Japan & South Korea eSIM plans
Compare Japan & South Korea eSIM data plans — one regional plan covering multiple countries with instant activation, prepaid data and reliable roaming connectivity.
Countries in Japan & South Korea
195 destinations available with prepaid data and roaming connectivity.
Japan & South Korea eSIM — frequently asked questions
How does a Japan & South Korea regional eSIM work?
A Japan & South Korea eSIM is a single data plan that covers multiple countries within Japan & South Korea. Instead of buying a separate SIM for each country, you activate one eSIM and roam freely across all included destinations on the same data pool.
Which countries are covered by the Japan & South Korea eSIM?
The Japan & South Korea eSIM covers the major destinations within the region. The exact country list varies by plan — check the plan details on the Japan & South Korea page before buying to confirm your destinations are included.
Can I use one plan across all countries in Japan & South Korea?
Yes. A regional Japan & South Korea eSIM lets you cross borders without swapping SIMs or buying new plans. Your data allowance is shared across all covered countries for the duration of the plan.
How much data do I need for a Japan & South Korea trip?
For light use (maps, messaging, email) allow 3–5 GB per week. For moderate use (social media, browsing, photos) 5–10 GB per week. For heavy use (streaming, video calls, hotspot) plan for 15 GB or more per week.
Does the Japan & South Korea eSIM support hotspot and tethering?
Hotspot and tethering support depends on the specific plan. Check the plan description on the Japan & South Korea page before buying — plans that support tethering are clearly marked.
Can I keep my home SIM active while using the Japan & South Korea eSIM?
Yes. Most eSIM-compatible phones support Dual SIM, so your home number stays active for calls and SMS while the Japan & South Korea eSIM handles travel data across the region.
