Tokyo to Karachi
-4hTokyo
JSTSOURCEKarachi
PKTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and PKT on the World Map
The map below highlights the JST (Japan Standard Time) and PKT (Pakistan Standard Time) timezone regions across the globe.
JST – Japan Standard Time
UTC+09:00Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.
- •Japan does not observe daylight saving time.
- •Tokyo is the most populous metropolitan area in the world.
- •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
- •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
PKT – Pakistan Standard Time
UTC+05:00Pakistan Standard Time (PKT) is the time zone for Pakistan, 5 hours ahead of UTC.
- •Pakistan does not observe daylight saving time.
- •Karachi is one of the world's most populous cities.
- •PKT is the same offset as Uzbekistan (UZT) and Yekaterinburg (YEKT).
About Tokyo
WikipediaTokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
The Tokyo subway system moves approximately 8.7 million passengers daily.
About Karachi
WikipediaKarachi operates on Pakistan Standard Time (PKT), UTC+5. As Pakistan's financial hub and largest port city, Karachi time drives South Asian commerce.
Karachi is one of the fastest-growing megacities in the world.
Comparing Time Zones: Tokyo and Karachi
Tokyo runs on Japan Standard Time (JST) at UTC+09:00. Karachi runs on Pakistan Standard Time (PKT) at UTC+05:00. That puts Tokyo 4 hours behind Karachi — a difference of -4h at the current offsets.
In practice, when it is 9:00 AM in Tokyo it is 5:00 AM in Karachi. Midnight in Tokyo is 8:00 PM in Karachi. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Tokyo to Karachi time conversion table
| Tokyo (JST) | Karachi (PKT) | Day |
|---|---|---|
| 12:00 AM | 8:00 PM | previous day |
| 6:00 AM | 2:00 AM | same day |
| 7:00 AM | 3:00 AM | same day |
| 8:00 AM | 4:00 AM | same day |
| 9:00 AM | 5:00 AM | same day |
| 12:00 PM | 8:00 AM | same day |
| 3:00 PM | 11:00 AM | same day |
| 5:00 PM | 1:00 PM | same day |
| 6:00 PM | 2:00 PM | same day |
| 9:00 PM | 5:00 PM | same day |
Why people convert Tokyo to Karachi time
- Scheduling a call from Tokyo to Karachi: a 10:00 AM start in Tokyo lands at 6:00 AM in Karachi, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Tokyo and Karachi are inside the 9-to-5 working day between 1:00 PM and 5:00 PM JST time (9:00 AM–1:00 PM PKT). That is roughly 4 hours of usable overlap.
- Booking travel or deliveries: tracking Karachi local time against Tokyo keeps pickup windows and arrival estimates honest across the -4h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM JST" is unambiguous; "3 PM" across a -4h gap is not.
- Block 1:00 PM–5:00 PM JST as the recurring meeting window if you work primarily from Tokyo and need Karachi colleagues present.
About JST (Japan Standard Time)
Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.
About PKT (Pakistan Standard Time)
Pakistan Standard Time (PKT) is the time zone used throughout Pakistan. PKT does not observe daylight saving time. Pakistan is the 5th most populous country in the world.
Best time to call between Tokyo and Karachi
Both Tokyo and Karachi sit inside the 9 AM – 5 PM working day between 1:00 PM–5:00 PM JST, which is 9:00 AM–1:00 PM PKT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Tokyo and Karachi overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.
Tokyo is 4 hours behind Karachi (JST UTC+09:00 → PKT UTC+05:00). The shared working window is 1:00 PM–5:00 PM JST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Tokyo and Karachi?
Tokyo (JST, UTC+09:00) is 4 hours behind Karachi (PKT, UTC+05:00). The gap is currently -4h.
How do I convert Tokyo time to Karachi time?
Add -4h to Tokyo local time. For example, 9:00 AM in Tokyo is 5:00 AM in Karachi.
What time is it in Karachi right now?
Karachi uses PKT at UTC+05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -4h offset from Tokyo.
What is the best time to call Karachi from Tokyo?
Call between 1:00 PM and 5:00 PM JST — that maps to 9:00 AM–1:00 PM PKT and keeps both parties inside the working day.
Which is behind, Tokyo or Karachi?
Tokyo is 4 hours behind Karachi. When it is 12:00 PM in Tokyo it is 8:00 AM in Karachi.
Do Tokyo and Karachi use different time zones?
Tokyo (Japan) uses JST at UTC+09:00, while Karachi (Pakistan) uses PKT at UTC+05:00. The IANA identifiers are Asia/Tokyo and Asia/Karachi.
Does daylight saving time affect the Tokyo–Karachi difference?
Neither zone observes daylight saving time, so the -4h offset between Tokyo and Karachi is fixed all year.
Which other cities share Tokyo's time zone?
JST also covers Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka and 1 more.
Which countries use JST, Tokyo's zone?
JST is used in Japan.
Is there a day difference between Tokyo and Karachi?
Not normally. The -4h gap only pushes the date over the previous day.
What is the time difference between Tokyo and Karachi?
Karachi is -4h from Tokyo.
What timezone is Tokyo in?
Tokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
What timezone is Karachi in?
Karachi operates on Pakistan Standard Time (PKT), UTC+5. As Pakistan's financial hub and largest port city, Karachi time drives South Asian commerce.
What are the business hours in Tokyo?
Standard business hours in Tokyo are 9:00 AM - 6:00 PM JST.
What are the business hours in Karachi?
Standard business hours in Karachi are 9:00 AM - 5:00 PM PKT.
What is the best time to schedule a call between Tokyo and Karachi?
The best overlap for a call is when both cities are in business hours. Tokyo works 9:00 AM - 6:00 PM JST and Karachi works 9:00 AM - 5:00 PM PKT (-4h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Tokyo and Karachi?
Tokyo uses JPY (¥) while Karachi uses PKR (₨). Check current exchange rates when planning travel or business between these cities.
How do Tokyo and Karachi compare in size?
Tokyo has a population of approximately 14 million (metro: 37.4 million), while Karachi has approximately 14.9 million (metro: 16.5 million).
What are the major landmarks in Tokyo and Karachi?
Tokyo is known for Tokyo Tower, Shibuya Crossing, Senso-ji Temple. Karachi is famous for Quaid-e-Azam's Mausoleum, Mohatta Palace, Clifton Beach.
Do Tokyo and Karachi have stock exchanges?
Yes. Tokyo has the TSE (Tokyo Stock Exchange) and Karachi has the PSX (Pakistan Stock Exchange). The -4h time difference affects trading hour overlaps between these exchanges.
Which countries use JST (Japan Standard Time)?
JST is used in Japan.
Does JST observe daylight saving time?
No, JST does not observe daylight saving time and remains at UTC+09:00 year-round.
What are some interesting facts about JST?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
Which cities are in the PKT timezone?
Major cities in the PKT timezone include Karachi, Lahore, Islamabad, Rawalpindi, Faisalabad, Peshawar.
What is the UTC offset for PKT?
Pakistan Standard Time (PKT) is at UTC+05:00.
What should I know about the PKT timezone?
Pakistan does not observe daylight saving time. Karachi is one of the world's most populous cities.
When is it midnight in Tokyo, what time is it in Karachi?
When it is 12:00 AM (midnight) in Tokyo (JST), it is -4h later in Karachi (PKT).
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