JST to EST converter

Japan Standard Time (JST) is UTC+9 with no daylight saving. It covers Tokyo, Osaka and Sapporo (Seoul shares the same clock).

Eastern Time (EST) is UTC−5 and observes daylight saving (EDT, UTC−4, roughly March–November). It covers New York, Toronto, Miami and Atlanta.

Eastern Time is typically 14 hours behind Japan Standard Time, though daylight saving can shift the difference by an hour at some times of year.

Best time to call Eastern Time from Japan Standard Time

There's no 9-to-5 overlap between Japan Standard Time and Eastern Time — one side always has to flex. The practical slots: 6:00 AM in Japan Standard Time is 4:00 PM in Eastern Time. Daylight saving can shift these times by an hour at some points in the year.