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San Diego vs Tokyo Time Difference

Tokyo, Japan is 8 hours behind San Diego, USA. When it is 9:00 AM in San Diego, it is 1:00 AM in Tokyo. The two cities have no standard business hours overlap (9 AM - 5 PM), so meetings will require early morning or late evening for one party.

What is the best time to call Tokyo from San Diego?

There is no standard business hours overlap between San Diego and Tokyo. Consider early morning or late evening calls, or use WorldClock.lol's meeting planner to find the least disruptive time.

When do business hours overlap between San Diego and Tokyo?

San Diego and Tokyo have no overlapping standard business hours due to the 8-hour time difference.

Business Context

San Diego and Tokyo maintain active business relationships across various industries.

San Diego and Tokyo have no overlapping business hours. This "follow the sun" arrangement is common in the region to East Asia collaborations.

Calling Tokyo from San Diego

Reaching Tokyo from San Diego means extending your workday. Your early evening (5-7 PM) catches their morning standup time.

Best Call Window: 5:00 PM - 8:00 PM San Diego time (morning in Tokyo)

Working with Tokyo-Based Teams

Collaborating with Tokyo from San Diego requires intentional async workflows. Use detailed written communication, recorded video updates, and limit meetings to essential discussions.

Meeting Planning Tips

With 8 hours between San Diego and Tokyo, consider async communication for non-urgent matters. For meetings, someone will need to adjust their schedule.

Frequently Asked Questions

What is the time difference between San Diego and Tokyo?

Tokyo is 8 hours behind San Diego. When it is 9:00 AM in San Diego, it is 1:00 AM in Tokyo.

What is the best time to call Tokyo from San Diego?

The best time to call Tokyo from San Diego is between 8:00 AM and 12:00 PM San Diego time. This corresponds to 12:00 AM to 4:00 AM in Tokyo, which typically falls within business hours.

When do business hours overlap between San Diego and Tokyo?

Business hours (9 AM - 5 PM) in San Diego and Tokyo overlap for approximately 0 hours per day. The optimal window for meetings is during this overlap period.

San Diego to Tokyo Time Difference

Tokyo is 8 hours behind San Diego.

The best time for a meeting is 3:00 PM PDT in San Diego, which is 7:00 AM GMT+9 in Tokyo.

Compare Times Visually

Drag the scrubber to see how times compare throughout the day.

06:00 PMFri, Mar 13Drag to explore times
1420020814
🏖️
San DiegoUSA
Reference
06:00 PM☀️🌙
🗾
TokyoJapan
+16h
10:00 AM☀️🌙
06:00 PM
🏖️

San Diego

USA

06:44 PM

Friday, March 13

vs-8h
🗾

Tokyo

Japan

10:44 AM

Saturday, March 14

Find the Best Meeting Time

With 8 hours between San Diego and Tokyo, consider async communication for non-urgent matters. For meetings, someone will need to adjust their schedule.

Note: There's limited overlap in business hours. Consider rotating meeting times for fairness.

Ideal (9AM-5PM both) Possible (7AM-9PM both) Poor (outside hours)
San DiegoTokyo
00:0016:00
01:0017:00
02:0018:00
03:0019:00
04:0020:00
05:0021:00
06:0022:00
07:0023:00
08:0000:00
09:0001:00
10:0002:00
11:0003:00
12:0004:00
13:0005:00
14:0006:00
15:0007:00
16:0008:00
17:0009:00
18:0010:00
19:0011:00
20:0012:00
21:0013:00
22:0014:00
23:0015:00

Quick Select (Business Hours)

Business Context

San Diego and Tokyo maintain active business relationships across various industries.

San Diego and Tokyo have no overlapping business hours. This "follow the sun" arrangement is common in the region to East Asia collaborations.

Calling Tokyo from San Diego

Reaching Tokyo from San Diego means extending your workday. Your early evening (5-7 PM) catches their morning standup time.

Best Call Window: 5:00 PM - 8:00 PM San Diego time (morning in Tokyo)

Working with Tokyo-Based Teams

Collaborating with Tokyo from San Diego requires intentional async workflows. Use detailed written communication, recorded video updates, and limit meetings to essential discussions.

Frequently Asked Questions

What is the time difference between San Diego and Tokyo?

Tokyo is 8 hours behind San Diego. When it is 9:00 AM in San Diego, it is 1:00 AM in Tokyo.

What is the best time to call Tokyo from San Diego?

The best time to call Tokyo from San Diego is between 8:00 AM and 12:00 PM San Diego time. This corresponds to 12:00 AM to 4:00 AM in Tokyo, which typically falls within business hours.

When do business hours overlap between San Diego and Tokyo?

Business hours (9 AM - 5 PM) in San Diego and Tokyo overlap for approximately 0 hours per day. The optimal window for meetings is during this overlap period.