{"provider_url":"https://hatena.blog","categories":[],"title":"About us","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmusicaltools.hatenablog.com%2Fentry%2FAbout_us\" title=\"About us - Musical Tools\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://musicaltools.hatenablog.com/entry/About_us","published":"2019-01-29 13:58:57","height":"190","width":"100%","description":"A trumpet is a brass wind instrument noted for its powerful tone caused by lip vibration against its cup shaped mouthpiece. The trumpet music instrument is made up of cylindrical tube, then shaped in a oblong loop that moves to a bell.","version":"1.0","author_url":"https://blog.hatena.ne.jp/MusicalTools/","provider_name":"Hatena Blog","author_name":"MusicalTools","image_url":null,"blog_title":"Musical Tools","blog_url":"https://musicaltools.hatenablog.com/"}