Time difference between Osaka and Ottawa
Compare the current local time in Osaka and Ottawa, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Osaka's 9:00–17:00 business hours overlap with Ottawa's.
Osaka working hours
Ottawa working hours
Overlap (both working)
🇯🇵 Osaka
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🇨🇦 Ottawa
Scheduling across Osaka and Ottawa
Scheduling between Osaka and Ottawa is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 3 hours between Ottawa closing at 17:00 local and Osaka opening at 09:00 local. Practical bridging slots: an early Osaka start at 06:00 (catching Ottawa just at close, 17:00), or a late Ottawa call at 20:00 (catching Osaka at opening, 09:00).
Quick reference
| 🇯🇵 Osaka | 🇨🇦 Ottawa | In Ottawa it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇯🇵 Osaka
Osaka does not observe daylight saving time. The local offset is fixed year-round.
🇨🇦 Ottawa
Currently in EDT (daylight saving)
Clocks go back to EST
on Sunday 1 November 2026