Use Be.Okinawa Free Wi-Fi
What is Be.Okinawa Free Wi-Fi?
What is Be.Okinawa Free Wi-Fi?
Okinawa Prefecture is in the process of developing a free public wireless LAN (free Wi-Fi), Be.Okinawa Free Wi-Fi, in cooperation with private operators, to enable domestic and foreign tourists to gather information about Okinawa at any time and to transmit Okinawa's attractions to the rest of the world.
https://www.pref.okinawa.jp/site/bunka-sports/kankoshinko/okinawafreewifi_jigyou.html