video 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 <東芝コミュニケーション アンドロイド>地平アイこ・オンステージ①「大きな古時計」: Toshiba Android AicoChihira singing with a soprano