What is the time difference between Jakarta and Tokyo?

Tokyo is 2 hours ahead of Jakarta. 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 Jakarta?

Between 09:00–16:00 in Jakarta, which is 11:00–18:00 in Tokyo. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Jakarta observe daylight saving time?

No. Jakarta stays on UTC+7 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 Jakarta, what time is it in Tokyo?

It is 14:00 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 Jakarta and Tokyo use?

Jakarta uses Asia/Jakarta, currently UTC+7, and Tokyo uses Asia/Tokyo, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Jakarta time to Tokyo time

Right now Tokyo runs 2 hours ahead of Jakarta. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

From

Date

Time

Converted time

—

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 Jakarta, and what the clock reads in Tokyo at that same moment.

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

Daylight saving time

Neither Jakarta nor Tokyo changes its clocks, so the difference between them is the same every day of the year.

Jakarta

Does not observe daylight saving time

Standard: UTC+7

Tokyo

Does not observe daylight saving time

Standard: UTC+9

When you can actually talk

You have 7 hours of shared working time: 09:00–16:00 in Jakarta, which is 11:00–18:00 in Tokyo.

Jakarta 09:00–16:00Tokyo 11:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Jakarta	Tokyo
IANA zone	Asia/Jakarta	Asia/Tokyo
Abbreviation	UTC+7	UTC+9
Standard offset	UTC+7	UTC+9
Daylight offset	—	—
Clock changes this year	0	0
Country	Indonesia	Japan

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

Common questions

What is the time difference between Jakarta and Tokyo?: Tokyo is 2 hours ahead of Jakarta. 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 Jakarta?: Between 09:00–16:00 in Jakarta, which is 11:00–18:00 in Tokyo. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Jakarta observe daylight saving time?: No. Jakarta stays on UTC+7 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 Jakarta, what time is it in Tokyo?: It is 14:00 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 Jakarta and Tokyo use?: Jakarta uses Asia/Jakarta, currently UTC+7, and Tokyo uses Asia/Tokyo, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.