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 10월의 어느 멋진 날에 우쿨렐레 - Serenade to spring on Ukulele Trio, 반짝 반짝 작은 별 우쿨렐레 합주 (Twinkle Twinkle Little Star - Ukulele Ensemble)