CET ↔ JST Time Converter

Convert CET to JST instantly. Central European Time is UTC+1 / UTC+2 (CEST) and Japan Standard Time is UTC+9 — a 8h ahead difference. Enter any time in either field — both are fully editable. Use the ⇄ button to swap directions.

🕐 Live Current Times

CET
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--
Central European Time
8h ahead
⇄ JST→CET
JST
--:--:--
--
Japan Standard Time

⚡ Bidirectional Time Converter

CET (UTC+1 / UTC+2 (CEST)) → JST (UTC+9) · Difference: 8h ahead (auto-adjusts for DST)

ℹ️ Timezone Details

CET Offset
UTC+1 / UTC+2 (CEST)
JST Offset
UTC+9
Difference
8h ahead
CET Full Name
Central European Time
JST Full Name
Japan Standard Time
Vice Versa
JST → CET ↗

🤝 Best Meeting Hours Between CET and JST

Because JST is 8h ahead CET, use this table to plan calls that fall in reasonable working hours for both sides.

CETJSTSuitability
7:00 AM3:00 PMGood — early morning start
8:00 AM4:00 PMBest overlap
9:00 AM5:00 PMBest overlap
10:00 AM6:00 PMBest overlap
11:00 AM7:00 PMGood — late afternoon

🏙️ Cities Covered by Each Time Zone

CET Cities
Paris, Berlin, Rome, Madrid, Amsterdam, Brussels, Vienna, Warsaw
JST Cities
Tokyo, Osaka, Kyoto, Yokohama, Nagoya, Sapporo, Fukuoka

Note: Some timezones observe Daylight Saving Time, so the offset may change seasonally. The live clocks and converter on this page adjust automatically.

📋 Full 24-Hour Conversion Table — CET to JST

CET (12h)CET (24h)JST (12h)JST (24h)DayType
12:00 AM00:008:00 AM08:00—Night
1:00 AM01:009:00 AM09:00—Night
2:00 AM02:0010:00 AM10:00—Night
3:00 AM03:0011:00 AM11:00—Night
4:00 AM04:0012:00 PM12:00—Night
5:00 AM05:001:00 PM13:00—Night
6:00 AM06:002:00 PM14:00—
7:00 AM07:003:00 PM15:00—
8:00 AM08:004:00 PM16:00—
9:00 AM09:005:00 PM17:00—Business
10:00 AM10:006:00 PM18:00—Business
11:00 AM11:007:00 PM19:00—Business
12:00 PM12:008:00 PM20:00—Business
1:00 PM13:009:00 PM21:00—Business
2:00 PM14:0010:00 PM22:00—Business
3:00 PM15:0011:00 PM23:00—Business
4:00 PM16:0012:00 AM00:00+1 DayBusiness
5:00 PM17:001:00 AM01:00+1 DayBusiness
6:00 PM18:002:00 AM02:00+1 Day
7:00 PM19:003:00 AM03:00+1 Day
8:00 PM20:004:00 AM04:00+1 Day
9:00 PM21:005:00 AM05:00+1 Day
10:00 PM22:006:00 AM06:00+1 DayNight
11:00 PM23:007:00 AM07:00+1 DayNight

Note: this table uses a fixed offset. During Daylight Saving Time the difference may change — use the live converter above which adjusts automatically.

🔗 Related Converters

💡 How to Convert CET to JST

1
Find the offset — Central European Time is UTC+1 / UTC+2 (CEST) and Japan Standard Time is UTC+9. The difference between them is 8h ahead.
2
Use either input field — Type a time in the CET field to get the JST equivalent, or type in the JST field to get the CET time. Both fields are editable.
3
Swap directions — Click ⇄ to instantly swap the conversion direction, or visit the JST to CET page.
4
Check the table — The 24-hour reference table shows every hour converted, with working hours marked green and late night/early morning marked orange.
5
Watch for day changes — Some times cross midnight, so a "+1 Day" or "-1 Day" note appears to show the date is different in the converted timezone.

❓ FAQ — CET to JST

What is the time difference between CET and JST?

Japan Standard Time (JST) is 8h ahead Central European Time (CET).

How do I convert CET to JST?

Use the converter above — type any time in the CET field and the JST result appears instantly. You can also refer to the 24-hour table on this page.

Is JST ahead or behind CET?

Japan Standard Time (JST) is 8h ahead Central European Time (CET).

How do I convert JST back to CET?

Simply type in the JST field in the bidirectional converter above — it works in both directions. Or visit the dedicated JST to CET converter page.

What is the best overlap time for meetings between CET and JST?

Use the meeting hours table above to find windows where both timezones fall within reasonable working hours.