ICT to Osaka
+2hICT
ICTSOURCEOsaka
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and JST on the World Map
The map below highlights the ICT (Indochina Time) and JST (Japan Standard Time) timezone regions across the globe.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •Bangkok is one of the most visited cities in the world.
- •ICT is 12 hours ahead of EST.
- •Thailand, Vietnam, and Cambodia all share ICT.
JST – Japan Standard Time
UTC+09:00Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.
- •Japan does not observe daylight saving time.
- •Tokyo is the most populous metropolitan area in the world.
- •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
- •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
About Osaka
WikipediaOsaka operates on Japan Standard Time (JST), UTC+9. As Japan's second economic center and a manufacturing hub, Osaka shares business hours with Tokyo.
Osaka Castle was originally built in 1583 and has been rebuilt several times.
ICT to Osaka Time Difference – Complete Guide
ICT runs on Indochina Time (ICT) at UTC+07:00. Osaka runs on Japan Standard Time (JST) at UTC+09:00. That puts ICT 2 hours ahead of Osaka — a difference of +2h at the current offsets.
In practice, when it is 9:00 AM in ICT it is 11:00 AM in Osaka. Midnight in ICT is 2:00 AM in Osaka. Neither zone observes daylight saving time, so the offset between them stays constant all year.
ICT to Osaka time conversion table
| ICT (ICT) | Osaka (JST) | Day |
|---|---|---|
| 12:00 AM | 2:00 AM | same day |
| 6:00 AM | 8:00 AM | same day |
| 7:00 AM | 9:00 AM | same day |
| 8:00 AM | 10:00 AM | same day |
| 9:00 AM | 11:00 AM | same day |
| 12:00 PM | 2:00 PM | same day |
| 3:00 PM | 5:00 PM | same day |
| 5:00 PM | 7:00 PM | same day |
| 6:00 PM | 8:00 PM | same day |
| 9:00 PM | 11:00 PM | same day |
Why people convert ICT to Osaka time
- Scheduling a call from ICT to Osaka: a 10:00 AM start in ICT lands at 12:00 PM in Osaka, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both ICT and Osaka are inside the 9-to-5 working day between 9:00 AM and 3:00 PM ICT time (11:00 AM–5:00 PM JST). That is roughly 6 hours of usable overlap.
- Booking travel or deliveries: tracking Osaka local time against ICT keeps pickup windows and arrival estimates honest across the +2h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM ICT" is unambiguous; "3 PM" across a +2h gap is not.
- Block 9:00 AM–3:00 PM ICT as the recurring meeting window if you work primarily from ICT and need Osaka colleagues present.
About ICT (Indochina Time)
Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving time.
About JST (Japan Standard Time)
Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.
Best time to call between ICT and Osaka
Both ICT and Osaka sit inside the 9 AM – 5 PM working day between 9:00 AM–3:00 PM ICT, which is 11:00 AM–5:00 PM JST. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
ICT and Osaka share 6 hours of working-hours overlap (9:00 AM–3:00 PM ICT), so scheduling a live meeting is straightforward.
ICT is 2 hours ahead of Osaka (ICT UTC+07:00 → JST UTC+09:00). The shared working window is 9:00 AM–3:00 PM ICT. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between ICT and Osaka?
ICT (ICT, UTC+07:00) is 2 hours ahead of Osaka (JST, UTC+09:00). The gap is currently +2h.
How do I convert ICT time to Osaka time?
Add +2h to ICT local time. For example, 9:00 AM in ICT is 11:00 AM in Osaka.
What time is it in Osaka right now?
Osaka uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +2h offset from ICT.
What is the best time to call Osaka from ICT?
Call between 9:00 AM and 3:00 PM ICT — that maps to 11:00 AM–5:00 PM JST and keeps both parties inside the working day.
Which is ahead, ICT or Osaka?
ICT is 2 hours ahead of Osaka. When it is 12:00 PM in ICT it is 2:00 PM in Osaka.
Do ICT and Osaka use different time zones?
ICT uses ICT at UTC+07:00, while Osaka (Japan) uses JST at UTC+09:00. The IANA identifiers are Asia/Bangkok and Asia/Tokyo.
Does daylight saving time affect the ICT–Osaka difference?
Neither zone observes daylight saving time, so the +2h offset between ICT and Osaka is fixed all year.
Which other cities share ICT's time zone?
ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
Which countries use ICT, ICT's zone?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Is there a day difference between ICT and Osaka?
Not normally. The +2h gap only pushes the date over for late-evening times.
What is the time difference between ICT and Osaka?
Osaka is +2h from ICT.
What timezone is ICT in?
ICT operates on its local timezone.
What timezone is Osaka in?
Osaka operates on Japan Standard Time (JST), UTC+9. As Japan's second economic center and a manufacturing hub, Osaka shares business hours with Tokyo.
What are the business hours in Osaka?
Standard business hours in Osaka are 9:00 AM - 6:00 PM JST.
Which countries use ICT (Indochina Time)?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Does ICT observe daylight saving time?
No, ICT does not observe daylight saving time and remains at UTC+07:00 year-round.
What are some interesting facts about ICT?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
Which cities are in the JST timezone?
Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.
What is the UTC offset for JST?
Japan Standard Time (JST) is at UTC+09:00.
What should I know about the JST timezone?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
When is it midnight in ICT, what time is it in Osaka?
When it is 12:00 AM (midnight) in ICT (ICT), it is +2h later in Osaka (JST).
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