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 MiZ Beatbox #sampling366 No.64-70, 【BABEL Beatbox Battle vol.2】zetton vs 妖怪うらに洗い【Best16】, Beatbox Game @関西流儀vol.3