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 ハッピーシンセサイザ Happy Synthesizer, [Miku & Luka Dance ver.] Luka, Gumi Happy Synthesizer, Canon D BGA for Pump it Up Exceed 2