There are three ways of using Wi-Fi while traveling in Japan. SIM card Router (Mobile router) Public Wi-Fi (Pay Wi-Fi/Free Wi-Fi) While travelling in Japan, I recommend you use 1. SIM card or 2. Router (Mobile router) The reasons are shown below. ◆Areas where you can use Public Wi-Fi are limited. You might not be able to find the areas you can use Public Wi-Fi […]