GlobaleSIM eSIM Japan 2026: Cheap Data Plans & Prices

The cheapest GlobaleSIM for Japan costs $4.00 and gives you 1 GB for 7 days. We recheck prices daily, so this price is up to date. You can buy it on the official GlobaleSIM site.

Yes, GlobaleSIM works in Japan on its Japan-only plans and on its regional and global eSIMs. If your eSIM is installed but won't connect after you land, open your phone's settings and turn on data roaming for it. Your home SIM can stay as it is.

For Japan alone, these are GlobaleSIM's lowest prices by trip length:

• 7 days: $4.00 for 1 GB
• 15 days: $6.00 for 2 GB
• 30 days: $7.00 for 3 GB

No, GlobaleSIM has no unlimited plans for Japan, so every plan comes with a set amount of data.

GlobaleSIM is an eSIM store for travelers, with plans covering 176 destinations. On Trustpilot, 789 people have rated it 4.3 out of 5.

With GlobaleSIM, 1 GB in Japan can cost as little as $1.25, on the plan with 20 GB for 30 days.

Yes, GlobaleSIM lets you share data through a personal hotspot, with no limits on it.

Yes, as a paid extra: you can add voice minutes to a GlobaleSIM data plan, and they come with a US (+1) or UK (+44) number. Calls go through the GlobaleSIM app, and texts to that number are receive-only.

Yes, you can buy it weeks ahead and install it before you fly. The days start only when the eSIM first connects to a network in Japan, not at purchase.

Yes, you can top up the same eSIM on the GlobaleSIM website or in the app. Each top-up is a separate package with its own days, and it doesn't add to the data you have left.

Yes, GlobaleSIM has 11 regional plans that cover Japan and other countries, plus 7 global plans starting at $6.00. These keep you online as you cross borders. But if you're only going to Japan, a Japan-only plan costs less. For example, 10 GB for 30 days is $15.00 on the Japan eSIM and $17.00 on the regional one.