WonderConnect eSIM Data Plans for Japan

WonderConnect does not provide an unlimited data eSIM plan for Japan. Their Japan‑specific offerings are fixed‑data plans that allow up to 50 GB of high‑speed data for 30 days.

If you need a larger data allowance, you could choose the 50 GB plan for $45.00 USD, the 20 GB plan for $19.50 USD, or the 10 GB plan for $15.30 USD, all of which are valid for 30 days and include tethering. Fixed plans can be more economical for most travelers, and additional high‑data plans are also available if your usage is very heavy.

WonderConnect does not provide any Japan eSIM plan that includes a phone number or SMS capability. Only data‑only eSIM options are available for travelers.

Travelers can still make and receive calls and send messages by using popular VoIP applications such as WhatsApp, Telegram, and iMessage over the data connection, which do not require a local phone number or SMS service.

WonderConnect offers six single‑country plans for Japan and five multi‑country plans that include Japan. The plans range from a fixed data allowance of 1 GB to 50 GB, with prices between $3.50 and $150 and validity periods from 7 to 30 days. Some of the plans allow tethering, providing further flexibility for users.