Singapore is 1 hour behind Tokyo. Midday in Singapore lines up with 13:00 in Tokyo.
Singapore is in the Asia/Singapore timezone. Tokyo is in Asia/Tokyo. The difference is 1 hour.
Shared working hours
There is a 7-hour window each day where both Singapore and Tokyo are within standard business hours (09:00–17:00).
00:0006:0012:0018:0024:00
Singapore
Tokyo
Overlap (7h)
When to schedule across time zones
Both Singapore and Tokyo are in standard hours simultaneously for 7h per day. 3 recommended slots shown below.
09:00 Singapore / 10:00 Tokyo✓ Both working
10:00 Singapore / 11:00 Tokyo✓ Both working
11:00 Singapore / 12:00 Tokyo✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
Singapore3 holidays
Aug 10National Day
Nov 9Deepavali
Dec 25Christmas Day
Tokyo7 holidays
Jul 20Marine Day
Aug 11Mountain Day
Sep 21Respect for the Aged Day
Sep 23Autumnal Equinox Day
Oct 12Sports Day
How to work with Singapore and Tokyo time zones
Working across Singapore (Singapore) and Tokyo (Japan) involves a 1-hour gap. The good news: there is a 7-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.
💡 How to schedule across these time zones
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09:00–10:00 in Singapore = 10:00–11:00 in Tokyo. Both sides are in standard business hours during this window.
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10:00–11:00 in Singapore = 11:00–12:00 in Tokyo. Both sides are in standard business hours during this window.
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11:00–12:00 in Singapore = 12:00–13:00 in Tokyo. Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in Singapore. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
