Smash Mobile | Enjoy Japan at full speed

Japan SIM Card and Mobile Plans

Students, Tourists and Expats, we offer you the best way to stay connected, always, everywhere in Japan.

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CityZEN Mobile Plans

Perfect for anyone living in Japan longer than 3 months.
From 5GB to 30GB per month. Starting at ¥2800.

The single, ultimate long term sim plans for foreigners in Japan.

We do not ask you to sign a contract and when you leave the country, cancellation is free of charges!
A Japan SIM card with a true Japanese Phone number accepted by banks and any institution is available on top of your monthly Data volume.

Mobile Plans

  • Japan's Best Network

    We are using the NTT DoCoMo network and its powerful 4G LTE. All our Japan Sim Cards and Pocket Wifi use its full potential.
    So anywhere you go in Japan, find anything you need and stay in touch with the World!

  • Extreme Flexibility

    - You do not need to sign any contract
    - No Cancellation Fees
    - Our support is in English
    - Delivery in Japan and at Airports
    - Japanese Phone Number available

  • Affordable Prices

    Travelers, Students, Expats, we understand your needs. We know that price matters so we have built plans that are affordable and unparalleled.

No Contract
Just powerful data

Flexibility
Select a plan that suits you

money_off

Free Cancellation
You're free to go but we'd miss you

Need a phone number during your stay ?

With Smash Mobile, you are free to choose between a basic Mobile Plan with Data Only plan or to have a Voice and Data. 
It is all up to you, depending on your needs.

True Japanese Phone Number

Our SIM have a true Japanese Phone Number (070/080/090) that you can use to register at Banks, Government Offices and any other places!
You can find our call rates by clicking here

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Simple 3 Months Billing System

20 minutes of free-calls included. We charge your calling fees every 3 months, only if you went over your free minutes!

Japan Prepaid SIM - HORIZON

We offer a range of data plans that suit a variety of needs. Perfect for your trip to Japan, if you stay just a few days or up to 3 month!

- 4G LTE network
- Multi-size sim
- Set up APN and you are ready to go!
- 3GB for 2800¥

See Prices

Japan Pocket Wi-Fi Rental - AGILITY

Offering many possibilities, our Pocket Wi-Fi will become your favorite travel buddy! No need to change your sim, only connect to it via Wifi.

- 4G LTE network
- Daily data volume
- Ideal for small groups
- 600¥/day for 1GB/day

SEE PRICES
  • “The Monthly Data plan is very good for a student like me.”
    Marie L.
    Exchange Student
  • “We've asked to get our sim card delivered at our hotel. It was easy to set it up with the indications in the package.”
    Sarah V.
    Traveler from Australia
  • “We’ve used their Pocket WiFi and it is so good to find where to go in the busy Tokyo!”
    James S.
    Traveler from California
  • “I thought finding a sim card in Japan as a student was easy... It wasn't. Until I found out about Smash Mobile from a friend at school!”
    Fabien D.
    Exchange Student
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