7 FAQs about Japan eSIMs
Real questions, plain answers — picked from our Japan support inbox.
Which local networks does Truly Roaming connect to in Japan?
Truly Roaming prioritizes stable and fast connectivity for digital nomads in Japan. Our eSIMs typically connect to Japan's premier mobile networks: NTT Docomo , KDDI (au) , or Soft…
Is a Truly Roaming eSIM a better choice than renting a Pocket Wi-Fi in Japan?
For digital nomads, a Truly Roaming eSIM offers superior convenience compared to a Pocket Wi-Fi in Japan. With an eSIM, you avoid the hassle of carrying an extra device, managing a…
Does this Truly Roaming eSIM come with a Japanese phone number?
No, this Truly Roaming eSIM for Japan is a data-only plan and does not include a local +81 phone number. Obtaining a voice SIM as a tourist in Japan can be quite complex due to loc…
Is this Truly Roaming eSIM plan exclusively for Taiwan, or does it cover nearby countries like Japan or South Korea?
This specific Truly Roaming eSIM plan is valid only within Taiwan . It's crucial to understand that if your remote work itinerary includes multiple Asian countries, such as flying …
Does this eSIM work in Japan and Taiwan?
This specific plan is valid only within South Korea . This is a critical point. If you are on a multi-country Asia trip and fly from Seoul (ICN) to Tokyo (NRT) , your connect…
Is mobile data from Truly Roaming necessary for accessing Super Nintendo World at Universal Studios Japan?
Absolutely. To enter Super Nintendo World at Universal Studios Japan (USJ) , you must use the USJ App , which requires an active internet connection. Truly Roaming ensures you can …
Are video calls and collaboration apps reliable in Japan with Truly Roaming eSIM?
Absolutely. Truly Roaming provides exceptional data connectivity in Japan , ensuring that your video calls and collaboration apps like WhatsApp , FaceTime , Zoom , and Slack work f…
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