Best time to call Tokyo from Dublin
There is no 9-to-5 overlap between these cities. Best compromise: 7 AM–2 PM in Dublin (3 PM–10 PM in Tokyo), both sides are at least awake (7 AM–10 PM). Tokyo is 8 hours ahead of Dublin. (as of July 2026, recalculated live in your browser.)
Live from your device clock via the IANA time-zone database built into your browser.
Hour-by-hour overlap
Both 9 AM–5 PM Both awake (7 AM–10 PM) One side asleep
| Dublin | Tokyo | Call quality |
|---|---|---|
| 12 AM | 8 AM | Too early / too late |
| 1 AM | 9 AM | Too early / too late |
| 2 AM | 10 AM | Too early / too late |
| 3 AM | 11 AM | Too early / too late |
| 4 AM | 12 PM | Too early / too late |
| 5 AM | 1 PM | Too early / too late |
| 6 AM | 2 PM | Too early / too late |
| 7 AM | 3 PM | One side off-hours |
| 8 AM | 4 PM | One side off-hours |
| 9 AM | 5 PM | One side off-hours |
| 10 AM | 6 PM | One side off-hours |
| 11 AM | 7 PM | One side off-hours |
| 12 PM | 8 PM | One side off-hours |
| 1 PM | 9 PM | One side off-hours |
| 2 PM | 10 PM | Too early / too late |
| 3 PM | 11 PM | Too early / too late |
| 4 PM | 12 AM +1 day | Too early / too late |
| 5 PM | 1 AM +1 day | Too early / too late |
| 6 PM | 2 AM +1 day | Too early / too late |
| 7 PM | 3 AM +1 day | Too early / too late |
| 8 PM | 4 AM +1 day | Too early / too late |
| 9 PM | 5 AM +1 day | Too early / too late |
| 10 PM | 6 AM +1 day | Too early / too late |
| 11 PM | 7 AM +1 day | Too early / too late |
Grid prerendered July 2026 and recomputed in your browser on load, so daylight-saving switches are always reflected. Dublin observes daylight saving time but Tokyo does not, so the time difference changes twice a year.
Frequently asked questions
How many hours ahead is Tokyo of Dublin?
Tokyo is 8 hours ahead of Dublin. (Checked July 2026; where daylight saving applies, the gap can shift by an hour part of the year, the page recalculates live.)
What time is 9 AM in Dublin in Tokyo?
9 AM in Dublin is 5 PM in Tokyo.
Do Dublin and Tokyo change clocks for daylight saving?
Dublin observes daylight saving time but Tokyo does not, so the time difference changes twice a year.
Which hours work for a call?
There is no 9-to-5 overlap between these cities. Best compromise: 7 AM–2 PM in Dublin (3 PM–10 PM in Tokyo), both sides are at least awake (7 AM–10 PM).