
9:00 AM–10:00 AM Ireland / 5:00 PM–6:00 PM Japan — both in business hours.
Hour-by-Hour Comparison
| Ireland (Dublin) | Japan (Tokyo) |
|---|---|
| 12:00 AM | 8:00 AM |
| 1:00 AM | 9:00 AM |
| 2:00 AM | 10:00 AM |
| 3:00 AM | 11:00 AM |
| 4:00 AM | 12:00 PM |
| 5:00 AM | 1:00 PM |
| 6:00 AM | 2:00 PM |
| 7:00 AM | 3:00 PM |
| 8:00 AM | 4:00 PM |
| 9:00 AM | 5:00 PM |
| 10:00 AM | 6:00 PM |
| 11:00 AM | 7:00 PM |
| 12:00 PM | 8:00 PM |
| 1:00 PM | 9:00 PM |
| 2:00 PM | 10:00 PM |
| 3:00 PM | 11:00 PM |
| 4:00 PM | 12:00 AM |
| 5:00 PM | 1:00 AM |
| 6:00 PM | 2:00 AM |
| 7:00 PM | 3:00 AM |
| 8:00 PM | 4:00 AM |
| 9:00 PM | 5:00 AM |
| 10:00 PM | 6:00 AM |
| 11:00 PM | 7:00 AM |
Related Comparisons
Frequently Asked Questions
What is the time difference between Ireland and Japan?
Ireland is currently 8 hours behind Japan.
Does the time difference between Ireland and Japan change during the year?
It can. If either location observes daylight saving time, the difference shown here can shift by an hour at different times of year — this page always reflects the current difference for the selected date.