Time Difference

Yokohama vs Johannesburg Time Difference

Compare the current local time in Yokohama, Japan and Johannesburg, South Africa.

Live local timeDST awareUTC offsets

From

Yokohama

Japan

8:51 AM

Mon, Aug 17

UTC+9Asia/Tokyo

Difference

7 hours

Swap

Johannesburg

South Africa

1:51 AM

Mon, Aug 17

UTC+2Africa/Johannesburg

Current difference

Johannesburg is currently 7 hours behind Yokohama.

This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.

24-hour comparison

Compare Yokohama and Johannesburg hour by hour

See how a full local day in Yokohama, Japan maps to Johannesburg, South Africa. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.

24-hour day

Best working-hours overlap

4:00 PM – 6:00 PM in Yokohama

corresponds to 9:00 AM – 11:00 AM in Johannesburg.

2 hours overlap

Yokohama

Asia/Tokyo

Johannesburg

Africa/Johannesburg

Availability

12:00 AM

Mon, Aug 17

5:00 PM

Previous day

Sun, Aug 16

Night

1:00 AM

Mon, Aug 17

6:00 PM

Previous day

Sun, Aug 16

Night

2:00 AM

Mon, Aug 17

7:00 PM

Previous day

Sun, Aug 16

Night

3:00 AM

Mon, Aug 17

8:00 PM

Previous day

Sun, Aug 16

Night

4:00 AM

Mon, Aug 17

9:00 PM

Previous day

Sun, Aug 16

Night

5:00 AM

Mon, Aug 17

10:00 PM

Previous day

Sun, Aug 16

Night

6:00 AM

Mon, Aug 17

11:00 PM

Previous day

Sun, Aug 16

Night

7:00 AM

Mon, Aug 17

12:00 AM

Mon, Aug 17

Night

8:00 AM

Mon, Aug 17

1:00 AM

Mon, Aug 17

Night

9:00 AM

Mon, Aug 17

2:00 AM

Mon, Aug 17

Night

10:00 AM

Mon, Aug 17

3:00 AM

Mon, Aug 17

Night

11:00 AM

Mon, Aug 17

4:00 AM

Mon, Aug 17

Night

12:00 PM

Mon, Aug 17

5:00 AM

Mon, Aug 17

Night

1:00 PM

Mon, Aug 17

6:00 AM

Mon, Aug 17

Night

2:00 PM

Mon, Aug 17

7:00 AM

Mon, Aug 17

Possible

3:00 PM

Mon, Aug 17

8:00 AM

Mon, Aug 17

Possible

4:00 PM

Mon, Aug 17

9:00 AM

Mon, Aug 17

Good overlap

5:00 PM

Mon, Aug 17

10:00 AM

Mon, Aug 17

Good overlap

6:00 PM

Mon, Aug 17

11:00 AM

Mon, Aug 17

Possible

7:00 PM

Mon, Aug 17

12:00 PM

Mon, Aug 17

Possible

8:00 PM

Mon, Aug 17

1:00 PM

Mon, Aug 17

Possible

9:00 PM

Mon, Aug 17

2:00 PM

Mon, Aug 17

Night

10:00 PM

Mon, Aug 17

3:00 PM

Mon, Aug 17

Night

11:00 PM

Mon, Aug 17

4:00 PM

Mon, Aug 17

Night

Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.

On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.

Call planning

Best time to call Johannesburg from Yokohama

Compare typical business hours in Yokohama, Japan and Johannesburg, South Africa to find a practical time for calls, meetings or international coordination.

Yokohama

4:51 PM – 6:51 PM

Japan

Best overlap

Johannesburg

9:51 AM – 11:51 AM

South Africa

The best time to call Johannesburg from Yokohama is between 4:51 PM and 6:51 PM in Yokohama. This corresponds to 9:51 AM – 11:51 AM in Johannesburg.

Other reasonable windows

Yokohama

2:51 PM – 4:51 PM

Johannesburg

7:51 AM – 9:51 AM

Yokohama

6:51 PM – 9:51 PM

Johannesburg

11:51 AM – 2:51 PM

Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.

Time difference explained

Yokohama and Johannesburg time difference explained

Current local-time relationship

Johannesburg is currently 7 hours behind Yokohama.

Yokohama uses Asia/Tokyo and currently has an offset of UTC+9. Johannesburg uses Africa/Johannesburg and currently has an offset of UTC+2.

Working-hours overlap

For a typical 9:00 AM–6:00 PM workday, the cities overlap from 4:00 PM to 6:00 PM in Yokohama, corresponding to 9:00 AM–11:00 AM in Johannesburg.

Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.

Convert a specific time

Need more than the current difference?

Convert a specific date and local time between Yokohama and Johannesburg.

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Local clocks

Explore each city

Current time in Yokohama Current time in Johannesburg

FAQ

Yokohama to Johannesburg time difference FAQ

Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Yokohama and Johannesburg.

What is the time difference between Yokohama and Johannesburg?

The current time difference between Yokohama and Johannesburg is 7 hours. Johannesburg is currently 7 hours behind Yokohama.

Is Johannesburg ahead of or behind Yokohama?

Johannesburg is currently 7 hours behind Yokohama.

What time is it in Johannesburg when it is 9:00 AM in Yokohama?

Using the current UTC offsets, 9:00 AM in Yokohama corresponds to 2:00 AM in Johannesburg. The exact difference can change when daylight-saving rules change.

What is the best time to call Johannesburg from Yokohama?

Typical 9:00 AM–6:00 PM business hours overlap between 4:00 PM and 6:00 PM in Yokohama. This corresponds to 9:00 AM–11:00 AM in Johannesburg.

Can the time difference between Yokohama and Johannesburg change?

Yes. The time difference can change if Yokohama or Johannesburg changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Asia/Tokyo and Africa/Johannesburg for date-aware calculations.