2008-11-05 ■ http://gigazine.net/index.php?/news/comments/20081105_google_mp3_downloader/http://www.amazon.co.jp/%E5%85%83%E7%B4%A0%E5%91%A8%E6%9C%9F-%E8%90%8C%E3%81%88%E3%81%A6%E8%A6%9A%E3%81%88%E3%82%8B%E5%8C%96%E5%AD%A6%E3%81%AE%E5%9F%BA%E6%9C%AC-%E3%82%B9%E3%82%BF%E3%82%B8%E3%82%AA%E3%83%8F%E3%83%BC%E3%83%89%E3%83%87%E3%83%A9%E3%83%83%E3%82%AF%E3%82%B9/dp/4569702783