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 【マンドリン・マンドラ】春よ、来い / 松任谷由実, sea sound 〜海のものがたり〜 【マンドリン・マンドラ空間音楽】