EAT to JST Converter & Meeting Planner
Quick answer: 9:00 AM EAT = 3:00 PM JST (fixed +03:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Eastern Africa Time (EAT) and Japan Standard Time (JST)? You need to account for the standard time difference. Japan Standard Time is normally 6 hours ahead of Eastern Africa Time. Whether you are coordinating between teams in Nairobi and Addis Ababa and Tokyo and Osaka, our live tool has you covered. Use our interactive overlap studio below to find the perfect waking hours for both regions, taking into account any seasonal Daylight Saving Time (DST) changes.
24-Hour Conversion Table
Quick reference: 12:00 AM EAT = 6:00 AM JST. The full 24-hour EAT to JST table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM EAT = 9:00 PM JST.
| EAT Time | JST Time |
|---|---|
| 12:00 AM (00:00) | 6:00 AM (06:00) |
| 1:00 AM (01:00) | 7:00 AM (07:00) |
| 2:00 AM (02:00) | 8:00 AM (08:00) |
| 3:00 AM (03:00) | 9:00 AM (09:00) |
| 4:00 AM (04:00) | 10:00 AM (10:00) |
| 5:00 AM (05:00) | 11:00 AM (11:00) |
| 6:00 AM (06:00) | 12:00 PM (12:00) |
| 7:00 AM (07:00) | 1:00 PM (13:00) |
| 8:00 AM (08:00) | 2:00 PM (14:00) |
| 9:00 AM (09:00) | 3:00 PM (15:00) |
| 10:00 AM (10:00) | 4:00 PM (16:00) |
| 11:00 AM (11:00) | 5:00 PM (17:00) |
| 12:00 PM (12:00) | 6:00 PM (18:00) |
| 1:00 PM (13:00) | 7:00 PM (19:00) |
| 2:00 PM (14:00) | 8:00 PM (20:00) |
| 3:00 PM (15:00) | 9:00 PM (21:00) |
| 4:00 PM (16:00) | 10:00 PM (22:00) |
| 5:00 PM (17:00) | 11:00 PM (23:00) |
| 6:00 PM (18:00) | 12:00 AM (00:00)+1 day |
| 7:00 PM (19:00) | 1:00 AM (01:00)+1 day |
| 8:00 PM (20:00) | 2:00 AM (02:00)+1 day |
| 9:00 PM (21:00) | 3:00 AM (03:00)+1 day |
| 10:00 PM (22:00) | 4:00 AM (04:00)+1 day |
| 11:00 PM (23:00) | 5:00 AM (05:00)+1 day |
Best time to call Tokyo from Nairobi
For most work calls, compare the normal business day in Nairobi (EAT) with the business day in Tokyo (JST). EAT commonly covers Eastern Africa, Indian Ocean, while JST is mainly associated with East Asia.
⚠️ Note: 2026-07-05 is not a normal workday in one or both regions based on their configured calendar. The overlap below should be treated as a reference, not a guaranteed office-hours window.
✅ The most practical overlap on 2026-07-05 is usually 8:00 AM - 12:00 PM EAT, which corresponds to 2:00 PM - 6:00 PM JST. This window sits inside the typical EAT workday (8:00 AM - 5:00 PM) and the JST workday (9:00 AM - 6:00 PM).
- DST Safety: Neither EAT nor JST uses Daylight Saving Time in our dataset, making business-hour relationships stable year-round.
- Nairobi Securities Exchange (NSE): 09:00-15:00 local time in Nairobi.
- Tokyo Stock Exchange (TSE): 09:00-15:00 local time in Tokyo.
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Frequently Asked Questions
What is the time difference between EAT and JST?
During standard time, Japan Standard Time is 6 hours ahead of Eastern Africa Time.
Do East African countries observe Daylight Saving Time?
None of the countries observing Eastern Africa Time use Daylight Saving Time. Situated close to the equator, these nations experience minimal seasonal variation in daylight hours, making clock changes unnecessary — EAT remains permanently fixed at UTC+03:00 throughout the year.
Which major countries use Eastern Africa Time (EAT)?
Eastern Africa Time is observed by Kenya, Ethiopia, Tanzania, Uganda, Madagascar, Somalia, and Djibouti. Among these, Kenya and Ethiopia are the zone's two largest economies, with Nairobi and Addis Ababa serving as the primary financial and administrative centers.
Does Japan observe Daylight Saving Time?
Japan has not observed Daylight Saving Time since 1951, when the practice introduced during the Allied occupation was abolished by the Japanese government. JST has remained fixed at UTC+9:00 ever since, and there is no current legislation to reintroduce DST in Japan.
Is JST the same as Korean Standard Time (KST)?
Yes, South Korea's Korean Standard Time (KST) operates at the same UTC+9:00 offset as JST, and South Korea also does not observe Daylight Saving Time. The two countries share an identical clock year-round, which simplifies scheduling for the significant trade, technology, and cultural exchange between Tokyo and Seoul.