Offset
The time difference between Osaka and Phnom Penh is 2 hours.
Osaka (JST) is ahead of Phnom Penh (ICT).
JST: UTC+9
ICT: UTC+7
Neither Osaka nor Phnom Penh is currently observing daylight saving time.
When to schedule
Business-hours overlap: 11 AM–5 PM in Osaka (9 AM–3 PM in Phnom Penh).
Both teams are in working hours during this window on weekdays.
Suggested time: 2:00 PM Osaka (12:00 PM Phnom Penh).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Japan
- New Year's DayThu, Jan 1
- Coming of Age DayMon, Jan 12
- Foundation DayWed, Feb 11
- The Emperor's BirthdayMon, Feb 23
- Vernal Equinox DayFri, Mar 20
- Shōwa DayWed, Apr 29
- Constitution Memorial DayWed, May 6
- Greenery DayMon, May 4
- Children's DayTue, May 5
- Marine DayMon, Jul 20
- Mountain DayTue, Aug 11
- Respect for the Aged DayMon, Sep 21
- Autumnal Equinox DayWed, Sep 23
- Sports DayMon, Oct 12
- Culture DayTue, Nov 3
- Labour Thanksgiving DayMon, Nov 23
About these zones
Osaka uses Japan Standard Time (JST). To call Japan, dial +81.
Phnom Penh uses Indochina Time (ICT). To call Cambodia, dial +855.
Phnom Penh is approximately 2,500 miles southwest of Osaka.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Osaka | Phnom Penh | Day |
|---|---|---|
| 12:00 am | 10:00 pm | -1 day |
| 1:00 am | 11:00 pm | -1 day |
| 2:00 am | 12:00 am | Same day |
| 3:00 am | 1:00 am | Same day |
| 4:00 am | 2:00 am | Same day |
| 5:00 am | 3:00 am | Same day |
| 6:00 am | 4:00 am | Same day |
| 7:00 am | 5:00 am | Same day |
| 8:00 am | 6:00 am | Same day |
| 9:00 am | 7:00 am | Same day |
| 10:00 am | 8:00 am | Same day |
| 11:00 am | 9:00 am | Same day |
| 12:00 pm | 10:00 am | Same day |
| 1:00 pm | 11:00 am | Same day |
| 2:00 pm | 12:00 pm | Same day |
| 3:00 pm | 1:00 pm | Same day |
| 4:00 pm | 2:00 pm | Same day |
| 5:00 pm | 3:00 pm | Same day |
| 6:00 pm | 4:00 pm | Same day |
| 7:00 pm | 5:00 pm | Same day |
| 8:00 pm | 6:00 pm | Same day |
| 9:00 pm | 7:00 pm | Same day |
| 10:00 pm | 8:00 pm | Same day |
| 11:00 pm | 9:00 pm | Same day |
Daylight saving time
Neither Osaka nor Phnom Penh observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:46 AM
- Sunset
- 7:10 PM
- Day length
- 14h 25m
- Sunrise
- 5:37 AM
- Sunset
- 6:24 PM
- Day length
- 12h 47m
Daylight overlap: 11h 33m — 7:37 AM–7:10 PM in Osaka (5:37 AM–5:10 PM in Phnom Penh). Both locations are in daylight during this window.
Cities in these zones
Other cities in Japan Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Japan Standard Time
- HND
- NRT
- ITM
- KIX
- UKB
- NGO
- NKM
- CTS
- OKD
- FUK
Airports in Indochina Time
- KTI
Related conversions
Common conversions
- What is 9:00 am Osaka in Phnom Penh?
- 9:00 am Osaka is 7:00 am Phnom Penh.
- What is 12:00 pm Osaka in Phnom Penh?
- 12:00 pm Osaka is 10:00 am Phnom Penh.
- What is 12:30 pm Osaka in Phnom Penh?
- 12:30 pm Osaka is 10:30 am Phnom Penh.
- What is 2:00 pm Osaka in Phnom Penh?
- 2:00 pm Osaka is 12:00 pm Phnom Penh.
- What is 5:00 pm Osaka in Phnom Penh?
- 5:00 pm Osaka is 3:00 pm Phnom Penh.
- What is 11:30 pm Osaka in Phnom Penh?
- 11:30 pm Osaka is 9:30 pm Phnom Penh.