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 [Miku Eng] Finale II ~ Music Box 「VOCALOIDカバー」 [HBD Miku !] (+VSQ/VSQx/Off Vocal/midi), [Kaito V3 Whisper] Jellyfish Lullaby (DMMd) + VSQ/VSQx/midi