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Time Difference

Tokyo vs Port Harcourt Time Difference

Compare the current local time in Tokyo, Japan and Port Harcourt, Nigeria.

Live local timeDST awareUTC offsets

From

Tokyo

Japan

1:18 PM

Mon, Aug 17

UTC+9Asia/Tokyo

Difference

8 hours

Swap

To

Port Harcourt

Nigeria

5:18 AM

Mon, Aug 17

UTC+1Africa/Lagos

Current difference

Port Harcourt is currently 8 hours behind Tokyo.

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

24-hour comparison

Compare Tokyo and Port Harcourt hour by hour

See how a full local day in Tokyo, Japan maps to Port Harcourt, Nigeria. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.

24-hour day

Best working-hours overlap

5:00 PM – 6:00 PM in Tokyo

corresponds to 9:00 AM – 10:00 AM in Port Harcourt.

1 hour overlap

Tokyo

Asia/Tokyo

Port Harcourt

Africa/Lagos

Availability

12:00 AM

Mon, Aug 17

4:00 PM

Previous day

Sun, Aug 16

Night

1:00 AM

Mon, Aug 17

5:00 PM

Previous day

Sun, Aug 16

Night

2:00 AM

Mon, Aug 17

6:00 PM

Previous day

Sun, Aug 16

Night

3:00 AM

Mon, Aug 17

7:00 PM

Previous day

Sun, Aug 16

Night

4:00 AM

Mon, Aug 17

8:00 PM

Previous day

Sun, Aug 16

Night

5:00 AM

Mon, Aug 17

9:00 PM

Previous day

Sun, Aug 16

Night

6:00 AM

Mon, Aug 17

10:00 PM

Previous day

Sun, Aug 16

Night

7:00 AM

Mon, Aug 17

11:00 PM

Previous day

Sun, Aug 16

Night

8:00 AM

Mon, Aug 17

12:00 AM

Mon, Aug 17

Night

9:00 AM

Mon, Aug 17

1:00 AM

Mon, Aug 17

Night

10:00 AM

Mon, Aug 17

2:00 AM

Mon, Aug 17

Night

11:00 AM

Mon, Aug 17

3:00 AM

Mon, Aug 17

Night

12:00 PM

Mon, Aug 17

4:00 AM

Mon, Aug 17

Night

1:00 PM

Mon, Aug 17

5:00 AM

Mon, Aug 17

Night

2:00 PM

Mon, Aug 17

6:00 AM

Mon, Aug 17

Night

3:00 PM

Mon, Aug 17

7:00 AM

Mon, Aug 17

Possible

4:00 PM

Mon, Aug 17

8:00 AM

Mon, Aug 17

Possible

5:00 PM

Mon, Aug 17

9:00 AM

Mon, Aug 17

Good overlap

6:00 PM

Mon, Aug 17

10:00 AM

Mon, Aug 17

Possible

7:00 PM

Mon, Aug 17

11:00 AM

Mon, Aug 17

Possible

8:00 PM

Mon, Aug 17

12:00 PM

Mon, Aug 17

Possible

9:00 PM

Mon, Aug 17

1:00 PM

Mon, Aug 17

Night

10:00 PM

Mon, Aug 17

2:00 PM

Mon, Aug 17

Night

11:00 PM

Mon, Aug 17

3:00 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 Port Harcourt from Tokyo

Compare typical business hours in Tokyo, Japan and Port Harcourt, Nigeria to find a practical time for calls, meetings or international coordination.

Tokyo

5:18 PM – 6:18 PM

Japan

Best overlap

Port Harcourt

9:18 AM – 10:18 AM

Nigeria

The best time to call Port Harcourt from Tokyo is between 5:18 PM and 6:18 PM in Tokyo. This corresponds to 9:18 AM – 10:18 AM in Port Harcourt.

Other reasonable windows

Tokyo

3:18 PM – 5:18 PM

Port Harcourt

7:18 AM – 9:18 AM

Tokyo

6:18 PM – 9:18 PM

Port Harcourt

10:18 AM – 1:18 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

Tokyo and Port Harcourt time difference explained

Current local-time relationship

Port Harcourt is currently 8 hours behind Tokyo.

Tokyo uses Asia/Tokyo and currently has an offset of UTC+9. Port Harcourt uses Africa/Lagos and currently has an offset of UTC+1.

Working-hours overlap

For a typical 9:00 AM–6:00 PM workday, the cities overlap from 5:00 PM to 6:00 PM in Tokyo, corresponding to 9:00 AM–10:00 AM in Port Harcourt.

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 Tokyo and Port Harcourt.

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Local clocks

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Current time in TokyoCurrent time in Port Harcourt
FAQ

Tokyo to Port Harcourt time difference FAQ

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

What is the time difference between Tokyo and Port Harcourt?

The current time difference between Tokyo and Port Harcourt is 8 hours. Port Harcourt is currently 8 hours behind Tokyo.

Is Port Harcourt ahead of or behind Tokyo?

Port Harcourt is currently 8 hours behind Tokyo.

What time is it in Port Harcourt when it is 9:00 AM in Tokyo?

Using the current UTC offsets, 9:00 AM in Tokyo corresponds to 1:00 AM in Port Harcourt. The exact difference can change when daylight-saving rules change.

What is the best time to call Port Harcourt from Tokyo?

Typical 9:00 AM–6:00 PM business hours overlap between 5:00 PM and 6:00 PM in Tokyo. This corresponds to 9:00 AM–10:00 AM in Port Harcourt.

Can the time difference between Tokyo and Port Harcourt change?

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