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Mobile internet connectivity options

Japan fully shut down its 3G networks on April 1, 2026
Japan fully shut down its 3G networks on April 1, 2026. Devices must support 4G/LTE or 5G to function. Older phones relying solely on 3G will have no connectivity. Users should ensure their devices are compatible with local bands.
Recommendations for obtaining mobile data in Japan
Recommendations for obtaining mobile data in Japan. eSIMs purchased via platforms like Trip.com offer cost-effective data plans (e.g., 30GB for 1300 RUB for 15 days). Physical SIM cards are also available, and portable Wi-Fi devices can be rented, although potentially more expensive for individual use. Reliable internet connectivity is emphasized.
For travel in Japan and China, consider purchasing separate eSIMs for each country to get sufficient data (7-10 GB per…
For travel in Japan and China, consider purchasing separate eSIMs for each country to get sufficient data (7-10 GB per day recommended for a 17-day trip). Multi-country Asian eSIMs often have limitations (e.g., 2-3 GB/day or 100 GB with throttled speeds). A 30 GB for 30 days plan can be sufficient if Wi-Fi is readily available at accommodations.
An E-Sim is highly recommended for travelers in Japan
An E-Sim is highly recommended for travelers in Japan. Purchasing an E-Sim from providers like Softbank via platforms like Trip.com can ensure reliable internet access across major cities like Osaka, Kyoto, and Tokyo.