Tokyo
Chicago
Convert JST to CST
Japan Standard Time to Central Standard Time — Chicago is 14 hours behind Tokyo
Quick Facts
Time Difference
-14 hours
JST Full Name
Japan Standard Time
CST Full Name
Central Standard Time
JST to CST Conversion Table
Related Conversions
About JST and CST Time Zones
JST (Japan Standard Time) is UTC+9 and covers cities like Tokyo, Osaka, Kyoto. CST (Central Standard Time) is UTC-6 and covers cities like Chicago, Dallas, Houston.
When it's 12:00 PM (noon) in Tokyo (JST), it's 10:00 PM in Chicago (CST). The time difference between JST and CST is 14 hours — Chicago is behind Tokyo.
With a 15-hour gap, scheduling overlap is very limited. Early morning in Tokyo (6–8 AM) corresponds to evening or late night in Chicago.
Daylight Saving Time
CST observes Daylight Saving Time and becomes CDT (Central Daylight Time) during summer months, shifting clocks forward by 1 hour to UTC-5.
During DST transitions, the time difference between JST and CST may shift by ±1 hour. Always verify the current offset above for the most accurate conversion.
Use our world clock tool to compare Tokyo and Chicago with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between JST and CST?
Chicago (CST) is 14 hours behind Tokyo (JST). The offset is -14 hours.
Is CST ahead or behind JST?
CST is 14 hours behind JST. JST is UTC+9 and CST is UTC-5.
When it's 12:00 PM in Tokyo, what time is it in Chicago?
When it's 12:00 PM (noon) in Tokyo (JST), it's 10:00 PM in Chicago (CST).
When it's 5:00 PM in Tokyo, what time is it in Chicago?
When it's 5:00 PM in Tokyo (JST), it's 3:00 AM in Chicago (CST).
Does CST change for Daylight Saving Time?
Yes. CST (Central Standard Time, UTC-6) becomes CDT (Central Daylight Time, UTC-5) in summer, shifting clocks forward 1 hour.