eSIM Unlimited Ultra 5G Data — Japan

Japan eSIM Unlimited Ultra 5G Data 

An unlimited-data eSIM on the KDDI network for travel, work and everyday use in Japan.

Enjoy unlimited mobile data with no daily GB limits and no speed throttling throughout your selected validity period.

Experience Ultra 5G at the maximum available network speed for navigation, messaging, video calls, streaming and work. Actual speeds depend on coverage, your device and network conditions. Hotspot and tethering are supported, so you can share your connection with other devices.

Choose the validity period that best suits your trip: 3, 7, 10, 15 or 31 days.

When Your Plan Starts

The validity period begins only when you first connect to a mobile network in Japan. You can install the eSIM on your phone in advance.

• • 5G Ultra: Unlimited — no GB limit
  • SMS/Calls: Disabled – data only
  • Delivery: The QR code is sent to your email
  • Activation: On first connection
  • Network: KDDI
  • Hotspot / Tethering: Supported

How It Works
To get started, follow these simple steps:

1. Order an eSIM
2. You’ll need an internet connection during setup
3. Receive your QR code by email
4. Scan the QR code and install the eSIM
5. Connect and start using the internet right away

Compatible Devices

• This eSIM works with  eSIM-compatible devices.
• Check the list of compatible eSIM devices.
• Please make sure your device supports eSIM before purchasing.

How long does activation take?
The eSIM is automatically activated when you install it for the first time.