AnyFone JAPAN Data eSIM

Japan eSIM 5G Unlimited Data

¥1,980

Sale Sold out

Tax included.

1 day

Quantity

❗

Please Check Before Purchase

Before completing your order, please make sure that your device is eSIM Compatible.
Check Compatibility

Product Description

Line Type	4G / 5G
Data Volume	Unlimited (No Cap)
Carrier Network	KDDI（au）
Coverage Area	Japan
Tethering (Personal Hotspot)	Available
Voice Calls	Not Supported (Only via VoIP app)
eSIM Delivery Method	Sent by Email
Issuance Time	Immediate

APN Information

APN	uad5gn.au-net.ne.jp
User Name	au@uad5gn.au-net.ne.jp
Password	au

Important Notice

Please start activating within 30 days of purchase. After 30 days, activation will no longer be possible.
The first day of use is counted from the time of activation until 23:59 Japan time. Please note that even if the validity period has passed, your connection may not be cut off immediately. However, rest assured that it will not be automatically recharged (extended or billed).
While tethering (personal hotspot) is technically possible, we do not recommend it for optimal performance. Please note that when using tethering, a data limit of 3 GB will apply. Once this limit is reached, your connection speed will be reduced to 128 kbps.
The available network (4G / 5G) may vary depending on your smartphone's band.

4G：BAND28(700MHz), 18/26(800MHz), 11(1.5GHz), 3(1.7GHz), 1(2.0GHz), 41(3.5GHz),42(3.5GHz)
5G：n28(700MHz), n3(1.7GHz),n41(2.5GHz), n78(3.5GHz), n77(4.0GHz), n78(3.7GHz), n257(28GHz)

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Japan eSIM 5G Unlimited Data

Option: 1 day

¥1,980

Japan eSIM 5G Unlimited Data

Option: 1 day

¥1,980

How does eSIM Work?

Step 1
Check Compatibility
Please check if your smartphone meets the following conditions before purchasing:
1. It is SIM unlocked or SIM-free.
2. It is eSIM compatible.
How to Check eSIM Compatibility?
Step 2
Select Data Plan
Please select your desired product plan, option, and quantity, then proceed to checkout. During the checkout process, you will be required to enter your name, email address (for receiving the eSIM QR code), billing address, and credit card information.
Step 3
Receive eSIM QR Code
The eSIM installation QR code and setup instructions will be sent to your email address.

Features of AnyFone JAPAN eSIM

5G Support & Unlimited Data

The ultimate eSIM plan that gives you access to Japan’s top-tier 5G network provided by major carrier KDDI. Enjoy unlimited data with no throttling, perfect for high-speed browsing, social media, and video streaming during your trip.

No App, No Sign-up Required

No app downloads or setup completion required. Simply scan the QR code and receive online instantly.

Flexible Validity

All plans come with unlimited data. You can select from 15 validity options, ranging from 1 to 15 days. Choose the duration that fits your stay—or start with a short-term plan and top up later as needed.

High-quality MNO Network

All plans run on major Japanese carrier networks (KDDI) for fast and stable connectivity. With 99% nationwide coverage, you can stay connected even in rural areas and mountainous regions.

Purchase Anytime, Even While Traveling

We accept credit cards issued outside Japan. You can make purchases online anytime—before your departure or during your stay in Japan. Convenient and reliable for travelers and returnees to Japan.

Reliable Customer Support

Both customer support and airport stores are directly managed by our company. Our professional bilingual (Japanese / English) staff will support you from the time of application to the end of your use.

Many airport stores and hotel businesses have joined us as eSIM site promotion partners.

AnyFone JAPAN Online Shop Access Points

How to Check if Device is eSIM Compatible

Frequently Asked Questions

How can I check if my device is compatible?

If you’re unsure of the model, please refer to the [How to Check Device Compatibility] section on the product page.

It provides clear instructions for checking your device via the settings menu or dial codes.

How do I receive the eSIM?

After completing your purchase, a QR code for installing the eSIM and setup instructions will be sent to the email address you provided.
In most cases, you’ll receive the email within a few minutes. If you don’t see the email, please check your spam or promotions folder. If it’s still missing, contact our customer support—we’ll resend it promptly.

Is it easy to set up an eSIM for beginners?

Yes, even first-time eSIM users can set it up with confidence.
We provide a step-by-step setup eSIM Activation Guide, making the process easy even for first-time users. Setup usually takes about 5 minutes.
If you have any concerns, our customer support is ready to assist you at any time.

Can I use the eSIM immediately after purchase?

Yes, you can.
Simply scan the QR code included in the confirmation email you receive after purchase. The eSIM will be installed instantly, and you’ll be able to connect to the internet right away.

For detailed instructions, please refer to our [eSIM Activation Guide] page.
If you have any questions, feel free to contact our customer support.

Do I need to remove my physical SIM card or delete my existing eSIM to set up a new one?

No, you do not need to remove your physical SIM card or delete your existing eSIM.
eSIM is a digital SIM that is downloaded directly to your device. Once installed, just check your mobile settings to ensure the eSIM is set as the active line, and you're ready to go.

The process is simple and can be completed in just a few minutes.

What should I do if I run out of data or need more during use?

With AnyFone JAPAN’s eSIM, you can easily purchase an additional data plan at any time to get back online right away.

Even if your current eSIM plan runs out, simply follow the same purchasing steps to install a new eSIM and continue using the service.

We offer flexible 5G Unlimited Plans and Fixed Plans ranging from 1 to 30 days, so you can choose only what you need. Perfect for unexpected data shortages during your trip—no waste, no stress.

eSIM Activation Guide

Once the purchase process is complete, a QR code and setup instructions will be sent to the email address you provided.
If you're unsure how to set it up, please refer to the guide below.

Items Required for eSIM Setup

eSIM-Compatible Device

Please prepare a device that supports eSIM and is SIM-unlocked.

How to Check eSIM Compatibility?

Internet Connection

Please ensure that your device is connected to the internet before starting the setup process.

iPhone

Android

iPhone

▼ iOS 17.4 and Later

1Open the email with your eSIM information, long-press and hold the displayed QR code. Then tap [Add eSIM].

※ Depending on your screen and text size settings, the [Add eSIM] option may not be visible. Please scroll down the options panel to locate [Add eSIM].

2When prompted to share your device EID number, tap [Activate]. You will proceed to the Activate eSIM screen, follow the on-screen instructions to complete the setup.

※ In some email apps, pressing and holding the QR code may not work, or the [Add eSIM] option may not appear.
If that happens, please use one of the methods in “Method B to C” below, or use the default iPhone Mail app.

▼ iOS 17.3 and Earlier

1Open [Settings] and tap [Cellular].	2Tap [Add eSIM], then select [Use QR code].
3Tap [Scan QR Code], and the camera will be activated. You can now choose one of the following options: Method B： Enter eSIM Details Manually Method C： Scan eSIM from Another Device	＜Method B：Enter Details Manually＞ On the [Add eSIM] screen, select ["Enter Details Manually"] Enter the [SM-DP+ Address] and [Activation Code] provided in the email. ※ No confirmation code is required for this eSIM setup. Tap [Next] at the top right to start the activation. Follow the on-screen instructions to complete the setup. Note: When copying the [SM-DP+ address], be sure to remove any unnecessary characters like [http://] or trailing slashes (e.g., [http://(SM-DP+address)/]).
＜Method C：Scan from Another Device＞ Display the QR code on another device or print it out. Use the camera on the [Add eSIM] screen to scan the QR code. Activation will begin automatically. Follow the on-screen instructions to complete the setup.	iImportant Notes Activation may take a few minutes. After scanning the QR code, please wait until the “Setup Complete” message appears on the screen.

■ Post-Activation Configuration

For detailed instructions on communication settings after activation, please refer to the official Apple Support page (external link) below.

Set up eSIM on iPhone - Apple Support

Android

1Open [Settings] and tap [Network & internet]. *Note : Settings might vary by manufacturer for Android devices.	2Open [Add more], then tap [Download a SIM instead].
3Tap [Next] to open the camera. Choose one of the following options: If you are scanning a QR code: Display or print the QR code on another device, then scan it with the camera. Follow the on-screen instructions to complete the setup. If setting up without a QR code (manual input): Tap [Help] at the bottom left and follow the instructions in steps 4 - 6.	4Tap [Enter it manually] in the description.
5Copy the [SM-DP+ ActvCode (for Android)] from the email we sent and paste it into the input field on your smartphone, then tap [Continue]. The image below shows the contents of the email on the left side and the Android screen on the right side.	6When the following screen appears, tap [Download].
iNotes A network connection is required for eSIM setup. Please connect to Wi-Fi or mobile network first before proceeding with the following steps. It may take a few minutes to activate an eSIM. Please wait a few moments after scanning the QR code until "Setup Complete" appears on the screen. If you cannot connect to the internet after setting up: If you set up using a QR code: Manually configure the APN information as described in the email. APN can be set from [Settings] > [Network & internet] > [Mobile Network] > [Access Point Name]. If you set up manually: Turn on roaming. Go to [Settings] > [Network and internet], tap the settings icon next to the eSIM you have set up, and turn on the roaming item. If using a Google Pixel device and still unable to connect after setting up eSIM and APN, please go to roaming settings and turn on it.

Any Questions?

Committed to ensuring that you take advantage of every chance.
Please do not hesitate to contact our customer support at any time if you need further assistance.

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050-5527-0564

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Japan eSIM 5G Unlimited Data