UTC (Coordinated Universal Time) is the "Universal Coordinated Time" that is the basis for determining the standard time around the world. Japan Standard Time is "UTC + 9" because it is 9 hours ahead of (UTC).
UTC (Coordinated Universal Time) is the "Universal Coordinated Time" that is the basis for determining the standard time around the world. Japan Standard Time is "UTC + 9" because it is 9 hours ahead of (UTC).
English 
日本語