Stay Connected in Japan: The Rise of eSIMs

eSIMs have emerged as a convenient and reliable way to stay connected to the internet while traveling in Japan. Competing with free Wi-Fi, physical SIM cards, and pocket Wi-Fi routers, eSIMs offer the distinct advantage of a fully online setup.

With numerous services available, choosing the right eSIM can be overwhelming. In this guide, we compare 12 top providers, offering insights and recommendations for short-term and mid-term travelers in Japan.

Watch Before You Decide!

Unsure whether to choose a Pocket WiFi, physical SIM card, or eSIM? Check out this helpful video by MATCHA for guidance. Once you’ve decided an eSIM is right for you, use this guide to make an informed choice.

Top eSIM Services in Japan

• Most Reliable eSIM for Travelers
• eSIMs with a Japanese Phone Number
• Cost-Effective eSIMs with Light Data Plans
• Flexible Day-to-Day eSIM Plans
• eSIMs with Tethering Services
• eSIMs Available on Klook and Amazon
• eSIMs You Can Purchase at Airports

Below, we provide a detailed introduction to eSIMs, including setup steps and a comparison of reliable companies offering eSIM services in Japan.

Introduction to eSIMs

eSIM stands for embedded SIM. Unlike physical SIM cards, eSIMs eliminate the hassle of losing or damaging a card while swapping them out. Activation is simple and done directly through your phone's data settings.

How to Set Up Your eSIM

1. Apply online through your chosen provider.
2. Scan the QR code sent in the confirmation email.
3. Adjust your phone’s APN settings (varies by manufacturer).

Most eSIM providers send detailed setup instructions upon purchase, so be sure to follow them carefully.

Comparison of eSIM Companies

Many companies offer eSIM services in Japan. Below are some of the best options categorized by their unique features:

• Most Reliable eSIM for Travelers
• eSIMs with a Phone Number
• Affordable eSIMs with Light Data Plans
• Flexible Day-to-Day eSIM Plans
• eSIMs with Tethering Services

For those seeking convenience, we also explore options like:

• eSIMs available on Klook and Amazon
• eSIMs that can be purchased at airports in Japan

Featured eSIM: World eSIM

World eSIM is provided by Global WiFi, a trusted name in portable Wi-Fi routers. It offers three data plan options: Fixed Data Plan, Daily Data Plan, and Unlimited Data Plan, making it flexible and reliable for travelers.

Feature	Details
Period/Data	5 to 30 days, 500MB per day to unlimited
Cheapest Plan	5 days and 1GB per day for 8.95 USD (~1,370 yen)
Tethering	Hotspot capable
Voice SIM	Not available
Line Provider	Softbank
Usage Outside Japan	Available in 141 countries, including Japan

Global WiFi also offers the "Ninja eSIM," which includes options for 5, 7, 10, 15, 21, and 31 days, with data plans from 5GB to 30GB. Be sure to compare these options to find the best fit for your travel needs.

Conclusion

eSIMs are a game-changing option for staying connected in Japan. Whether you're looking for reliability, affordability, or convenience, the options highlighted in this guide provide something for every traveler. Choose the eSIM that meets your needs and enjoy a seamless online experience in Japan!