Stay Connected with Japan eSIM
With JAPAN-ON-LINE eSIM, enjoy stress-free travel and fast, reliable data on Japan’s top network.
Get an eSIM NowBest eSIM Japan 30-Day Plans
30GB Data
8 Days / 30GB $21.98/plan- ￥3,280JPY(tax incl.)
- After Limit : 200kbps
- High-speed 4G/LTE/5G
- Valid 8 days from activation
- Instant QR delivery
- No contract required
- Japan-wide coverage
50GB Data
16 Days / 50GB $33.37/plan- ￥4,980JPY(tax incl.)
- After Limit : 200kbps
- High-speed 4G/LTE/5G
- Valid 16 days from activation
- Instant QR delivery
- No contract required
- Japan-wide coverage
100GB Data
31 Days / 100GB $53.47/plan- ￥7,980JPY(tax incl.)
- After Limit : 200kbps
- High-speed 4G/LTE/5G
- Valid 31 days from activation
- Instant QR delivery
- No contract required
- Japan-wide coverage
Feature
Fast Internet Speeds
Experience lightning-fast data speeds on Japan’s private, high-performance network. No slowdowns. No throttling.
Best Data Coverage
Enjoy 30 days of reliable, uninterrupted data connection with 99% coverage across all of Japan’s 47 prefectures.
Worry-Free Setup
Quick & easy activation. Get your code by email in minutes, and connect instantly with just a few clicks.
What is
JAPAN-ON-LINE
eSIM?
Stay connected across Japan with JAPAN-ON-LINE eSIM, the fastest, most reliable digital SIM designed by travelers, for travelers. Enjoy a private dedicated connection, 99% nationwide coverage, and instant activation, all without the need for a physical SIM card.
How does JAPAN-ON-LINE eSIM work?
Check Your Device Compatibility
Make sure your phone is unlocked and eSIM-compatible before purchase.
Buy Your eSIM
Get the plan that best suits you!
Our plans are made specifically for Japan travelers, all with data coverage valid for 30 days.
Activate and Enjoy!
Receive your code via email after your purchase.
Once installed, activate your eSIM and connect automatically after arrival.
Reviews for JAPAN-ON-LINE eSIM
More Than Just Data,
Get Exclusive Japan eSIM Perks!
Join the JAPAN-ON-LINE eSIM Community and unlock travel perks across Japan.
Reliable. Speedy. Affordable.
24/7 customer support
Need help? Our 24/7 chat is always ready to help you get connected
Keep your physical SIM
Benefit from the convenience of having both physical and eSIM cards at your disposal
English and Japanese support
No need to fumble through language apps; our team speaks your language!
Frequently
Asked Questions
Find helpful answers to your questions.
When will I receive my JAPAN-ON-LINE eSIM?
You should receive your eSIM confirmation email within 5-15 minutes! In case it doesn't arrive right away, be sure to check your spam and promotions folders before reaching out. If you still haven't received your eSIM in over 24 hours, or can't find it after checking your folders, please contact us via the chat box or contact form, and we'll be happy to help!
How do I activate the JAPAN-ON-LINE eSIM?
After purchasing your eSIM, you’ll get an email containing an QR Code, an activation code, and instructions to install the eSIM. Follow the instructions and you should have no issues in activating your eSIM once you arrive in Japan.
Do I need to unlock my phone to use the JAPAN-ON-LINE eSIM?
Yes! An unlocked (SIM-free) phone with eSIM compatibility is required. Check your device for an "Unlocked" SIM, and review our eSIM compatibility list. If there is any indication of "SIM Locked", you will need to unlock your device by contacting you carrier beforehand.
How can I check if my device supports eSIM?
Newer devices should support eSIM if there are no restrictions set. You can also review your device settings and look for a secondary “IMEI” number, or "Add eSIM" section for a quick indication.
What is the process for returning the eSIM after my trip to Japan?
You don’t have to do anything! Once you use up your data allowance or the 30-day period expires, your data connection will automatically stop.
How long does my JAPAN-ON-LINE eSIM plan last?
All JAPAN-ON-LINE eSIM plans are valid for 30 days.
Are there any additional charges or hidden fees associated with JAPAN-ON-LINE eSIM?
None at all! Enjoy your journey in Japan without worrying about hidden charges.