Okayama doesn't observe daylight saving time but Akron does. DST in Akron started on 10 March 2019 and will end on 03 November 2019. Once DST ends in Akron the time difference between Okayama and Akron will be -14:0 hours.
Time zone: JST - Japan Standard Time (UTC/GMT +9)Time zone difference / Flight distance
Time zone: EDT - Eastern Daylight Time (UTC/GMT -4)DST started on 10 March 2019DST will end on 03 November 2019Time zone difference / Flight distance