Japanese Network Card｜Japanese KDDI/Docomo Telecom Daily 3GB-50GB Total Plan eSIM
- A new choice for surfing the Internet in Japan, Japan’s eSIM does not require card replacement, and you can enjoy 4G Internet access quickly and neatly without any fuss.
- Once you receive the voucher, you can scan it and install it. You don’t have to run back and forth to get the physical card or wait for physical delivery.
- Environmentally friendly, no consumables, free shipping, zero risk of loss
- Using Japanese telecommunications company KDDI/Docomo network, the signal is stable and guaranteed
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
SIM Card Specifications
| Data Usage Specifications | 3GB, 5GB, 7GB, 10GB, 15GB, 20GB, 30GB, 50GB |
| Transmission Specifications | 4G |
| Signal Coverage Area | Japan |
| Mobile Carrier | KDDI/Docomo |
| Supported Sizes | eSIM |
| Hotspot Sharing | Available |
| Supported Frequencies(4G) | B1（2100 MHz） |
| Top-Up Availability | Top-up unavailable |
| Excludes | Voice calls, Texts |
| Not Supported | SIM-locked device, Carrier-customized device, Mobile hotspot |
| Network Type | Roaming |
| Mobile Virtual Network Operator (MVNO) | 中國南方電信（香港）有限公司 South China Telecommunications (H.K.) Limited |
Purchase Notice
- Hotspot sharing will occupy bandwidth, and the network speed will also vary depending on the terminal device and geographical location, so the minimum network speed is not guaranteed. Please confirm before placing an order.
- In order to maintain network quality, telecommunications companies strictly abide by the Fair Usage Principle (FUP) for network communications. Controlling large amounts of network traffic in a short period of time may result in inability to access the Internet or slower network speeds. If the network traffic is slowed down due to the Fair Usage Principle (FUP), please contact technical customer service.
- The network will change depending on factors such as the number of users, climate, building coverage, and location. If reception is unstable, please be sure to contact technical customer service
Includes/Excludes
Reminders
If the phone has a SIM card lock (such as purchased from the United States, Canada, Japan or the Philippines, etc.), please confirm with the local telecommunications provider where it was originally purchased that the phone has been unlocked (Country Lock)
After placing the order and completing the payment, the voucher will be sent within 28 days before departure. You will receive the eSIM letter and activation information. After receiving the eSIM, please install it before departure or after arriving at the destination to avoid activating it in advance and affecting your use. rights and interests
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 solution 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.
Calculation method for the number of days of the daily traffic plan: 24-hour system (users purchase a 3-day Internet plan, install it and activate it at 10:00 am on 9/1, and this plan will terminate at 9:59 am on 9/4)
Total plan days calculation method: natural day system (users purchase a 3-day Internet plan, install it and activate it at 10:00 a.m. on September 1, that day will be counted as the first day of usage, and after 0:00 it will be the second day. The card will expire at 12:00 pm on 9/3), and the time calculation is based on Taiwan time (GMT+8)
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
A Japanese eSIM offers several key advantages, including convenience and ease of use. You avoid the hassle of swapping physical cards, eliminating the need for an ejection pin and the risk of losing your original SIM. Activation is quick via a QR code, allowing you to get online faster upon arrival.
Japanese eSIMs are designed for rapid activation. Once you receive your voucher, you can typically scan the provided QR code to install the eSIM profile. This process is usually completed in minutes, allowing you to access 4G internet as soon as you land, without waiting for physical delivery or searching for local stores.
Many Japanese eSIM products, including this one, utilize the robust networks of major telecommunications companies like KDDI and Docomo. These providers are known for their stable 4G network coverage across Japan, ensuring reliable internet access whether you are in urban areas or traveling through more remote regions.
Most Japanese eSIMs for travelers are primarily designed as data-only plans, providing high-speed internet access. This particular eSIM offers daily high-speed data plans. While it typically does not include a local phone number for voice calls or SMS, you can use internet-based communication apps like WhatsApp or Line for messaging and calls.
To use a Japanese eSIM, your smartphone must be eSIM-compatible and unlocked. Most newer smartphone models from Apple (iPhone XR/XS and newer), Samsung, Google Pixel, and other brands support eSIM technology. It's important to verify your device's compatibility before purchasing to ensure a smooth setup.
The amount of data needed for a multi-week trip to Japan depends on your usage habits. For general browsing, navigation, and occasional social media, a daily high-speed plan of 3GB might suffice. If you plan extensive streaming, large downloads, or frequent video calls, options with larger daily allowances or higher total data such as 50GB might be more suitable over a 1-30 day period.
Yes, many Japanese eSIM data plans, including this one, allow for tethering or creating a mobile hotspot. This feature enables you to share your eSIM's internet connection with other devices like laptops, tablets, or other smartphones, provided your device supports hotspot functionality. It's a convenient way to keep multiple devices connected while traveling.
Purchasing and setting up a Japanese eSIM is straightforward for international travelers. You can easily order your desired plan through platforms like KKday, which offers a variety of daily high-speed data plans for 1-30 days. After your purchase, you'll receive a digital voucher with a QR code. Simply scan this QR code with your eSIM-compatible phone to install the profile and activate your service, bypassing the need for physical card exchanges and streamlining your travel preparation.
Get Help
