Buy an international eSIM for Japan and never pay for roaming again. Connect to unlimited Internet at 3G/4G/LTE/5G speed in minutes and stay in touch with your family and friends.

It is easy to start using our services. After your purchase, you will receive a QR code in your email, scan it with your smartphone camera, install and enjoy a fast and stable Internet connection in Japan.

  • Speed


  • Speed Reduction

    If necessary. Some carriers may reserve the right to apply a Fair Usage Policy

  • Networks

    KDDI Corporation,Rakuten Mobile

  • Days of Use

    Customizable plan duration

Choose when your plan starts! Install the eSIM before your trip and activate the data upon arrival.

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Choose Your Plan

Japan 1GB

1GB Data


7 days



Japan 3GB

3GB Data


30 days



Japan 5GB

5GB Data


30 days



Japan 10GB

10GB Data


30 days



Japan 20GB

20GB Data


30 days



No unlimited plans available.


Why Seyyah Mobile eSIM is your best choice

Experience affordable, premium roaming with fast, reliable internet and no hidden fees. Enjoy seamless, secure, and efficient eSIM services designed for Turkey's dynamic population.

Affordable Roaming

Say goodbye to outrageous roaming fees with our budget-friendly eSIM plans, designed to keep you connected without breaking the bank.

Fast Internet Connection

Enjoy high-speed internet wherever you go, ensuring that you stay connected with seamless browsing, streaming, and communication.

Seemless Connectivity

Experience uninterrupted connectivity across various networks, making sure you’re always online without the hassle of switching SIM cards.

Fully Secure Service

Our advanced eSIM technology provides robust security and efficiency, protecting your data while delivering top-notch performance.

Customer-Centric Approach

We prioritize your satisfaction by understanding your unique needs and constantly innovating to exceed your expectations in modern connectivity.

24/7 Customer Care

Navigate effortlessly with our readily available support. Should queries arise or technical hiccups occur, connect with us via email or our 24/7 chat service.

Need to change your plans? No worries!

When acquiring your Seyyah Mobile eSIM, rest assured. You have a comfortable 6-month window to request a refund, ensuring your peace of mind.

How does eSIM from Seyyah Mobile Work?


Choose your
Step 1


Choose your
Step 2


Scan the
QR code
Step 3
You Should Know

Key Information About eSIMs

Device Must Support eSIM

Ensure your phone is unlocked and supports eSIM technology to use this service seamlessly.

Install Before Traveling

Add the data plan by scanning the QR code in your phone settings, but activate it only upon arrival. Keep a printed QR code handy as a backup.

No Local Phone Number

This virtual SIM provides data only. It does not allow phone calls or SMS. You can still use WhatsApp or Skype to contact your friends.

Fast and reliable Connection

The best performace in all your apps

Discover the freedom of reliable connectivity with high speed 4G and 5G. Holafly keeps you connected, no matter the adventure!

  • Clear video calls with no delays
  • Share stories in just a few seconds
  • Enjoy creating video content and super fast uploading
  • Find your way wherever you go!