JST to GMT Converter — Japan to Greenwich Standard Time
Convert Japan Standard Time (JST) to Greenwich Mean Time (GMT) instantly. Coordinate Tokyo-London meetings easily with our free online time zone converter.
24-Hour Conversion Chart
Japan to United Kingdom
Schedule meetings between Tokyo and London. The 8-9 hour gap requires some flexibility.
Converter Features
8-9 Hour Gap
Varies based on UK daylight saving.
BST Handling
Adjusts for UK daylight saving changes.
Bi-Directional
Swap to see UK time from Tokyo.
Finance Ready
Essential for Tokyo-London banking.
How this JST to GMT Converter works
The JST to GMT Converter runs entirely in your browser using JavaScript. Unlike other tools that send your data to a server, we process everything locally on your device. This guarantees 100% privacy and blazing fast speed.
- No server interaction – data never leaves your device
- Instant results since there is no network latency
- Works offline once the page is loaded
- Free to use with no usage limits
How to Use
Input
Enter or paste your content into the input field.
Action
Click the primary button to generate or format.
Result
Copy your result immediately from the output box.
Frequently Asked Questions
What is the JST to GMT offset?
Does the UK observe DST?
Best overlap times?
Does Japan observe DST?
Is this private?
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The JST to GMT Converter is maintained by CodeItBro. We aim to provide the best free developer tools on the web. If you have feedback or suggestions, please visit our contact page.
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