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 Pop'n Music 18 - Starship Hero hyper, Pop'n Music 18 - 防人恋歌 [Sakimori ren ka] hyper, Pop'n Music 18 - Ignited Night hyper