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 2011.03.17.新居浜市立泉川中学校の卒業式・エール, 08.9.14 泉川校区感謝祭での田坂浩三さんのトランペット