Jetpac eSIM Data Plans for Japan

Jetpac does not provide a truly unlimited data eSIM plan for Japan. All of the plans that carry “Unlimited” in their name actually offer 3GB per day of high‑speed data, after which speed is reduced to 1024kbps. This means that the data amount is capped; the plan is called unlimited only in the sense that the tier is marketed as such but the fixed limit still applies.

For travelers who need more data, Jetpac offers fixed‑data plans that may be more cost‑effective. For example, the Japan 30GB plan provides 30GB of high‑speed data for 30 days at $29.99 USD, and the Japan 40GB plan offers 40GB for 30 days at $34.99 USD. These plans eliminate the post‑limit speed reduction and allow users to manage their data usage more predictably.

Jetpac does not provide eSIM plans for Japan that include a local phone number or SMS capability. All Jetpac Japan plans are data‑only, meaning they offer high‑speed internet access without voice or text services. Travelers who need voice or messaging can use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection.

Jetpac lists 23 single‑country plans that are specifically intended for use in Japan and 33 multi‑country plans that include Japan among their coverage areas. The single‑country plans provide a range of data amounts from 1 GB to 50 GB, while the multi‑country options also span the same data ranges. Prices for these plans vary widely, from as low as $5.00 up to $249.00 USD, giving customers a mix of short‑term, high‑data options and longer‑duration, lower‑cost choices. Within the package types, Jetpac offers both fixed data‑cap plans—where a set amount of data is available for the duration of the validity—and daily data‑cap plans, which limit the amount of data that can be used each day. The combination of price flexibility, data volume, and coverage scope makes Jetpac a versatile choice for travelers heading to Japan.