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[30% OFF] Japan SoftBank Local Unlimited Data eSIM

[30% OFF] Japan SoftBank Local Unlimited Data eSIM

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Sold 1K+

No cancellation

  • Supports iOS one-click installation: Update to the latest version of the iOS App and iOS 17.4 or above to install eSIM with one click in the KKday App.
  • Use the cost-effective eSIM to surf the internet while traveling in Japan
  • Alleviate SIM Card pin needle and installation trivialities with the help of eSIM
  • Delight in the easy-to-use design and stay connected throughout your trip
  • Unlimited data usage (speed reduced after 500MB/1GB/2GB/3GB/4GB/5GB everyday)
  • 100% Refund Guarantee for Network Issues : USIMSA Care
[5% App discount] Code: APP5OFF , HK: APP15HK
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Product Info

The content of this product is provided by machine translation and may not reflect the actual information, please take this into consideration before booking.

Please confirm that your phone supports eSIM before purchasing

A clear English table showcasing Softbank Japan eSIM compatible devices, covering major phone brands like Apple, Samsung, Google, Huawei, and Motorola.

eSIM installation instruction

English diagram illustrating eSIM installation instructions, detailing how to set up mobile data on a smartphone using Softbank Japan eSIM to ensure traveler network connectivity.

SIM Card Specifications

Data Usage SpecificationsUnlimited data, 500MB, 1GB, 2GB, 3GB, 4GB, 5GB
Transmission Specifications5G/4G
Signal Coverage AreaJapan
Mobile CarrierSoftBank
Supported SizeseSIM
Hotspot SharingAvailable
Supported Frequencies(4G)B1(2100 MHz)
ExcludesVoice calls, Texts
Not SupportedSIM-locked device, Carrier-customized device, Mobile hotspot
Network TypeLocal

Important Info

Includes/Excludes

  • eSIM

Reminders

  • Please ensure your phone supports eSIM before purchasing. This product is non-refundable after sending the eSIM QR Code.

  • Only iOS 12.1 is supported. eSIM is not supported on iPhones purchased in Mainland China, Hong Kong, or Macau.

  • Your mobile phone does not have QR Code recognition function. Please print the voucher or install QR Code in advance.

  • You can use the eSIM immediately after installation. Installation requires a Wi-Fi or wireless network connection. Install before your departure or use free airport Wi-Fi.

  • The eSIM can be used immediately after installation. After checking the expiration date, register the eSIM on the expiration date.

  • Instruction manual: iOS [English] https://asset.usimsa.com/kkday/manual/ios-esim-us.pdf

  • Instruction manual: Android [English] https://asset.usimsa.com/kkday/manual/android-esim-us.pdf

  • Calculation of days: calendar days (If a user purchases a 3-day eSIM and installs it at 10:00 AM on September 1st, the eSIM will expire at 11:59 PM local time on September 3rd.)

How to Use

  1. Receive eSIM QR Code
  2. Scan the QR Code with your phone and complete the installation (see the image above)


After the installation process is complete (after QRCode scanning), the eSIM cannot be transferred to another phone

Validity Period

  • Valid for use within 90day(s) from the date of issue; Invalid after expiration

Cancellation Policy

  • Once the order has been completed, it cannot be canceled, modified, or refunded
NOTE
  • Due to time zone differences, the confirmed cancellation date is based on the supplier’s local time. Please allow 2–5 business days to process your cancellation request, after which the cancellation fee will be charged according to the product’s cancellation policy. Once the cancellation is confirmed, you will receive your refund within 14 working days.

FAQ

1. How does a Softbank Japan eSIM compare to other local carriers for travelers?

Softbank Japan eSIMs offer robust connectivity, particularly strong in urban centers and major tourist areas across Japan. While other local carriers like DOCOMO and au also provide extensive coverage, Softbank is often praised for its competitive speeds and reliable performance, making it a solid choice for general travel needs, navigation, and staying connected on the go.

2. What are the advantages of using an eSIM for data while traveling in Japan?

Using an eSIM for data in Japan offers several conveniences. It eliminates the need for physical SIM cards and their installation hassles, such as finding a SIM tray pin. Setup is typically quick and digital via a QR code, allowing travelers to activate their data plan easily before or upon arrival. This provides immediate connectivity, making navigation and communication seamless throughout your trip.

3. What are the key differences between Softbank and DOCOMO network performance in Japan?

Both Softbank and DOCOMO are leading carriers in Japan, offering reliable 4G and 5G networks. Softbank generally provides excellent performance in major cities and popular tourist destinations. DOCOMO is often noted for its slightly broader coverage in more remote or rural areas. For most travelers sticking to urban and well-traveled routes, both offer high-quality data services, but Softbank is a strong contender for speed and urban connectivity.

4. What is the network coverage and reliability like for Softbank eSIM users across Japan?

Softbank provides extensive and reliable network coverage throughout Japan, especially in densely populated areas like Tokyo, Osaka, and Kyoto, as well as along major travel corridors and popular tourist sites. Users can expect consistent 4G/5G speeds suitable for streaming, video calls, mapping, and general browsing. While coverage in very remote mountainous regions might vary, it is generally very robust for typical tourist itineraries.

5. How does the 'unlimited data' feature of a Japan Softbank eSIM work, especially regarding daily speed reductions?

A Japan Softbank eSIM offering 'unlimited data' typically means you have a high-speed daily allowance (e.g., 1GB, 2GB, or 3GB). Once this daily allowance is used up, your data speed will be reduced for the remainder of that day (often to 128kbps or 256kbps), but you can continue to use data. High speeds reset daily, ensuring consistent performance for essential online activities each new day of your trip.

6. Are Japan eSIMs available for tourists, and what devices are compatible?

Yes, Japan eSIMs are readily available for tourists and are compatible with most modern, unlocked smartphones and devices. This includes iPhone models XR and newer, Google Pixel 3 and newer, and Samsung Galaxy S20 series and newer, as well as many other Android flagship phones. Ensure your device is unlocked by your home carrier and supports eSIM functionality before your trip.

7. How do local Softbank Japan eSIMs differ from international eSIM providers like Airalo or Holafly?

Local Softbank Japan eSIMs provide direct access to Softbank's network infrastructure, often resulting in optimized performance and direct local network support. International eSIM providers like Airalo or Holafly typically aggregate services from various local carriers. While international providers offer flexibility across multiple countries, a local carrier eSIM can sometimes provide more consistent speeds and dedicated local network access within Japan.

8. What is the installation process for a Japan Softbank eSIM, and what are its device requirements?

Installing a Japan Softbank eSIM is straightforward. You'll typically receive a QR code after purchase, which you scan with your device's camera to initiate the setup. For iOS users with the latest app and iOS 17.4 or above, one-click installation simplifies the process even further. Your device must be an unlocked, eSIM-compatible smartphone (e.g., iPhone XR/XS or newer, Google Pixel 3 or newer) to successfully install and activate the eSIM.

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