voilà eSIM Data Plans for Japan

Voilà does not provide an unlimited‑data eSIM plan for Japan. Travelers can choose from fixed‑data options instead, such as a 50GB 30‑day plan that costs $34.90 USD or a 20GB 30‑day plan for $16.80 USD. These larger data allowances can offer better value for most users, while a heavy data user may still prefer an unlimited plan from another provider.

No, voilà does not provide an eSIM plan for Japan that includes a phone number or SMS capability. The provider offers only data‑only eSIMs in Japan, so travelers will need to rely on Internet‑based services such as WhatsApp, Telegram, or iMessage for voice and messaging. However, some destinations may block or restrict certain VoIP services, so users should confirm that the apps they plan to use are accessible in Japan before purchasing a plan.

Japan has six single‑country data plans and fourteen multi‑country plans that include Japan in their coverage. The single‑country options range from a 1 GB plan priced around $1.40 to a 50 GB plan at roughly $136.30, while the multi‑country plans offer similar data ranges and validities, typically spanning 7 to 90 days. Some options provide a fixed data cap, while others offer daily data limits, allowing users to choose between a set amount of data for the entire validity period or a daily allowance that accumulates over the contract.