/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: KenichiSato2 https://cdn.slidesharecdn.com/profile-photo-KenichiSato2-48x48.jpg?cb=1523301471 ±õ°Õ¥Ù¥ó¥Á¥ã©`¤Ç†ÓÒµ¤·¤Æ¤Þ¤¹¡£