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JST to Costa Rica (CST) Time Zone Converter — Time Difference Between Tokyo and Costa Rica

Drag the slider or click the time display to type a specific hour and instantly convert JST to Costa Rica (CST). The time difference between Tokyo and Costa Rica is 15 hours — Costa Rica (CST) is behind Tokyo (JST) (UTC+9:00 vs UTC-6:00); for example, 9:00 AM JST = 6:00 PM (previous day) Costa Rica (CST); to convert, subtract 15 hours. Use this JST to Costa Rica (CST) time zone converter to check the live current time in both cities, browse the 24-hour JST to Costa Rica (CST) conversion table, plan international meetings, find the best overlap hours, and account for daylight saving time changes automatically.

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JST

Japan Standard Time

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12am6am12pm6pm12am
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Costa Rica is 15 hours behind Japan Standard Time

Costa Rica (CST)

Costa Rica

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12am6am12pm6pm12am
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JST to Costa Rica (CST) Time Zone Difference — Hour-by-Hour Conversion Table

Scan each row to convert any JST time to Costa Rica (CST) and find the exact time difference between Tokyo and Costa Rica hour by hour. Amber-highlighted rows mark standard daytime business hours, making it easy to spot overlapping work windows for scheduling international meetings or remote team calls. Tap the arrows to jump between days, click "Today" to reset, and all daylight saving time transitions are handled automatically.

JST (Tokyo)CST (Costa Rica)

What Time Is It Now in Tokyo?

Live current local time in Tokyo, Japan — JST (UTC+9:00). Updates every second.

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What Time Is It Now in Costa Rica?

Live current local time in Costa Rica, Costa Rica — CST (UTC-6:00). Updates every second.

Loading current Costa Rica (CST) time...

JST to Costa Rica (CST) Quick Reference

Common business hours in Tokyo converted to Costa Rica local time — handy for scheduling video calls, client meetings, and international conference calls.

6:00 AM JST 3:00 PM (previous day) Costa Rica (CST)
7:00 AM JST 4:00 PM (previous day) Costa Rica (CST)
8:00 AM JST 5:00 PM (previous day) Costa Rica (CST)
9:00 AM JST 6:00 PM (previous day) Costa Rica (CST)
10:00 AM JST 7:00 PM (previous day) Costa Rica (CST)
11:00 AM JST 8:00 PM (previous day) Costa Rica (CST)
12:00 PM JST 9:00 PM (previous day) Costa Rica (CST)
1:00 PM JST 10:00 PM (previous day) Costa Rica (CST)
2:00 PM JST 11:00 PM (previous day) Costa Rica (CST)
3:00 PM JST 12:00 AM Costa Rica (CST)
4:00 PM JST 1:00 AM Costa Rica (CST)
5:00 PM JST 2:00 AM Costa Rica (CST)

JST & Costa Rica (CST) Meeting Planner — Best Overlapping Hours

Use the color-coded conversion table above to find overlapping business hours between Tokyo and Costa Rica. Amber rows mark standard daytime work hours (8 AM–6 PM local time) — pick a slot that falls in amber on both sides for a meeting time that works for everyone. Since JST (UTC+9:00) is 15 hours behind Costa Rica (CST) (UTC-6:00), this time zone meeting planner is ideal for scheduling international calls, remote team standups, and cross-border project syncs.

Why Trust This Tokyo to Costa Rica Time Zone Converter?

ConvertFlash uses the IANA Time Zone Database — the same authoritative source that powers your phone, browser, and every major operating system — so every Tokyo to Costa Rica conversion handles daylight saving time transitions, half-hour UTC offsets, and historical time zone changes automatically. The live world clock updates every second, and the hour-by-hour conversion table regenerates correctly for any past or future date you select, making it reliable for both real-time checks and advance international scheduling.

JST — Japan Standard Time

Tokyo, Japan — UTC offset UTC+9:00

Abbreviation
JST
UTC Offset
UTC+9:00
City
Tokyo
Country
Japan

Costa Rica (CST)

Costa Rica, Costa Rica — UTC offset UTC-6:00

Abbreviation
CST
UTC Offset
UTC-6:00
City
Costa Rica
Country
Costa Rica