"utacon" presents a range of music artists from enka and j-pop at nhk hall in tokyo every week, to continue in the spirit of "nhk kayou concert" (which ended on march 15, 2016) as well "music japan" (which ended on april 4, 2016. at 01:30 jst). it also airs worldwide, through nhk world premium at 10:30 utc, broadcast at the same time as the show's appearance on nhk-g).