Japanese eSIM for iPhone: how to choose a data package and important notes when using it

Preparing to land at Narita or Haneda airport, the thing that worries many people going to Japan for the first time is how to get an internet connection immediately. Moving through a large train station while trying to catch the patchy public Wi-Fi network to text your loved ones or find your way to the train station can be quite stressful. Especially at complicated stations like Shinjuku or Tokyo, if you lose your internet connection for just a few minutes, you can easily take the wrong train line or waste more time finding the exit.

For those who are using iPhone, eSIM is a convenient and preferred choice to solve internet problems before departure. However, determining whether your device model is supported, choosing how much capacity is enough and what steps need to be prepared are still concerns of many tourists.

Check device, choose data package and other things you need to know

To start using eSIM for your trip to Japan, the first factor you need to check is the iPhone model you are using. Apple has integrated eSIM technology into device lines from iPhone XR, iPhone XS and iPhone You can easily check this in your phone's General Settings before subscribing to a plan.

Regarding capacity needs, traveling or working in Japan requires almost continuous map consultation. You will need Google Maps to find the right direction at intersections, use navigation applications to know exact train times, look up language translations when shopping or reading menus, and combine texting through mobile applications. With such basic usage needs, an estimated capacity of about 1GB per day is usually a suitable choice. This level is just enough for daily navigation and communication operations without wasting space.

A big advantage when using eSIM on iPhone is the ability to run two SIMs in parallel. You can absolutely keep the Vietnamese physical SIM in your device to receive emergency calls or receive OTP codes from banks and financial applications. You just need to turn off the Data Roaming feature on your Vietnamese SIM and turn on Mobile Data for your Japanese eSIM to be able to safely use the internet without fear of incurring unexpected charges.

Registering and receiving eSIM is also very simple. Immediately after completing payment, you will receive a QR code via email or text message to scan and install directly to your iPhone. Buying and selling takes place conveniently when prices are clearly listed in Vietnamese Dong (VND). You can choose familiar payment methods such as VNPay, MoMo or VietQR transfer. During the installation or use process in Japan, if any questions arise, you will receive direct advice from the support team in Vietnamese. In addition, the service also comes with a transparent refund policy if the eSIM cannot be activated due to an error in the package.

Tip: Besides preparing the internet, Japan uses Type A standard flat-pin sockets with a 100V power source. You should bring a suitable adapter and a backup battery to ensure your electronic devices always work throughout the long day of travel.

Closing

Proactively preparing to connect to the network from home will help you step off the Japanese airport with a comfortable and confident mind. Instead of having to wait in line to buy a SIM at the airport or struggling to install a Wi-Fi transmitter, the Japanese eSIM solution from shibaSIM brings remarkable convenience: receive QR codes for instant installation, keep a smooth connection, maintain a Vietnamese SIM to receive OTP codes and receive support in Vietnamese from the consulting team. If your device does not support eSIM, shibaSIM also offers the option of a physical SIM delivered to your door by mail.

Please check your iPhone model, determine your usage needs and see Japanese eSIM package to thoroughly prepare for your upcoming trip.