Time Difference Between Tokyo and Phnom Penh

The time difference between Tokyo and Phnom Penh is 2 hours. When it is 12:00 noon in Tokyo, it is 10:00 in Phnom Penh. Tokyo uses the Asia/Tokyo time zone (UTC+9), while Phnom Penh uses Asia/Phnom_Penh (UTC+7).

Phnom Penh is 2 hours behind Tokyo — 2 hours
Tokyo, Japan
06:00:50
Friday, March 27, 2026
UTC+9 · JST
↔
Phnom Penh, Cambodia
04:00:50
Friday, March 27, 2026
UTC+7 · +07

Time Zone Details: Tokyo vs Phnom Penh

Detail Tokyo Phnom Penh
Time Zone IDAsia/TokyoAsia/Phnom_Penh
UTC OffsetUTC+9UTC+7
AbbreviationJST+07
DST ActiveNoNo
CountryJapanCambodia
RegionAsiaAsia

Best Time to Schedule a Call

There are 6 overlapping business hours between Tokyo and Phnom Penh (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

11:00–17:00 in Tokyo  =  09:00–15:00 in Phnom Penh

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Tokyo time to Phnom Penh time. Rows highlighted in green indicate overlapping business hours in both cities.

Tokyo Phnom Penh
00:00 22:00 (-1 day) Night
01:00 23:00 (-1 day) Night
02:00 00:00 Night
03:00 01:00 Night
04:00 02:00 Night
05:00 03:00 Night
06:00 04:00
07:00 05:00
08:00 06:00
09:00 07:00
10:00 08:00
11:00 09:00 Overlap
12:00 10:00 Overlap
13:00 11:00 Overlap
14:00 12:00 Overlap
15:00 13:00 Overlap
16:00 14:00 Overlap
17:00 15:00
18:00 16:00
19:00 17:00
20:00 18:00
21:00 19:00
22:00 20:00 Night
23:00 21:00 Night

Daylight Saving Time (DST) Impact

Neither Tokyo nor Phnom Penh is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Tokyo–Phnom Penh Scheduling

Compare Tokyo and Phnom Penh with Other Cities

From Tokyo

Tokyo vs New York Tokyo vs London Tokyo vs Sydney Tokyo vs Dubai Tokyo vs Los Angeles Tokyo vs Paris Tokyo vs Singapore Tokyo vs Berlin Tokyo vs Toronto Tokyo vs Hong Kong Tokyo vs Mumbai Tokyo vs Seoul Tokyo vs Chicago Tokyo vs San Francisco Tokyo vs Moscow Tokyo vs Bangkok Tokyo vs Shanghai Tokyo vs Sao Paulo Tokyo vs Mexico City Tokyo vs Cairo Tokyo vs Johannesburg

From Phnom Penh

Phnom Penh vs New York Phnom Penh vs London Phnom Penh vs Sydney Phnom Penh vs Dubai Phnom Penh vs Los Angeles Phnom Penh vs Paris Phnom Penh vs Singapore Phnom Penh vs Berlin Phnom Penh vs Toronto Phnom Penh vs Hong Kong Phnom Penh vs Mumbai Phnom Penh vs Seoul Phnom Penh vs Chicago Phnom Penh vs San Francisco Phnom Penh vs Moscow Phnom Penh vs Bangkok Phnom Penh vs Shanghai Phnom Penh vs Sao Paulo Phnom Penh vs Mexico City Phnom Penh vs Cairo Phnom Penh vs Johannesburg

Frequently Asked Questions

What is the time difference between Tokyo and Phnom Penh?

The time difference is 2 hours. Phnom Penh is 2 hours behind Tokyo.

Does the time difference change during the year?

It can. If either Tokyo or Phnom Penh observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

When is the best time to call from Tokyo to Phnom Penh?

The best window is between 11:00 and 17:00 Tokyo time, which corresponds to 09:00–15:00 in Phnom Penh. Both sides fall within normal business hours.

How do I convert Tokyo time to Phnom Penh time?

Subtract 2 hours from Tokyo time to get Phnom Penh time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.