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 色は匂へど散りぬるを 长笛, 星之所在 - 长笛, 黄昏少女×失忆插曲 (安魂曲)长笛