Casablanca to Osaka
+8hCasablanca
UTC+01:00SOURCEOsaka
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
UTC+01:00 and JST on the World Map
The map below highlights the UTC+01:00 (Western European Time) and JST (Japan Standard Time) timezone regions across the globe.
WET – Western European Time
UTC+00:00Western European Time (WET) is the time zone for Portugal, Morocco, and the Canary Islands, same as UTC+00:00.
- •Portugal is the only mainland European country in the WET time zone.
- •The Canary Islands are on WET despite being part of Spain (which uses CET).
- •WET is identical to GMT and UTC+00:00.
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.
Understanding the +8h Gap: Casablanca vs Osaka
Casablanca runs on Western European Time (UTC+01:00) at UTC+01:00. Osaka runs on Japan Standard Time (JST) at UTC+09:00. That puts Casablanca 8 hours ahead of Osaka — a difference of +8h at the current offsets.
In practice, when it is 9:00 AM in Casablanca it is 5:00 PM in Osaka. Midnight in Casablanca is 8:00 AM in Osaka. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Casablanca to Osaka time conversion table
| Casablanca (UTC+01:00) | Osaka (JST) | Day |
|---|---|---|
| 12:00 AM | 8:00 AM | same day |
| 6:00 AM | 2:00 PM | same day |
| 7:00 AM | 3:00 PM | same day |
| 8:00 AM | 4:00 PM | same day |
| 9:00 AM | 5:00 PM | same day |
| 12:00 PM | 8:00 PM | same day |
| 3:00 PM | 11:00 PM | same day |
| 5:00 PM | 1:00 AM | next day |
| 6:00 PM | 2:00 AM | next day |
| 9:00 PM | 5:00 AM | next day |
Why people convert Casablanca to Osaka time
- Scheduling a call from Casablanca to Osaka: a 10:00 AM start in Casablanca lands at 6:00 PM in Osaka, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +8h gap: Casablanca and Osaka have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Osaka is 5:00 PM in Casablanca.
- Keeping family and friends in sync: knowing that 8:00 PM in Casablanca is 4:00 AM in Osaka makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM UTC+01:00" is unambiguous; "3 PM" across a +8h gap is not.
- With a +8h gap there is no shared 9-to-5 window, so alternate the early start: one week Casablanca takes the early slot, the next week Osaka does.
- Casablanca: Clocks fall back on Sun, Feb 7, 2027. Re-check this page after that date because the offset changes and so does the +8h gap.
About WET (Western European Time)
Western European Time (WET) is used in Portugal, the Canary Islands (Spain), Morocco, and several other locations. It is equivalent to GMT/UTC. During summer, Portugal and the Canary Islands switch to WEST (Western European Summer Time, UTC+01:00).
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 Casablanca and Osaka
With a +8h offset there is no overlap inside a normal 9 AM – 5 PM day. Osaka opens at 9:00 AM JST, which is 5:00 PM in Casablanca, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Casablanca and Osaka have no shared working hours because of the +8h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Casablanca is 8 hours ahead of Osaka (UTC+01:00 UTC+01:00 → JST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Casablanca
❄ Currently in Standard Time
Standard: UTC+01:00 · DST: UTC+00:00
Clocks fall back on Sun, Feb 7, 2027
Osaka
Does not observe DST
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 Casablanca and Osaka?
Casablanca (UTC+01:00, UTC+01:00) is 8 hours ahead of Osaka (JST, UTC+09:00). The gap is currently +8h.
How do I convert Casablanca time to Osaka time?
Add +8h to Casablanca local time. For example, 9:00 AM in Casablanca is 5:00 PM 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 +8h offset from Casablanca.
What is the best time to call Osaka from Casablanca?
There is no shared working-hours window because of the +8h gap. The closest option is 1:00 PM in Casablanca, which is 9:00 PM in Osaka.
Which is ahead, Casablanca or Osaka?
Casablanca is 8 hours ahead of Osaka. When it is 12:00 PM in Casablanca it is 8:00 PM in Osaka.
Do Casablanca and Osaka use different time zones?
Casablanca (Morocco) uses UTC+01:00 at UTC+01:00, while Osaka (Japan) uses JST at UTC+09:00. The IANA identifiers are Africa/Casablanca and Asia/Tokyo.
Does daylight saving time affect the Casablanca–Osaka difference?
Neither zone observes daylight saving time, so the +8h offset between Casablanca and Osaka is fixed all year.
Which other cities share Casablanca's time zone?
UTC+01:00 also covers Lisbon, Porto, Casablanca, Las Palmas, Funchal, Rabat.
Which countries use UTC+01:00, Casablanca's zone?
UTC+01:00 is used in Portugal, Spain (Canary Islands), Morocco, Western Sahara.
Is there a day difference between Casablanca and Osaka?
Not normally. The +8h gap only pushes the date over for late-evening times.
What is the time difference between Casablanca and Osaka?
Osaka is +8h from Casablanca.
What timezone is Casablanca in?
Casablanca 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 WET (Western European Time)?
WET is used in Portugal, Spain (Canary Islands), Morocco, Western Sahara.
Does WET observe daylight saving time?
Yes, WET switches to WEST during summer months.
What are some interesting facts about WET?
Portugal is the only mainland European country in the WET time zone. The Canary Islands are on WET despite being part of Spain (which uses CET).
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 Casablanca, what time is it in Osaka?
When it is 12:00 AM (midnight) in Casablanca (WET), it is +8h later in Osaka (JST).
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