Japan Unlimited Data eSIM - 17 Days

Unlimited high-speed data in Japan with 16GB hotspot tethering included

Stay connected from the moment you land with the Japan Unlimited Data eSIM - 17 Days, providing unlimited internet access on Japan's premium KDDI network. Designed for travellers who need reliable connectivity throughout their trip, this eSIM delivers fast mobile data for navigation, messaging, video calls, social media, streaming, and online bookings without worrying about running out of data.

Whether you're visiting Tokyo, Osaka, Kyoto, Hiroshima, Nagoya, Sapporo, Fukuoka, Okinawa, or travelling across Japan, this eSIM keeps you connected with one of the country's most reliable mobile networks.

For travellers searching for a Japan unlimited data eSIM, best eSIM for Japan travel, Japan tourist eSIM unlimited internet, or unlimited data eSIM Japan 17 days, this plan provides the data allowance and network quality needed for a stress-free trip.

With no daily data limits, speeds of up to 1Gbps, and 16GB of hotspot tethering, you can use your devices confidently throughout your stay.

Key Features

Why Travellers Choose This Japan eSIM

1. Unlimited Data Throughout Your Trip

Avoid expensive roaming charges and enjoy unlimited internet access for the full 17-day validity period.

Perfect for:

• Google Maps and navigation
• WhatsApp and messaging apps
• Social media
• Video streaming
• Travel bookings
• Remote work
• Translation apps
• Video calls with family and colleagues

2. No Daily Data Limits

Many travel eSIMs reduce speeds after a daily allowance is reached.

This plan provides unlimited data with no daily cap, allowing you to use your connection throughout the day without monitoring your usage.

3. Premium KDDI Network Coverage

Connect to one of Japan's leading mobile networks with strong coverage across major cities, tourist attractions, transport hubs, and popular travel routes.

4. Fast Speeds up to 1Gbps

Enjoy fast connectivity for:

• Streaming HD content
• Uploading photos and videos
• Mobile hotspot usage
• Business applications
• Cloud services
• Video conferencing

5. 16GB Mobile Hotspot Included

Use your eSIM connection on multiple devices by sharing up to 16GB through tethering.

Ideal for:

• Laptops
• Tablets
• Secondary phones
• Travel companions

6. Instant eSIM Activation

No need to collect a SIM card at the airport or visit a local mobile store.

Simply:

1. Purchase online
2. Receive your QR code by email
3. Scan and install
4. Arrive in Japan
5. Connect automatically to the KDDI network

7. Buy Before You Travel

Your QR code remains valid for 180 days, allowing you to purchase your eSIM well before your departure date.

Supported Country

Japan

Device Compatibility

Compatible with unlocked eSIM-enabled devices including:

Apple: iPhone 11, iPhone 12 Series, iPhone 13 Series, iPhone 14 Series, iPhone 15 Series, iPhone 16 Series and newer supported models.

Samsung: Galaxy S20 Series, S21 Series, S22 Series, S23 Series, S24 Series, S25 Series, Galaxy Fold and Flip devices with eSIM support.

Google: Pixel 4 and newer supported Pixel devices.

Other Brands: Selected Motorola, Oppo, Sony, Xiaomi, Honor and other eSIM-compatible smartphones.

Please verify that your device supports eSIM technology and is carrier unlocked before purchasing.

How to Activate

1. Purchase the Japan Unlimited Data eSIM.
2. Receive your QR code by email.
3. Open eSIM settings on your device.
4. Scan the QR code.
5. Install the eSIM profile.
6. Travel to Japan.
7. Connect to the KDDI network.
8. Start using unlimited data immediately.

Frequently Asked Questions

1. How much data is included?

You receive unlimited mobile data for the full 17-day validity period.

2. Is there a daily usage limit?

No. This eSIM includes unlimited data with no daily data cap.

3. Which network does the eSIM use?

The eSIM connects to the KDDI network in Japan.

4. Is hotspot sharing allowed?

Yes. The plan includes 16GB of hotspot tethering.

5. Does this work across Japan?

Yes. Coverage is available throughout Japan, including major cities, tourist destinations, and transport routes supported by the KDDI network.

6. Does the eSIM include calls or SMS?

No. This is a data-only travel eSIM and does not include a local phone number, voice calls, or SMS messaging.

7. When does the 17-day validity begin?

The validity starts when the eSIM first connects to a supported network in Japan.

8. How long is the QR code valid?

The activation QR code remains valid for 180 days from the date of purchase.