Oslo to Tokyo
+7hOslo
CESTSOURCETokyo
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
CEST and JST on the World Map
The map below highlights the CEST (Central European Time) and JST (Japan Standard Time) timezone regions across the globe.
CET – Central European Time
UTC+01:00Central European Time (CET) is used across most of Western and Central Europe, 1 hour ahead of UTC.
- •CET covers more European countries than any other time zone.
- •Spain uses CET despite being geographically aligned with GMT/WET.
- •The Frankfurt Stock Exchange, Euronext (Amsterdam/Paris), and Borsa Italiana operate on CET.
- •Over 500 million people live in the CET time zone.
- •France moved to CET during the German occupation in WWII and never switched back.
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 Oslo
WikipediaOslo operates on Central European Time (CET/CEST). As home to the world's largest sovereign wealth fund and major oil firms, Oslo influences global energy markets.
Oslo aims to be car-free by 2030.
About Tokyo
WikipediaTokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
The Tokyo subway system moves approximately 8.7 million passengers daily.
Comparing Time Zones: Oslo and Tokyo
Oslo runs on Central European Summer Time (CEST) at UTC+02:00, currently observing daylight saving time. Tokyo runs on Japan Standard Time (JST) at UTC+09:00. That puts Oslo 7 hours ahead of Tokyo — a difference of +7h at the current offsets.
In practice, when it is 9:00 AM in Oslo it is 4:00 PM in Tokyo. Midnight in Oslo is 7:00 AM in Tokyo.Oslo observes daylight saving time while Tokyo does not, so the gap narrows or widens by an hour part of the year.
Oslo to Tokyo time conversion table
| Oslo (CEST) | Tokyo (JST) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | same day |
| 6:00 AM | 1:00 PM | same day |
| 7:00 AM | 2:00 PM | same day |
| 8:00 AM | 3:00 PM | same day |
| 9:00 AM | 4:00 PM | same day |
| 12:00 PM | 7:00 PM | same day |
| 3:00 PM | 10:00 PM | same day |
| 5:00 PM | 12:00 AM | next day |
| 6:00 PM | 1:00 AM | next day |
| 9:00 PM | 4:00 AM | next day |
Why people convert Oslo to Tokyo time
- Scheduling a call from Oslo to Tokyo: a 10:00 AM start in Oslo lands at 5:00 PM in Tokyo, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Oslo and Tokyo are inside the 9-to-5 working day between 9:00 AM and 10:00 AM CEST time (4:00 PM–5:00 PM JST). That is roughly 1 hours of usable overlap.
- Watching a live event or market open: Oslo viewers need 4:00 PM in Tokyo to catch a 9:00 AM start there, and 5:00 PM if the event is anchored to Oslo.
- Always state the zone abbreviation, not just the hour. "3:00 PM CEST" is unambiguous; "3 PM" across a +7h gap is not.
- Block 9:00 AM–10:00 AM CEST as the recurring meeting window if you work primarily from Oslo and need Tokyo colleagues present.
- Oslo: Clocks fall back on Sun, Oct 25, 2026. Re-check this page after that date because the offset changes and so does the +7h gap.
About CET (Central European Time)
Central European Time (CET) is the standard time zone for most of Europe, covering over 30 countries from Spain to Poland, and from Norway to Italy. CET is 1 hour ahead of GMT and is used by the European Union's most populous nations. During summer, most CET countries switch to Central European Summer Time (CEST, UTC+02:00). Major European financial markets in Frankfurt, Paris, and Amsterdam operate on CET.
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 Oslo and Tokyo
Both Oslo and Tokyo sit inside the 9 AM – 5 PM working day between 9:00 AM–10:00 AM CEST, which is 4:00 PM–5:00 PM JST. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Oslo and Tokyo overlap for only 60 minutes (9:00 AM–10:00 AM CEST), so meetings have to be booked precisely.
Oslo is 7 hours ahead of Tokyo (CEST UTC+02:00 → JST UTC+09:00). The shared working window is 9:00 AM–10:00 AM CEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Oslo
☀ Currently in DST
Standard: UTC+01:00 · DST: UTC+02:00
Clocks fall back on Sun, Oct 25, 2026
Tokyo
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 Oslo and Tokyo?
Oslo (CEST, UTC+02:00) is 7 hours ahead of Tokyo (JST, UTC+09:00). The gap is currently +7h.
How do I convert Oslo time to Tokyo time?
Add +7h to Oslo local time. For example, 9:00 AM in Oslo is 4:00 PM in Tokyo.
What time is it in Tokyo right now?
Tokyo 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 +7h offset from Oslo.
What is the best time to call Tokyo from Oslo?
Call between 9:00 AM and 10:00 AM CEST — that maps to 4:00 PM–5:00 PM JST and keeps both parties inside the working day.
Which is ahead, Oslo or Tokyo?
Oslo is 7 hours ahead of Tokyo. When it is 12:00 PM in Oslo it is 7:00 PM in Tokyo.
Do Oslo and Tokyo use different time zones?
Oslo (Norway) uses CEST at UTC+02:00, while Tokyo (Japan) uses JST at UTC+09:00. The IANA identifiers are Europe/Oslo and Asia/Tokyo.
Does daylight saving time affect the Oslo–Tokyo difference?
Yes at the moment: Oslo is on daylight saving time and Tokyo is not, so the +7h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Oslo's time zone?
CEST also covers Paris, Berlin, Rome, Madrid, Amsterdam, Brussels, Vienna, Warsaw and 10 more.
Which countries use CEST, Oslo's zone?
CEST is used in Germany, France, Italy, Spain, Netherlands, Belgium, Austria, Switzerland and 19 more.
Is there a day difference between Oslo and Tokyo?
Not normally. The +7h gap only pushes the date over for late-evening times.
What is the time difference between Oslo and Tokyo?
Tokyo is +7h from Oslo.
What timezone is Oslo in?
Oslo operates on Central European Time (CET/CEST). As home to the world's largest sovereign wealth fund and major oil firms, Oslo influences global energy markets.
What timezone is Tokyo in?
Tokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
What are the business hours in Oslo?
Standard business hours in Oslo are 8:00 AM - 4:00 PM CET.
What are the business hours in Tokyo?
Standard business hours in Tokyo are 9:00 AM - 6:00 PM JST.
What is the best time to schedule a call between Oslo and Tokyo?
The best overlap for a call is when both cities are in business hours. Oslo works 8:00 AM - 4:00 PM CET and Tokyo works 9:00 AM - 6:00 PM JST (+7h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Oslo and Tokyo?
Oslo uses NOK (kr) while Tokyo uses JPY (¥). Check current exchange rates when planning travel or business between these cities.
How do Oslo and Tokyo compare in size?
Oslo has a population of approximately 693,000 (metro: 1.5 million), while Tokyo has approximately 14 million (metro: 37.4 million).
What are the major landmarks in Oslo and Tokyo?
Oslo is known for Oslo Opera House, Vigeland Park, Akershus Fortress. Tokyo is famous for Tokyo Tower, Shibuya Crossing, Senso-ji Temple.
Do Oslo and Tokyo have stock exchanges?
Yes. Oslo has the OSE (Oslo Stock Exchange) and Tokyo has the TSE (Tokyo Stock Exchange). The +7h time difference affects trading hour overlaps between these exchanges.
Which countries use CET (Central European Time)?
CET is used in Germany, France, Italy, Spain, Netherlands, Belgium, and 21 more countries.
Does CET observe daylight saving time?
Yes, CET switches to CEST during summer months.
What are some interesting facts about CET?
CET covers more European countries than any other time zone. Spain uses CET despite being geographically aligned with GMT/WET.
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 Oslo, what time is it in Tokyo?
When it is 12:00 AM (midnight) in Oslo (CET), it is +7h later in Tokyo (JST).
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