videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including North Korean Children Playing Kayagum 北朝鮮幼稚園児カヤグム演奏 가야금, Romanian Folk Music on Moldovan TV 1 モルドバの歌番組から