Tokyo to CLT
-13hTokyo
JSTSOURCECLT
CLTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and CLT on the World Map
The map below highlights the JST (Japan Standard Time) and CLT (Chile 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.
CLT – Chile Standard Time
UTC-04:00Chile Standard Time (CLT) is the time zone for continental Chile, 4 hours behind UTC.
- •Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer.
- •Santiago is the largest city in Chile with over 6 million in the metro area.
- •Chile spans over 4,300 km from north to south but uses one timezone.
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.
Comparing Time Zones: Tokyo and CLT
Tokyo runs on Japan Standard Time (JST) at UTC+09:00. CLT runs on Chile Standard Time (CLT) at UTC-04:00. That puts Tokyo 13 hours behind CLT — a difference of -13h at the current offsets.
In practice, when it is 9:00 AM in Tokyo it is 8:00 PM in CLT on the previous day. Midnight in Tokyo is 11:00 AM in CLT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Tokyo to CLT time conversion table
| Tokyo (JST) | CLT (CLT) | Day |
|---|---|---|
| 12:00 AM | 11:00 AM | previous day |
| 6:00 AM | 5:00 PM | previous day |
| 7:00 AM | 6:00 PM | previous day |
| 8:00 AM | 7:00 PM | previous day |
| 9:00 AM | 8:00 PM | previous day |
| 12:00 PM | 11:00 PM | previous day |
| 3:00 PM | 2:00 AM | same day |
| 5:00 PM | 4:00 AM | same day |
| 6:00 PM | 5:00 AM | same day |
| 9:00 PM | 8:00 AM | same day |
Why people convert Tokyo to CLT time
- Scheduling a call from Tokyo to CLT: a 10:00 AM start in Tokyo lands at 9:00 PM in CLT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -13h gap: Tokyo and CLT have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in CLT is 8:00 PM in Tokyo.
- Watching a live event or market open: Tokyo viewers need 8:00 PM in CLT to catch a 9:00 AM start there, and 1:00 PM if the event is anchored to Tokyo.
- Always state the zone abbreviation, not just the hour. "3:00 PM JST" is unambiguous; "3 PM" across a -13h gap is not.
- With a -13h gap there is no shared 9-to-5 window, so alternate the early start: one week Tokyo takes the early slot, the next week CLT does.
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 CLT (Chile Standard Time)
Chile Standard Time (CLT) is the standard time in Chile. During summer months (October to March), Chile switches to Chile Summer Time (CLST, UTC-03:00). Chile is the longest north-south country in the world.
Best time to call between Tokyo and CLT
With a -13h offset there is no overlap inside a normal 9 AM – 5 PM day. CLT opens at 9:00 AM CLT, which is 8:00 PM in Tokyo, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Tokyo and CLT have no shared working hours because of the -13h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Tokyo is 13 hours behind CLT (JST UTC+09:00 → CLT UTC-04:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Tokyo
Does not observe DST
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
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 CLT?
Tokyo (JST, UTC+09:00) is 13 hours behind CLT (CLT, UTC-04:00). The gap is currently -13h.
How do I convert Tokyo time to CLT time?
Add -13h to Tokyo local time. For example, 9:00 AM in Tokyo is 8:00 PM in CLT (previous day).
What time is it in CLT right now?
CLT uses CLT at UTC-04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -13h offset from Tokyo.
What is the best time to call CLT from Tokyo?
There is no shared working-hours window because of the -13h gap. The closest option is 1:00 PM in Tokyo, which is 12:00 AM in CLT.
Which is behind, Tokyo or CLT?
Tokyo is 13 hours behind CLT. When it is 12:00 PM in Tokyo it is 11:00 PM in CLT.
Do Tokyo and CLT use different time zones?
Tokyo (Japan) uses JST at UTC+09:00, while CLT uses CLT at UTC-04:00. The IANA identifiers are Asia/Tokyo and America/Santiago.
Does daylight saving time affect the Tokyo–CLT difference?
Neither zone observes daylight saving time, so the -13h offset between Tokyo and CLT 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 CLT?
Sometimes. The -13h gap is large enough that 8:00 PM or later in Tokyo already falls on the in CLT.
What is the time difference between Tokyo and CLT?
CLT is -13h 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 CLT in?
CLT operates on its local timezone.
What are the business hours in Tokyo?
Standard business hours in Tokyo are 9:00 AM - 6:00 PM JST.
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 CLT timezone?
Major cities in the CLT timezone include Santiago, Valparaíso, Concepción, Viña del Mar, Antofagasta.
What is the UTC offset for CLT?
Chile Standard Time (CLT) is at UTC-04:00. During daylight saving time, it shifts to CLST.
What should I know about the CLT timezone?
Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer. Santiago is the largest city in Chile with over 6 million in the metro area.
When is it midnight in Tokyo, what time is it in CLT?
When it is 12:00 AM (midnight) in Tokyo (JST), it is -13h later in CLT (CLT).
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