What is the time difference between Karachi and Tokyo?

Tokyo is 4 hours ahead of Karachi. 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 Tokyo from Karachi?

Between 09:00–14:00 in Karachi, which is 13:00–18:00 in Tokyo. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Karachi observe daylight saving time?

No. Karachi stays on UTC+5 all year, so its clocks never move.

Does Tokyo observe daylight saving time?

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

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

It is 16:00 in Tokyo, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.

Which time zones do Karachi and Tokyo use?

Karachi uses Asia/Karachi, currently UTC+5, and Tokyo uses Asia/Tokyo, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Karachi time to Tokyo time

Right now Tokyo runs 4 hours ahead of Karachi. That gap is not fixed: it moves when either city changes its clocks.

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

Every hour of a day in Karachi, and what the clock reads in Tokyo at that same moment.

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

Daylight saving time

Both cities keep one offset all year. Whatever difference holds today still holds in six months.

Karachi

Does not observe daylight saving time

Standard: UTC+5

Tokyo

Does not observe daylight saving time

Standard: UTC+9

When you can actually talk

You have 5 hours of shared working time: 09:00–14:00 in Karachi, which is 13:00–18:00 in Tokyo.

Karachi 09:00–14:00Tokyo 13:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Karachi	Tokyo
IANA zone	Asia/Karachi	Asia/Tokyo
Abbreviation	UTC+5	UTC+9
Standard offset	UTC+5	UTC+9
Daylight offset	—	—
Clock changes this year	0	0
Country	Pakistan	Japan

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

Common questions

What is the time difference between Karachi and Tokyo?: Tokyo is 4 hours ahead of Karachi. 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 Tokyo from Karachi?: Between 09:00–14:00 in Karachi, which is 13:00–18:00 in Tokyo. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Karachi observe daylight saving time?: No. Karachi stays on UTC+5 all year, so its clocks never move.
Does Tokyo observe daylight saving time?: No. Tokyo stays on UTC+9 all year, so its clocks never move.
If it is midday in Karachi, what time is it in Tokyo?: It is 16:00 in Tokyo, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.
Which time zones do Karachi and Tokyo use?: Karachi uses Asia/Karachi, currently UTC+5, and Tokyo uses Asia/Tokyo, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.