MUMBAI: Video content sharing site YouTube has deleted nearly 30,000 files over copyright concerns after being asked to do so by a group representing Japan's entertainment industry,

Media reports state that the Japan Society for Rights of Authors, Composers and Publishers found 29,549 video clips such as television shows, music videos and movies posted on YouTube's site without permission.

Yotube now shows more than 100 million video clips per day. YouTube's worldwide audience was 72.1 million by August, up 2.8 million from a year earlier, according to comScore Media Metrix.