GigSky eSIM Data Plans for Japan

GigSky does not provide an unlimited data eSIM plan for Japan. All of its Japan‑specific offerings have a fixed data cap, ranging from 20GB to 100GB.

Travelers who need a large amount of data can choose from GigSky’s fixed‑data plans. For example, the World Plan Lite gives 100GB of data for 180 days at $179.99 USD, while the World Plan Lite with 50GB for 180 days costs $109.99 USD. These fixed‑data options are typically more cost‑effective for most users, unless a traveler requires an extremely high volume of data that would exceed the available caps.

GigSky does not provide eSIM plans for Japan that include a phone number or SMS capability. All available plans are data‑only, offering internet connectivity without voice or text services.

Travelers who need messaging or calling on their device can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. Note that certain destinations may block or restrict access to specific apps, so it is advisable to verify that the apps you rely on work in Japan before purchasing a plan.

GigSky offers 12 single‑country plans that cover only Japan and 53 multi‑country plans that include Japan. The available plans range in price from free to about $180 and in data from 100 MB to 100 GB, with validity periods from one day up to 180 days. Some plans provide a fixed data amount, while others cap data on a daily basis.