Convert JST to CET
Compare Japan Standard Time and Central European Time with a live converter, hourly table, and tools to plan meetings across regions.
How JST to CET Works
Convert Japan Standard Time (UTC+9) to Central European Time (UTC+1) instantly using the current offset difference. The converter also accounts for seasonal changes when CET shifts to CEST.
Hour-by-Hour Time Table
Use the visual hour-by-hour table to compare JST and CET across the day. Scan overlapping business hours, then export selected times as ICS or add them to Google Calendar and Gmail.
Schedule Meetings Accurately
Find practical meeting times between Japan Standard Time and Central European Time with automatic DST adjustment and historical rule tracking. Time data is kept accurate using the IANA timezone database.
How to Convert JST to CET
Open the JST to CET converter: Go to https://www.xconvert.com/time-converter/jst-to-cet-converter. The page opens with Japan Standard Time and Central European Time already set up in the comparison grid, which is useful when you need to line up a Tokyo business call with teams in Germany, France, Italy, or other CET markets.
Add comparison cities: Click + Add City and add cities that matter to your schedule, such as Tokyo for Japan headquarters, Berlin for manufacturing or enterprise software teams, and Paris or Milan for client meetings in fashion, luxury, automotive, or finance. This makes the grid more practical for companies coordinating product launches, supplier calls, or support coverage between Japan and continental Europe.
Select a time range on the grid: Click Select, then drag across the colored timeline in the JST row to highlight a meeting window in purple. For example, dragging across 9:00 JST to 12:00 JST shows the corresponding CET times of 1:00 CET to 4:00 CET, which helps confirm whether an early Japan work session overlaps with the European business day.
Export and share the result: After selecting the range, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is especially useful when a Tokyo operations team needs to send a confirmed handoff window to partners in Austria, Belgium, Spain, or Switzerland so everyone receives the timing in their own calendar workflow.
Understanding the JST to CET Time Difference
Japan Standard Time (JST) is UTC+9, and Central European Time (CET) is UTC+1. CET is 8 hours behind JST, which also means JST is 8 hours ahead of CET. In practical terms, when the workday starts in Japan, much of CET is still in the very early morning.
The fixed examples make the relationship easy to use in day-to-day planning: 9:00 JST = 1:00 CET, 12:00 JST = 4:00 CET, 15:00 JST = 7:00 CET, and 18:00 JST = 10:00 CET. These examples are especially helpful for remote teams scheduling engineering standups, logistics updates, or customer briefings between Japan and Europe.
JST does not observe DST, so Japan keeps the same time year-round. CET is a standard-time abbreviation, and its daylight saving counterpart is CEST, so the JST-to-CET difference changes during the part of the year when Central Europe is on daylight saving time rather than standard time. That means the 8-hour difference applies when Europe is on CET, and the difference changes during the months when CEST is in effect.
CET is used across a broad part of Europe and nearby regions, including Albania, Algeria, Andorra, Austria, Belgium, Bosnia and Herzegovina, Croatia, Czechia, Denmark, France, Germany, Gibraltar, Hungary, Italy, Liechtenstein, Luxembourg, Malta, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, San Marino, Serbia, Slovakia, Slovenia, Spain, Svalbard and Jan Mayen, Sweden, Switzerland, Tunisia, and Vatican. For businesses in Japan working with European distributors, automotive suppliers, luxury brands, banks, or industrial partners, that wide geographic coverage makes CET one of the most important comparison zones after JST.
Best Times for Calls and Meetings Between JST and CET
The JST-to-CET gap is large enough that the most realistic overlap usually happens during the late afternoon and early evening in Japan, which lines up with the morning in CET. The clearest example is 15:00 JST = 7:00 CET and 18:00 JST = 10:00 CET, creating a practical overlap for teams that need at least part of both business days available.
For many cross-border meetings, a 15:00-18:00 JST window is one of the most workable choices because it maps to 7:00-10:00 CET. That can suit European participants starting early and Japanese participants still within the normal business day, which is useful for sales reviews, supply chain coordination, and project handoffs between Tokyo and cities such as Berlin, Paris, Amsterdam, or Milan.
Earlier Japan times are usually harder for live collaboration with CET. For example, 9:00 JST = 1:00 CET and 12:00 JST = 4:00 CET, so a standard morning meeting in Tokyo lands deep in the night or very early morning in Central Europe. That makes those hours better for asynchronous work such as sending reports, preparing design feedback, or handing over documents before Europe comes online.
If your team must include both Japan and CET countries regularly, it often helps to reserve recurring live calls for the Japan late afternoon block and use the rest of the day for async updates. This approach is common in manufacturing, enterprise software, e-commerce, and international procurement, where Tokyo-based teams may need same-day communication with partners across Germany, France, the Netherlands, Spain, and Switzerland.
Frequently Asked Questions
What is the time difference between JST and CET?
Japan Standard Time is 8 hours ahead of Central European Time, and CET is 8 hours behind JST. That means a daytime schedule in Japan often maps to very early morning hours in Central Europe, which is why late afternoon JST is usually the best period for live meetings.
When is 9 AM JST in CET?
9:00 JST = 1:00 CET. This is typically too early for a normal business meeting in most CET locations, so it is more useful for sending updates that European colleagues can review when their workday begins.
When is 12 PM JST in CET?
12:00 JST = 4:00 CET. A noon meeting in Japan still falls before the normal start of business for many teams in Central Europe, so it may work only for urgent coordination or for participants willing to join very early.
When is 3 PM JST in CET?
15:00 JST = 7:00 CET. This is one of the more practical conversion points because it begins to create a real overlap between the Japan afternoon and the European morning, which can work for operations calls, account management, and regional planning.
When is 6 PM JST in CET?
18:00 JST = 10:00 CET. This is often a strong option for live meetings because it places Japan at the end of the business day and CET in the middle of the morning, giving both sides a more workable meeting slot.
Does the difference between JST and CET change during DST?
Yes. JST does not observe daylight saving time, while CET is the standard-time label used in Europe and its daylight saving counterpart is CEST. As a result, the 8-hour difference applies when Europe is on CET, and the difference changes during the months when Central Europe switches to daylight saving time.
What is the best meeting time between JST and CET?
A strong meeting window is usually in the late afternoon in Japan, especially around the range illustrated by 15:00 JST = 7:00 CET through 18:00 JST = 10:00 CET. That window gives Japan enough daytime availability while placing Europe into the early or mid-morning, which is far more practical than asking CET teams to join at 1:00 CET or 4:00 CET.
Which countries use CET when comparing with JST?
CET is used in many European and nearby markets, including Austria, Belgium, France, Germany, Italy, Netherlands, Norway, Poland, Spain, Sweden, Switzerland, Tunisia, and Vatican, along with many others across Central and Western Europe. For Japanese companies managing exports, procurement, finance, or regional partnerships, this means one JST-to-CET comparison can cover a large share of their European business activity.