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Product #526458
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Japan's Mount Fuji and cherry blossom background showcasing China Unicom 5G/4G high-speed eSIM product, offering 5/8/10 day internet service with instant QR code connection.

Japan eSIM | 5G/4G High-Speed ​​Internet Access, Available from May 8th to 10th (Limited-Quantity eSIM) [China Unicom Official Product]


No cancellation

  • No need to wait for mailing, no need to rush to pick it up, no need to worry about losing the card pin, you can travel abroad with peace of mind
  • Carefully selected local operators, stable signal, no need to change cards, no missed calls with the original number, high efficiency on business trips
  • Official product of China Unicom, connection quality and after-sales customer service are guaranteed!
[5% App discount] Code: APP5OFF , HK: APP15HK
Instant confirmation

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 your device is compatible with eSIM before purchasing

Please confirm your device is compatible with eSIM before purchasing

eSIM Installation Instructions (iOS)

iOS device eSIM activation guide for Japan, with detailed step-by-step instructions on setting up eSIM on iPhone by scanning a QR code or manual input to easily connect to Japan's network.

eSIM Installation Instructions (Android)

Android phone eSIM setup guide for Japan, using Galaxy S24 as an example, with step-by-step instructions on scanning a QR code to activate internet for a smooth travel connection.

Please follow the instructions in the China Unicom Hong Kong email to scan the QR Code to use the eSIM (if you do not receive the email, please check your spam folder first)

China Unicom (HK) eSIM QR code activation email, containing order information, product name, and the Japan eSIM QR code for convenient and quick setup.

SIM Card Specifications

Data Usage Specifications5GB, 8GB, 10GB
Transmission Specifications5G/4G
Signal Coverage AreaJapan
Mobile CarrierSoftBank / KDDI
Supported SizeseSIM
Hotspot SharingUnavailable
Supported Frequencies(4G)B1(2100 MHz), B3(1800 MHz), B8(900 MHz)
Top-Up AvailabilityTop-up unavailable
ExcludesVoice calls, Texts
Not SupportedSIM-locked device, Mobile hotspot, Carrier-customized device
Reminders

・Day calculation method: Natural day system (If the user purchases a 5-day Internet plan and installs and activates it at 10:00 am on September 1, this plan will end at 23:59 on September 5, China Standard Time (UTC+8))

・If the location or mobile phone does not support 5G, it will automatically switch to 4G/3G signal. The actual network speed will be based on the local signal.

・Dial *118*50# to check remaining data

・This product does not support the use of TikTok.

・A mobile phone with VoLTE function is required

Network TypeRoaming
Mobile Virtual Network Operator (MVNO)中國聯通

Purchase Notice

  • Device Note: A mobile phone with VoLTE function is required
  • This product only provides data Internet access services, does not include local phone numbers, and has no call function.
  • After purchase, you will receive an email from China Unicom Hong Kong containing the eSIM QR Code within the second working day (excluding Saturdays, Sundays and public holidays) at the earliest. Scan the QR Code according to the instructions in the email to use the eSIM. If you do not receive the email, please check your spam folder first.
  • Please make sure that your mobile phone has eSIM function and there are no SIM card restrictions. No refunds, changes or cancellations for any reason will be accepted after the order is placed. Please note.
  • In accordance with the principle of fair use of the Internet, telecommunications companies may, at their discretion, limit the traffic of users who use a large amount of data traffic in a short period of time. Please avoid watching videos for a long time or processing a large amount of data in a short period of time.
  • Please be aware that the quality of Internet access may be affected by factors such as location, terrain, building obstruction, number of users and weather.

Reminders

  • Please print the QR code on your voucher before departure, or prepare another device that can display the QR code on your voucher to facilitate the installation of the eSIM

  • After purchase, you will receive an email from China Unicom Hong Kong containing the eSIM QR Code within the second working day (Monday to Friday, excluding Saturdays, Sundays and public holidays) at the earliest. Scan the QR Code according to the instructions in the email to use the eSIM. If you do not receive the email, please check your spam folder first.

  • The first day of your Internet access is counted as the first day of your Internet access. It is recommended that you scan the QR code and install the service before departure or after arriving at your destination to avoid premature activation, which may affect your rights and interests.

  • This eSIM must be activated within 365 days of issuance. It is recommended to activate it as soon as possible after arriving at your destination to ensure your rights and interests.

  • eSIM only supports one-time scan code installation. Please do not delete the eSIM arbitrarily after successful installation.

  • 【China Unicom Customer Service Information】WhatsApp: +852 6361 0010 / Hong Kong phone +852 2122 1188 / Customer Service Email: hk-cs@cuniq.com (09:00–21:00 daily)

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.

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