PKT to JST Converter & Meeting Planner
Quick answer: 9:00 AM PKT = 1:00 PM JST (fixed +05:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Pakistan Standard Time (PKT) and Japan Standard Time (JST)? You need to account for the standard time difference. Japan Standard Time is normally 4 hours ahead of Pakistan Standard Time. Whether you are coordinating between teams in Karachi and Lahore 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 PKT = 4:00 AM JST. The full 24-hour PKT to JST table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM PKT = 7:00 PM JST.
| PKT Time | JST Time |
|---|---|
| 12:00 AM (00:00) | 4:00 AM (04:00) |
| 1:00 AM (01:00) | 5:00 AM (05:00) |
| 2:00 AM (02:00) | 6:00 AM (06:00) |
| 3:00 AM (03:00) | 7:00 AM (07:00) |
| 4:00 AM (04:00) | 8:00 AM (08:00) |
| 5:00 AM (05:00) | 9:00 AM (09:00) |
| 6:00 AM (06:00) | 10:00 AM (10:00) |
| 7:00 AM (07:00) | 11:00 AM (11:00) |
| 8:00 AM (08:00) | 12:00 PM (12:00) |
| 9:00 AM (09:00) | 1:00 PM (13:00) |
| 10:00 AM (10:00) | 2:00 PM (14:00) |
| 11:00 AM (11:00) | 3:00 PM (15:00) |
| 12:00 PM (12:00) | 4:00 PM (16:00) |
| 1:00 PM (13:00) | 5:00 PM (17:00) |
| 2:00 PM (14:00) | 6:00 PM (18:00) |
| 3:00 PM (15:00) | 7:00 PM (19:00) |
| 4:00 PM (16:00) | 8:00 PM (20:00) |
| 5:00 PM (17:00) | 9:00 PM (21:00) |
| 6:00 PM (18:00) | 10:00 PM (22:00) |
| 7:00 PM (19:00) | 11:00 PM (23:00) |
| 8:00 PM (20:00) | 12:00 AM (00:00)+1 day |
| 9:00 PM (21:00) | 1:00 AM (01:00)+1 day |
| 10:00 PM (22:00) | 2:00 AM (02:00)+1 day |
| 11:00 PM (23:00) | 3:00 AM (03:00)+1 day |
Best time to call Tokyo from Karachi
For most work calls, compare the normal business day in Karachi (PKT) with the business day in Tokyo (JST). PKT commonly covers South Asia, 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 9:00 AM - 2:00 PM PKT, which corresponds to 1:00 PM - 6:00 PM JST. This window sits inside the typical PKT workday (9:00 AM - 5:00 PM) and the JST workday (9:00 AM - 6:00 PM).
- DST Safety: Neither PKT nor JST uses Daylight Saving Time in our dataset, making business-hour relationships stable year-round.
- Pakistan Stock Exchange (PSX): 09:15-15:30 local time in Karachi.
- 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 PKT and JST?
During standard time, Japan Standard Time is 4 hours ahead of Pakistan Standard Time.
Does Pakistan observe Daylight Saving Time?
Pakistan does not observe Daylight Saving Time and has maintained a permanent UTC+5:00 offset since abandoning its last seasonal DST trial in 2009. The fixed offset means that the time difference between Pakistan and any DST-observing partner country shifts by one hour twice annually when those countries change their clocks — but PKT itself never moves.
What is the time difference between PKT and India's IST?
Indian Standard Time (IST) is exactly 30 minutes ahead of Pakistan Standard Time (PKT) at all times, since neither country observes Daylight Saving Time. A meeting scheduled at 10:00 PKT in Karachi or Lahore falls at 10:30 IST in Mumbai or New Delhi — a fixed, permanent relationship that never shifts seasonally.
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.