Roamify eSIM Data Plans for Japan

Roamify offers a range of unlimited data eSIM plans for Japan, with validity periods from 1 day to 30 days and prices ranging from $3.50 USD for a 1‑day plan up to $50.00 USD for a 30‑day plan. All unlimited plans grant access to 4G, 5G, and LTE networks.

The plans include a Fair Usage Policy: after heavy usage, speeds may be throttled. For travelers concerned about potential speed restrictions, it is advisable to contact Roamify directly to confirm the exact FUP limits and the typical amount of data available at normal speed.

Roamify provides eSIM plans for Japan that include a phone number and SMS capability. The available plans range from $15.00 to $105.00 USD and are valid for 7 days up to 365 days. Most plans use a +1 dialing code, while a few are available with a +33 code; all allow inbound and outbound calls and inbound and outbound SMS. Users should check the specific plan details on Roamify’s site or contact the provider directly if they need confirmation of the dialing code or any particular feature.

Roamify offers 44 single‑country plans that include Japan and 76 multi‑country plans that cover Japan as part of a broader regional package. The single‑country options range from about $2.00 to $140.00, with data caps from 1 GB up to unlimited, and validity periods from 1 to 365 days. Multi‑country plans that include Japan start around $20.00 and can go up to $140.00, providing data limits from 5 GB to unlimited and validity periods that can extend up to a full year. Some plans allow tethering and others may throttle speed after the data cap is reached.