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.

Trustpilot

The Best Network in Japan

From the paradise Islands of Okinawa to the ski resorts of Hokkaido, our network will get you coverage.

99% of Japan Covered

Anywhere you are, Docomo's network infrastructure will have your back.

High-speed Internet

Download Speed: 35~70 Mbps
Upload Speed: 30~50 Mbps

Strong Infrastructure

The network stays up even during most typhoons

CityZEN Japan Mobile Plans

Perfect for anyone living in Japan longer than 3 months.
From 5GB to 50GB per month. Starting at ¥2800.

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

 

Live Japan at full speed with Smash Mobile!
A wide selection of data amount is available to cover all your needs.

Get started

 

  • Smooth Process

    - Multilingual support in English & French
    - Free Delivery in Japan and abroad for all Japan Mobile Plans
    - Japanese Phone Number available as an option

  • 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

Real Japanese Phone Number

All our Data & Voice plans include a real Japanese Phone Number starting with 070 or 080. Fully valid to register at Banks, Government Offices and any other places!

You can find our call rates by clicking here

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¥

Learn More

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

Select Dates
  • “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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