What is the time difference between Tokyo and Toronto?

Toronto is 13 hours behind Tokyo. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Toronto from Tokyo?

There is no time inside normal working hours in both cities, so someone has to take the call outside them. The nearest workable windows are listed above — pick one and alternate who gets the awkward slot.

Does Tokyo observe daylight saving time?

No. Tokyo stays on UTC+9 all year, so its clocks never move.

Does Toronto observe daylight saving time?

Yes. Toronto runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

If it is midday in Tokyo, what time is it in Toronto?

It is 23:00 in Toronto, still on the previous day. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Tokyo and Toronto use?

Tokyo uses Asia/Tokyo, currently UTC+9, and Toronto uses America/Toronto, currently UTC-4 (EDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Tokyo time to Toronto time

Toronto is 13 hours behind Tokyo right now, so midday in Tokyo lands in the late night in Toronto.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Tokyo, across for Toronto.

Tokyo	Toronto
00:00	11:00previous day
01:00	12:00previous day
02:00	13:00previous day
03:00	14:00previous day
04:00	15:00previous day
05:00	16:00previous day
06:00	17:00previous day
07:00	18:00previous day
08:00	19:00previous day
09:00	20:00previous day
10:00	21:00previous day
11:00	22:00previous day
12:00	23:00previous day
13:00	00:00
14:00	01:00
15:00	02:00
16:00	03:00
17:00	04:00
18:00	05:00
19:00	06:00
20:00	07:00
21:00	08:00
22:00	09:00
23:00	10:00

Daylight saving time

Tokyo keeps one offset all year while Toronto moves twice. That is the whole reason this difference is seasonal.

Tokyo

Does not observe daylight saving time

Standard: UTC+9

Toronto

Observes daylight saving time

Standard: UTC-5
Daylight: UTC-4
Next change: 2026-11-01 −60m

When you can actually talk

There is no hour where both cities are inside a 09:00–18:00 working day. Someone has to move — the nearest workable windows are below.

Tokyo 09:00–18:00Toronto 20:00–05:00
Tokyo 22:00–07:00Toronto 09:00–18:00

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Tokyo	Toronto
IANA zone	Asia/Tokyo	America/Toronto
Abbreviation	UTC+9	EDT
Standard offset	UTC+9	UTC-5
Daylight offset	—	UTC-4
Clock changes this year	0	2
Country	Japan	Canada

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Tokyo and Toronto?: Toronto is 13 hours behind Tokyo. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Toronto from Tokyo?: There is no time inside normal working hours in both cities, so someone has to take the call outside them. The nearest workable windows are listed above — pick one and alternate who gets the awkward slot.
Does Tokyo observe daylight saving time?: No. Tokyo stays on UTC+9 all year, so its clocks never move.
Does Toronto observe daylight saving time?: Yes. Toronto runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
If it is midday in Tokyo, what time is it in Toronto?: It is 23:00 in Toronto, still on the previous day. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Tokyo and Toronto use?: Tokyo uses Asia/Tokyo, currently UTC+9, and Toronto uses America/Toronto, currently UTC-4 (EDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.