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Convert SGT to JST

Singapore Time (SGT) to Japan Standard Time (JST)

When it's 12:00 PM in Singapore, it's 1:00 PM in Tokyo

SGT UTC+8 JST UTC+9 +1h

Interactive Converter

Pick any time and date to convert between SGT and JST.

SGT to JST Conversion Table

Full 24-hour comparison. Business hours (9 AM -- 6 PM) are highlighted.

Singapore (SGT) Tokyo (JST)
12:00 AM 1:00 AM
1:00 AM 2:00 AM
2:00 AM 3:00 AM
3:00 AM 4:00 AM
4:00 AM 5:00 AM
5:00 AM 6:00 AM
6:00 AM 7:00 AM
7:00 AM 8:00 AM
8:00 AM 9:00 AM
9:00 AM 10:00 AM
10:00 AM 11:00 AM
11:00 AM 12:00 PM
12:00 PM 1:00 PM
1:00 PM 2:00 PM
2:00 PM 3:00 PM
3:00 PM 4:00 PM
4:00 PM 5:00 PM
5:00 PM 6:00 PM
6:00 PM 7:00 PM
7:00 PM 8:00 PM
8:00 PM 9:00 PM
9:00 PM 10:00 PM
10:00 PM 11:00 PM
11:00 PM 12:00 AM +1 day

Best Meeting Window

Top meeting times for teams in SGT and JST (9 AM -- 6 PM work hours, 1-hour meeting).

12a
3a
6a
9a
12p
3p
6p
9p
Singapore
Tokyo
Overlap
Everyone available
Most available
Some overlap
Outside work hours
1 1:00 PM -- 2:00 PM in Singapore
Singapore: 1:00 PM Tokyo: 2:00 PM

All members within working hours. Everyone in mid-day range.

9.7 / 10
2 12:00 PM -- 1:00 PM in Singapore
Singapore: 12:00 PM Tokyo: 1:00 PM

All members within working hours. Everyone in mid-day range.

9.3 / 10
3 2:00 PM -- 3:00 PM in Singapore
Singapore: 2:00 PM Tokyo: 3:00 PM

All members within working hours. Everyone in mid-day range.

9.3 / 10

Try the Meeting Planner with custom work hours →

Time Difference & DST

JST is 1 hour ahead of SGT all year.

Dates SingaporeTokyo Difference
Jan 1, 2026 – Dec 31, 2027 UTC+8UTC+9 +1h

Singapore, Tokyo do not use daylight saving time.

Use the interactive converter for a specific date.

Major Cities

Singapore Time (SGT)

  • Singapore
  • Kuala Lumpur
  • Johor Bahru

Japan Standard Time (JST)

  • Tokyo
  • Osaka
  • Yokohama

Related Conversions

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PT → JST +16/+17h
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JST → PT -17/-16h
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ET → SGT +12/+13h
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SGT → ET -13/-12h
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PT → SGT +15/+16h
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SGT → PT -16/-15h
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CET → JST +7/+8h
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JST → CET -8/-7h
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CET → SGT +6/+7h
Berlin → Singapore
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SGT → CET -7/-6h
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Popular Conversions

ET → IST +9:30/+10:30h
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ET → GMT +4/+5h
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ET → CET +5/+6h
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PT → IST +12:30/+13:30h
Los Angeles → Mumbai
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ET → PT -3h
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PT → GMT +7/+8h
Los Angeles → GMT
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CET → IST +3:30/+4:30h
Berlin → Mumbai
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UTC → ET -5/-4h
UTC → New York
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ET → JST +13/+14h
New York → Tokyo
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GMT → IST +5:30h
GMT → Mumbai
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PT → CET +8/+9h
Los Angeles → Berlin
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ET → AEST +14/+15/+16h
New York → Sydney
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