Most new Japanese-market auto navigation systems come with a built-in TV tuner. That means drivers can watch their favorite shows live, whenever they're on the go. But how safe are they? WSJ's Chester Dawson reports. é½å ã®ããåºèã§ã¯ã«ã¼ããæ°ååã®ä¸çªä¸ã«å¤æè£ ç½®ãç½®ãã¦ããããã®ç®±ã«ã¯ãèµ°è¡ä¸ã«ãã¬ããè¦ããããæä½ãã§ãããã¨èªãããã«æ¸ããã¦ãããã»ãã®å¤æè£ ç½®ã®ç®±ã«ãããã¬ãã«å¤æããåã®ãããã©ã¼ãç»é¢ã¨ãå¤æããå¾ã®ãã¢ãã¿ã¼ãç»é¢ã表示ããã¦ããããã¢ãã¿ã¼ãç»é¢ã¯ããµãã«ã¼ã®è©¦åãæ ã£ã¦ãããã¬ãç»åã ã Copyright ©2024 Dow Jones
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