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 1/3 斉藤裕子マリンバリサイタル, 1/2 斉藤 裕子/マリンバ演奏 by 東京糸魚川会