呀, 仲有. 副助navi 最好用唔係google map, 由奇係北海道或整個日本任何山區, 或者落雪嘅季節. 最好用係呢個
https://apps.apple.com/jp/app/%E3%82%AB%E3%83%BC%E3%83%8A%E3%83%93%E3%82%BF%E3%82%A4%E3%83%A0/id555847992
https://play.google.com/store/apps/details?id=com.navitime.local.carnavitime&hl=ja&gl=US
佢有得俾一個月錢用, 好似600yen 咁. 用完番黎cut 就得. 落雪封路封highway, 普通google map 係唔會識教你兜路行. 佢會一路指你去已經封左嘅路行. 呢個Navi app 係有real time traffic info, 識教你兜路行. 同埋佢係會事先將成個日本地圖download 左你部手機, 你data 只係用係導航上, 唔洗load data 去load 地圖. 係山區收得差個陣, 有個offline 導航地圖係神一般嘅優勢.