Singapore TokyoSGT to JST Time Converter
Singapore (SGT, UTC+8) is currently 1 hour behind Tokyo (JST, UTC+9). Compare live clocks, convert any hour, and find times to meet.
Quick answer
When it's in Singapore, it's the same day in Tokyo.
Singapore (SGT) runs 1 hour behind Tokyo (JST). Both sides keep standard office hours with a real 9–6 overlap — the highlighted window below works for everyone.
- Time difference
- +1h 00m
- SGT
- UTC+8
- JST
- UTC+9
- Best call window
- 9:00 AM SGT
SGT to JST conversion table
The next 12 hours in SGT and the matching local time in JST. The current hour is highlighted; drag the converter's slider and the table follows.
| SGT | JST |
|---|---|
| NOW Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Tue, Jun 23 |
Best time to meet between SGT & JST
Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.
This time difference never changes
Neither side observes daylight saving against the other, so the gap stays constant all year. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair — every combination is a live tool, not an article.
From SGT
To JST
One source of truth — for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am SGT time in JST?", it can cite the exact, DST-aware result — not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with IANA zones and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "SGT → JST",
"url": "https://worldclock.pro/en/convert/sgt-to-jst",
"from": {
"name": "SGT",
"type": "timezone",
"abbreviation": "SGT",
"daylightAbbreviation": null,
"iana": "Asia/Singapore",
"standardUtcOffset": "+08:00",
"daylightUtcOffset": null,
"referenceCity": "Singapore"
},
"to": {
"name": "JST",
"type": "timezone",
"abbreviation": "JST",
"daylightAbbreviation": null,
"iana": "Asia/Tokyo",
"standardUtcOffset": "+09:00",
"daylightUtcOffset": null,
"referenceCity": "Tokyo"
},
"currentDifferenceMinutes": 60,
"possibleDifferencesMinutes": [
60
],
"note": "The difference is constant year-round."
}
Frequently asked questions
What is the time difference between SGT and JST?
SGT is currently 1 hour behind JST. SGT is on SGT (UTC+8) and JST is on JST (UTC+9). The difference can change when either side starts or ends daylight saving time.
Is JST ahead of or behind SGT?
JST is currently 1 hour ahead of SGT.
When it is 9:00 AM in SGT, what time is it in JST?
When it is 9:00 AM on a Monday in SGT, it is 10:00 AM in JST.
Do SGT and JST observe daylight saving time?
SGT does not observe daylight saving time. JST does not observe daylight saving time.
How do I convert SGT time to JST time?
Add 1 hour to any time in SGT to get the time in JST. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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