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JST to EST Converter — Japan to Eastern Standard Time Zone

Convert Japan Standard Time (JST) to Eastern Standard Time (EST) instantly. Coordinate Tokyo-New York calls with our free online time zone converter tool.

Japan to US East Coast

Schedule meetings between Tokyo and New York. The 13-14 hour gap needs careful planning.

Tokyo Connect

Converter Features

13-14 Hour Gap

Varies based on US daylight saving.

DST Handling

Adjusts for US daylight saving changes.

Bi-Directional

Swap to see US time from Tokyo.

Business Ready

Essential for Japan-US coordination.

How this JST to EST Converter — Japan to Eastern Standard Time Zone works

The JST to EST 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

1

Input

Enter or paste your content into the input field.

2

Action

Click the primary button to generate or format.

3

Result

Copy your result immediately from the output box.

Frequently Asked Questions

What is the JST to EST offset?
JST is typically 14 hours ahead of EST. So 12:00 PM JST is 10:00 PM EST (previous day).
Does Japan observe DST?
No. Japan stays on JST (UTC+9) all year.
What about US daylight saving?
Yes, the US observes DST. During EDT, the gap is 13 hours.
Best overlap times?
Morning JST (8-10 AM) overlaps with evening EST (6-8 PM previous day).
Is this private?
Yes. All calculations run in your browser.

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The JST to EST 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.