provider logo

Japan 20 GB

Airalo

5G

30 days

20 GB

Attention
  • Android phone users must manually adjust APN settings to use this eSIM

Earn $1.90 rewards cashback in your MobiPay wallet with this purchase

Details

Data

Calls

SMS

Network

5G/4G/LTE

Activation Policy

Package activates upon first data usage.

eKYC

Not required

Hotspot

Available

Speed

Unrestricted

Top-up

Available

Usage Tracking

Realtime, in-app

  • This is a data-only eSIM. It does not come with a phone number.
  • Simply scan the QR code to download and use the eSIM. No other activation or registration steps needed.
  • One-time prepaid package. No auto-renewals, no contracts. The eSIM is rechargeable and can be topped up with additional data packages.
  • Full data speeds - no daily limits, no throttling. Mobile hotspot is supported.
  • Usable only with eSIM compatible phones and tablets which are not carrier locked. If in doubt, please check the FAQ section.
  • The eSIM will expire if not activated within 2 months of purchase.

4.8/5

App Store

4.9/5

Google Play

Excellent

Trustpilot

Destinations & networks

⚠️ The operator can change the networks the eSIM connects to without notice.

🇯🇵

Japan

SoftBank5G
au (KDDI)5G
Rakuten5G

Help Center

The sure way you can verify if your phone is compatible: iPhone: Go Settings -> Cellular (or Mobile Data). If you see ‘Add Cellular Plan’ or ‘Add Mobile Plan’, the phone supports eSIM Samsung: Go Settings -> Connections -> SIM Card Manager. If you see ‘Add Mobile Plan’, the phone supports eSIM Google Pixel: Go Settings -> Networks & Internet -> SIMs -> ‘+Add more’. If you are using Pixel 4/4a or a later model, it will be there. IMPORTANT! Some models have exceptions depending on models and markets. Operator locked devices: If your device is locked to a specific carrier due to a contract, it needs to be unlocked first to be able to use the eSIMs sold on our platform.

Yes! With dual-SIM functionality you can have both your physical SIM and eSIM active at the same time.

Yes, your phone can store many eSIM profiles at once. You can choose which one to use at in your phone settings.

Yes! Mobile hotspot featured is enabled in all of our products, except if explicitly mentioned in the product details.

Reviews

5.0

Friendly user

A

Ananta

App Store

How it works

  1. 1

    Checkout using secure payment methods

    Get your eSIM by email within seconds.

  2. 2

    Install eSIM

    Instantly get your eSIM and configure it in your eSIM compatible device

  3. 3

    Enjoy high speed connectivity

    Once eSIM is configured, you can enjoy high speed roaming data connectivity

Why MobiMatter is best for Japan eSIMs?

Instant Activation

Activate your Japan eSIM in seconds. Install it in one tap from the MobiMatter app, or scan the QR code, and stay connected from the moment you land.

Flexible Plans, Great Value

Choose affordable short or long-term data packages for Japan - perfect for business trips, vacations, or for digital nomads. Most packages provide the option to top-up also.

How MobiMatter compares with other eSIM brands

24/7 Customer Support

Stay connected with peace of mind, backed by our round-the-clock customer service team. Reach out to them via the troubleshoot link.

MobiMatter Rewards

Sign in and pick one reward at checkout on every order.

  • 10%

    cashback on every order

  • 3%

    instant discount

  • up to

    $5

    for you and every friend you refer

Referral rewards apply to your friend’s first purchase.

Explore MobiMatter Rewards

Hear from our customers

  • 5.0

    I tested the speed. It connected even faster than the internet I use at home in Turkey. There's no need to unnecessarily enrich service providers. You can use it abroad with peace of mind.

    Translated from Turkish

    B

    Burak taşkın

    Play Store

  • 5.0

    "I have used several programs, this one is the best in terms of price and packages."

    Translated from Arabic

    O

    Obaid saif

    App Store

  • 5.0

    Excellent service and amazing customer support! I’m really impressed with how helpful, responsive, and professional the support team is. They answered all my questions clearly and patiently, and I always received a quick response whenever I needed assistance. It’s rare to find such reliable and caring customer service. I feel much more confident using the service knowing that help is available whenever I need it. Highly recommended! 😊

    M

    Marganahit

    App Store

  • 5.0

    accidentally delete my esim on my other phone and i dont hesitate to contact tech. support and it is very fast to response and sort it quickly recovered my deleted esim. thanks guys. more power.

    E

    Efren dacasin

    Play Store

  • 5.0

    I've tried so many esim apps, but MobiMatter is always the cheapest and with the best overall packages. Great customer service as well. Highly recommended!

    T

    Torbjørn Høstmark Borge

    Play Store

  • 5.0

    I would like to thank the Mobimatter support team for solving our problem in a short time without any problems.

    M

    Mkaya16

    App Store

  • 5.0

    I used MobiMatter with a Sparks plan for Albania and Montenegro, and everything worked perfectly for me. I had excellent reception almost the entire time, and mostly even 5G. I can definitely recommend this offer for these two countries!

    R

    Raven

    Play Store

  • 5.0

    The app is great,quick, easy to use, and very well designed. Everything is clear, detailed, and easy to understand. Whenever I have an issue or a question, the support team is always quick to respond and provides detailed, helpful answers. Overall, a really great experience! Highly recommend

    S

    Seam00

    App Store

  • 5.0

    I would definitely recommend this service because it offers the most affordable prices, has a seamless connection, and a support team that provides immediate assistance with even the smallest issues. I continue to use it with pleasure.

    A

    Ahmet gençer

    Play Store

  • 5.0

    An excellent app with very reasonable prices compared to the exorbitant prices in Türkiye. The internet speed is excellent, and it provides 5G coverage, provided the phone supports eSIM functionality.

    M

    Mohammad Jarrar

    Play Store

Check data onyour Home Screen.

Add the MobiMatter widget to see data and days left at a glance, then top up in the app before you run out.

Download on the App StoreGet it on Google Play

Illustrative usage data. Top-up available on supported eSIMs.

Essential travel tips and guides for Japan

Sep 30, 2026 — 15 min read

China Golden Week 2026: 15 Outbound Hotspots for October's Massive Travel Rush

What is Golden Week 2026 and Why the Travel Surge is so Big Golden Week 2026 runs from October 1 through October 7, a seven-day national holiday built around China's National Day. Because 2026's Mid-Autumn Festival falls a full week earlier, on September 25 to 27, the two holidays stay separate this year rather than merging into one extended break, so the October holiday keeps its standard seven-day shape. That seven-day window is still enough to trigger one of the largest travel movements on t...

Read more

Sep 21, 2026 — 43 min read

The 20 Best Places to See Autumn Foliage in October 2026

Why October 2026 is the Best Month to Chase Autumn Colour October is the only month in which the northern hemisphere's three great foliage regions overlap. Japan's mountain interior, the Alpine and Carpathian belt across central Europe, and the North American maple corridor all carry colour somewhere within the same thirty-one days. No other month gives a traveller that choice, and the practical consequence is that a single trip can be planned around colour rather than around a holiday calendar...

Read more

Sep 8, 2026 — 17 min read

Asian Games 2026 Nagoya: Travel Guide & Venue Tips

The 20th Asian Games (Aichi-Nagoya 2026) runs September 19 to October 4, 2026, with select events starting as early as September 10, across roughly 53 venues in Aichi Prefecture and Nagoya, Japan. Expect 43 sports, 469 gold medals, and athletes from 46 nations. The fastest way in is the Tokaido Shinkansen: about 94 minutes from Tokyo and 47 minutes from Shin-Osaka on the Nozomi service. Between sessions, Nagoya Castle, the Sakae shopping district, and the city's food scene fill the gaps easily....

Read more

View all posts

Buy the Best eSIM for Japan

See all eSIM packages for Japan

Japan 20 GB

Instant delivery
Excellent·4M+ downloads
Secure payment·No account needed

Home

My eSIMs

Rewards

Profile