Every year, a meaningful number of Japan-bound travelers make the same calculation: Japan has free WiFi at airports, train stations, temples, and convenience stores, so maybe a dedicated data plan isn’t necessary. They arrive at Narita or Haneda, connect to the airport WiFi, and feel justified in their decision. Then they board the Narita Express,
It happens in an instant. You’re standing at a Kyoto bus stop, trying to pull up Google Maps, and the screen just sits there — spinning, loading, going nowhere. Your Japan eSIM data is finished, and suddenly one of the world’s most navigable cities feels completely inaccessible. No maps. No translation. No way to confirm