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Product #133859
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Japan Softbank 4G 5G eSIM card icon, overlaid on a backdrop of a famous Japanese shrine, symbolizing convenient high-speed internet for travel in Japan.

[Cherry Blossom Season Exclusive Offer] Japan SOFTBANK High-Speed 4G/5G Daily High-speed Data eSIM

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Sold 20K+

No cancellation

Stay connected throughout your trip in Japan with an easy-to-use eSIM! Choose from various data plans to suit your needs during your holiday and travel stress-free.

  • Stay connected with cost-effective, unlimited 4G/5G data when you are travelling around Japan
  • Save the worry about switching, installing and losing the SIM cards 
  • Enjoy the user-friendly and quick activation of eSIM and access the internet with ease!
[5% App discount] Code: APP5OFF , HK: APP15HK
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Package Options

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 device supports eSIM before booking

English phone screen displays the steps to dial *#06# and check the EID number, ensuring phone compatibility for Japan eSIM card service.

Install and activate the eSIM as intructed (ios)

Japanese nine-panel visual tutorial guiding iPhone users through easy Japan eSIM card installation for no-card-swap, instant 4G/5G high-speed internet.

Take Google Pixel 3a as an example on eSIM Android installation

Nine-panel visual guide for Android phone Japan eSIM card installation, detailing the setup process from settings to QR code scanning for easy 4G/5G high-speed internet.

How to manually enter an activation code

English diagram showing how to extract the QR code from the KKday voucher and manually input the eSIM activation code and SM-DP+ address to complete Japan eSIM setup.

SIM Card Specifications

Data Usage Specifications500MB, 1GB, 2GB, 3GB
Transmission Specifications4G
Signal Coverage AreaJapan
Mobile Carrier【Local native resources】SOFTBANK
Supported SizeseSIM
Hotspot SharingAvailable
Supported Frequencies(4G)B1(2100 MHz)
Top-Up AvailabilityTop-up unavailable
ExcludesVoice calls, Texts
Not SupportedSIM-locked device, Carrier-customized device, Mobile hotspot, customised mobile phone, 3G mobile phone, translation device, phones without eSIM compatibility
Network TypeLocal

Purchase Notice

  • Please make sure your mobile phone and its operating system are compatible with eSIM. Failure to do so may result in activation failure and no refunds will be granted 
  • Samsung mobile phones have variant versions in different countries. Samsung mobile phones purchased in Taiwan do not support eSIM. For other regions, please check on Samsung's official website first
  • iOS must be version 12.1 or later. iPhones sold in China do not support eSIM. In Hong Kong and Macau, only iPhone 13 mini/12 mini/SE 2020/XS have eSIM capabilities (see here for more info)
  • Each QR code can only be scanned one time and once the installation process is completed (after QR code scanning), the eSIM cannot be transferred to another device

Reminders

  • Please make sure your mobile phone and its operating system are compatible with eSIM. Failure to do so may result in activation failure and no refunds will be granted

  • iOS must be version 12.1 or later. iPhones sold in China do not support eSIM. In Hong Kong and Macau, only iPhone 13 mini/12 mini/SE 2020/XS have eSIM capabilities.

  • Each QR code can only be scanned one time and once the installation process is completed (after QR code scanning), the eSIM cannot be transferred to another device

  • Please note that a good network/WiFi connection is required when installing the eSIM

  • Please install the eSIM after arriving at the destination to avoid early activation and calculation of the validity period.

  • The eSIM must be installed and activated within 90 days after ordering; otherwise, the eSIM will become invalid and cannot be used

  • Please turn off the data roaming function of the original SIM card to avoid roaming fees

  • To terminate the eSIM function, please tap "Remove Cellular Plan"

  • The quality and speed of the connection may be affected by conditions such as locations, surrounding landforms (e.g. mountains), weather, obstruction by buildings and the number of users

How to Use

After placing the order, you will receive an email "eSIM Information and Quick start guide", and will remind you of the latest installation time and installation method.

  • installation steps:
    Method 1 : Scan the QR Code
    Method 2: Manually add SM-DP_Address and Activation Code
  • Enable activation steps:
    1. After arriving at the destination, turn off other SIM cards and only turn on eSIM and its data roaming
    2. Set the APN of the eSIM (usually the APN will be automatically identified, if it cannot be automatically identified, it needs to be set manually)
    APN: plus.4g;Username:plus;Password:4g
  • Other considerations:
  1. The eSIM starts counting when the regional plan is used to generate traffic.
  2. The installation of eSIM requires a network connection. Before installation, please make sure that there is available WiFi or mobile data in the environment
  3. Please do not use your camera or other APPs to scan the QR code, it must be done through your phone's settings
  4. Each QR Code can only be scanned and installed once, and the device cannot be replaced or deleted after binding. Once deleted, it cannot be re-scanned and installed, and needs to be purchased again
  5. If you need to check whether your mobile phone supports eSIM function, please dial "*#06#". Usually, if the EID is displayed, it means that it supports eSIM. (Depending on the OS system or the manufacturer, there may be cases where the EID cannot be used.)
  6. Please refer to the email content for detailed setting method
  7. If you have any questions, please contact customer service, we will do our best to serve you

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. Is a Japan eSIM a worthwhile option for travelers?

Yes, a Japan eSIM offers significant convenience for travelers. It eliminates the need for physical SIM card installation, allowing for quick and easy activation upon arrival. You can seamlessly switch between your home network and the eSIM without removing your primary SIM. This ensures reliable internet access for navigation, communication, and information lookup throughout your trip, enhancing your travel experience.

2. Does the SoftBank Japan eSIM offer 5G connectivity?

Yes, the SoftBank Japan eSIM provides high-speed 4G/5G data connectivity across Japan. SoftBank is one of Japan's major telecommunications providers, known for its extensive network coverage and reliable service, especially in urban areas and popular tourist destinations. This ensures a stable and fast internet experience for all your online needs while traveling.

3. How much data is typically sufficient for a week-long trip to Japan with an eSIM?

For a week-long trip, most travelers find daily data plans ranging from 1GB to 3GB to be sufficient. This allows for navigation, social media, messaging, light browsing, and occasional video streaming. If you plan extensive video calls, constant streaming, or tethering, consider a larger daily allowance or an unlimited data plan for peace of mind during your travels.

4. How does SoftBank network coverage compare for Japan eSIMs?

SoftBank is a highly reputable network provider in Japan, offering robust coverage particularly in major cities like Tokyo, Osaka, and Kyoto, as well as popular travel routes. Travelers generally experience strong signal strength and consistent data speeds. While coverage might vary slightly in very remote mountainous regions, SoftBank ensures reliable connectivity for the vast majority of tourist activities and destinations.

5. What factors influence the cost of a Japan eSIM?

The cost of a Japan eSIM is primarily influenced by several factors. These include the total data allowance (e.g., daily limited data, total data packages, or unlimited data), the duration of validity (e.g., 5 days, 7 days, 30 days), and the network speed offered (e.g., 4G or 5G). Different providers may also have varying pricing structures based on their service and network quality.

6. What is the process for activating a Japan eSIM?

Activating a Japan eSIM is a straightforward process. After purchase, you typically receive a QR code or activation code via email. You then scan this QR code with your compatible smartphone's settings to add the eSIM profile. Ensure you have a stable internet connection during activation. Once installed, you can enable the eSIM for data roaming upon arrival in Japan, usually through your phone's cellular settings.

7. Are there unlimited high-speed data options available for Japan eSIMs?

Yes, many Japan eSIM providers, including SoftBank, offer unlimited high-speed data options. These plans often come with a Fair Usage Policy (FUP), meaning that after consuming a very large amount of data within a day, speeds might be temporarily reduced to ensure fair usage for all users. However, the data allowance before any potential throttling is generally very generous for typical tourist use.

8. Which devices are compatible with a Japan eSIM, and how do I know if my phone supports it?

Most newer smartphone models, including iPhone XR/XS and newer, Google Pixel 3 and newer, Samsung Galaxy S20 and newer, and many other Android flagship devices, support eSIM functionality. To check if your phone is compatible, look for an "Add eSIM" or "Add Cellular Plan" option in your device's cellular settings. You can also consult your phone manufacturer's official website for compatibility details.

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