Japanese eSIM Card | Daily/Total/Unlimited Data Plan | DOCOMO / Softbank Dual Telecom Roaming Resources
- Support iOS one-click installation: Update to the latest iOS App version and iOS 17.4 or above, you can install eSIM in one click on the KKday App
- KKday Japan eSIM card provides 4G service and can be used for hotspot sharing
- KKday Japan eSIM card network is Japan DOCOMO / Softbank dual telecom roaming resources, daily designated data unlimited and total plan multiple options
- For common eSIM questions, please refer to the Help Center
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 is suitable for eSIM before purchasing. This product is non-refundable after sending the eSIM QR code.
eSIM applicable mobile phone models
eSIM iOS installation instructions
eSIM android installation instructions
Important Info
Reminders
Please install it before departure or after arriving at your destination to avoid premature activation which may affect your rights and interests.
Support iOS one-click installation: Update to the latest iOS App version and iOS 17.4 or above, you can install eSIM in one click on the KKday App
Before installing eSIM, please make sure to connect to WiFi or mobile network to scan the QRcode or enter it manually to join the mobile plan (if you need to enter it manually, please contact customer service to obtain the activation code)
Please be sure to save the QRcode. Once scanned, it will be bound. Please install according to the instructions. Do not jump out of the screen during the process to avoid misjudgment by the phone and causing the eSIM plan to be deleted.
After the same QRcode is bound, it can only be scanned again with the same mobile phone. It cannot be reissued or manually input to another mobile phone.
If the eSIM plan is not used completely or is deleted without the judgment of customer service personnel, causing the plan to be abnormal, reissue and refund will not be possible.
The quality of telecommunications networks in different countries varies, and the base station construction is not as dense as in Taiwan. The region and telecommunications construction of each country are different. Refunds cannot be requested due to signal conditions in a few areas.
Fair Usage Policy (Fair Usage Policy) is a standard implemented by governments and telecommunications companies to protect the rights and interests of local users in using the Internet. If you have concerns about FUP control, please choose a daily fixed traffic or total traffic plan.
How to Use
- When joining the eSIM mobile plan, please confirm that you are connected to WiFi first
- Installation steps:
1. Settings->Mobile Services->Add Mobile Plan->Use Mobile Barcode
2. Scan the QR Code above, or manually enter the address and confirmation code, then click "Next"
3. Click to confirm the "Certification Action Plan"
4. After the addition is completed, the eSIM plan label (secondary) will appear, and you can change the name yourself.
5. After arriving at the destination, open the new plan tab
- Enablement steps:
1. Please activate the new eSIM plan service after arriving at your destination.
2. Change the label name in "Mobile Data" to the added label scheme
3. Turn on "Data Roaming" and you will be able to access the Internet in about 3 to 5 minutes.
Cancellation Policy
- Once the order has been completed, it cannot be canceled, modified, or refunded
- 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
Yes, Japanese eSIMs are widely available for travelers and offer a convenient way to access the internet. They eliminate the need for physical SIM cards, making activation quick and easy upon arrival. This digital solution provides seamless connectivity throughout your trip, supporting various data needs for navigation, communication, and information access.
When choosing a Japanese eSIM card, prioritize features like reliable 4G internet speed, hotspot sharing capability, and extensive network coverage from major local providers like DOCOMO or Softbank. Look for options that support one-click installation on compatible iOS devices (iOS 17.4 or above) for ease of setup. Diverse data plans, such as daily or total data, also offer flexibility to match your usage.
For a week-long trip to Japan, 5-10GB of data is often sufficient for moderate usage including navigation, messaging, social media browsing, and occasional streaming. If you anticipate extensive video calls, constant streaming, or heavy reliance on hotspot sharing, a daily unlimited data plan or a larger total data package would be more suitable to ensure uninterrupted connectivity throughout your journey.
A Japanese eSIM generally offers a more cost-effective and convenient solution compared to traditional international roaming. Roaming often incurs higher charges and can be less reliable due to dependence on your home network's agreements. eSIMs provide direct access to local Japanese network speeds and data plans, avoiding unexpected fees and ensuring stable, faster connectivity throughout your travel.
Yes, a Japanese eSIM card is primarily designed for data use and fully supports hotspot sharing. This feature allows you to connect other devices, such as laptops or tablets, to the internet using your phone's eSIM data. It provides reliable 4G internet access, ensuring that all your connected devices have consistent and fast connectivity while you are traveling in Japan.
Yes, Japanese eSIMs typically offer diverse data plan types to suit different travel needs. Common options include daily designated data plans, which refresh data limits each day, and total data plans, which provide a fixed amount of data for the entire duration of your trip. Some providers also offer unlimited daily data options, which are perfect for heavy internet users.
Acquiring a Japanese eSIM typically involves purchasing it online before your trip. For example, you can purchase through KKday, which offers convenient one-click installation on compatible iOS devices (iOS 17.4 or above) directly via their app. This seamless digital process allows for quick activation and immediate internet access upon arrival, providing convenience and saving time from physical SIM card pick-up.
Yes, some Japanese eSIM cards, particularly those utilizing DOCOMO and Softbank dual telecom roaming resources, are designed to offer enhanced and stable network quality. By leveraging multiple major networks, the eSIM automatically connects to the strongest available signal. This ensures consistent internet access and reliable performance, even in varied locations across Japan.
Get Help
