NICT > Applied Electromagnetic Research Institute > Space-Time Standards Laboratory > JST Clock

National Institute of Information and Communications Technology (NICT), an incorporated administrative agency, is in charge of deciding and maintaining Japan Standard Time. This page uses JSONP-formatted time information from "NICT Internet Time Service."

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The current time provided by the server:
Japan Standard Time (JST) :
Coordinated Universal Time (UTC) :
International Atomic Time (TAI) :
Local Standard Time (LST) :
Your computer's internal time:
Current time :
Difference from Local Standard Time :

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This page doesn't guarantee to supply you the exact Japan Standard Time.

Technical Information

What is JST?

Simple Clock

NICT Public NTP Service