Rakuten Big-S: eSIM compatible?

Does your Rakuten Big-S support eSIM technology?

Your Rakuten Big-S fully supports eSIM and lets you use a virtual SIM card without inserting a physical one.

Up to
1
eSIMs
stored
Compatible models

No related model listed

Released in
2020
Up to
2
eSIMs
active

Thanks to this compatibility, you can:

  • Activate a PlanJapan eSIM plan in minutes from home
  • Use an eSIM while keeping your physical nano-SIM (Dual SIM depending on carrier)
  • Travel or switch carriers easily without swapping your SIM card

What to do before installing an eSIM on your Rakuten Big-S?

Before installing an eSIM on your Rakuten Big-S, check these important points

  • Your Rakuten Big-S is unlocked (not carrier-locked)
  • Your model is not a mainland China variant (possible eSIM restrictions)
  • Your Android or iOS version is up to date (Android 15 or later recommended) for maximum compatibility
  • Install the PlanJapan eSIM by following the step-by-step guide sent after purchase
  • Activate your eSIM over an Internet connection (Wi-Fi or data) to avoid any issue

⭐ Recommended for your trip

eSIM Japan

eSIM Japan

Designed specifically for Japan, this eSIM connects you to the 4G/5G network as soon as you arrive. Set up in 2 minutes with a QR code.

Frequently asked questions about your Rakuten Big-S and eSIM

Does your Rakuten Big-S work with a PlanJapan eSIM?

Yes, your Rakuten Big-S is fully compatible with PlanJapan eSIM. You can purchase your Japan eSIM on esimjp.com, receive your QR code by email, and install it in a few minutes before you leave.

Can I use a physical nano-SIM and an eSIM at the same time on your Rakuten Big-S?

Yes, your Rakuten Big-S supports Dual SIM in most regions: you can keep your nano-SIM for regular calls and use the PlanJapan eSIM for mobile data in Japan.

Do I need to activate the eSIM immediately after purchase?

No, you can install the eSIM in advance and activate it only when you arrive in Japan. The validity countdown starts only when the eSIM first connects to the Japanese mobile network.

How many eSIMs can be active on your Rakuten Big-S?

Your Rakuten Big-S can store multiple eSIM profiles and keep two of them active simultaneously. You can switch easily between your usual eSIM and your Japan eSIM.

How do I check if your Rakuten Big-S is eSIM ready?

Open the settings of your Rakuten Big-S, go to Cellular or Mobile Data, and look for an "Add eSIM" or "Add Plan" option. If it's there, your device is ready.