Free yourself from any restraints in Japan with Mobile WiFi router!


Frequently Asked Questions about Our WiFi Rental Service


Can I receive the WiFi device the day after I sign up?

Yes, you can, as long as you want to pick up your WiFi device at Narita Airport Terminal 1, Narita Airport Terminal 2, Haneda International Terminal, or Kansai International Terminal 1 Building, and you applied for our rental service by 3:00 PM Japan Time the day before your pick-up date.

Which delivery service company can I use for returning the router?

  • We recommend that you use the Yamato Transport form that is enclosed with the rental kit.
  • You need to complete the airport delivery service form at the Yamato Transport Counter in the airport.
    Airport Deliveries
  • You may return the WiFi device at the counter of any delivery service company (such as Sagawa Express or Yu-Pack) that uses a parcel tracking system, or via collection service.

I have a smart phone that works abroad, but can I use it?

Yes, you can use it if your device is capable of connecting to WiFi. If you want to use your device as a telephone, you may use it with a telephone app.

Can I return my WiFi device at an airport different from the one where I picked it up?

That is absolutely no problem. You can also choose pick-up via delivery service but return at an airport counter, and so forth.

Will transmission fees be applied?

No, they will not. We will not charge you based on usage as it’s already included in the rental fees.

Do I need to sign a separate contract with a provider?

No, you do not. You only have to sign a contract with NINJA WiFi to use our services. Any devices that can be connected to NINJA WiFi are able to connect to the internet at only the cost of the rental fees. It’s effortless to set up, you only need to enter the password. You can use it on the day you pick it up.

Can I cancel my reservation?

It is possible to cancel your order through your Account page up to 4 days prior to your pick-up date. You can still cancel within the 4 days, but to do so you have to contact our call center. If you cancel 4 days or more prior to your pick-up date, you will not be charged. However, canceling within the 4 days you will be charged for 100% of the rental period. Please understand this.

In case of a cancellation when will the refund be processed?

Since the refund will be done to the customers credit card company, depending on the companies billing cycle, it might take up to 1-2 months. For more exact confirmation please contact the credit card company.

Malfunctions & Losses

  1. We will replace the device with a new one if it malfunctions.
  2. Please return all parts to us if the device is damaged.
  3. If there are any missing parts, please note that it may be deemed as a loss (with a replacement fee).
  4. If you lose any or all of the WiFi equipment, you will be charged a replacement fee.
Insurance Plan

Please check here for the price details

The service material download of contents

Replacement Fees (Untaxable)
Mobile WiFi Router Fee 40,000 yen
SIM card reissue fee 3,000 yen
Pouch 1,000 yen
AC Adapter 1,000 yen
USB Cable 500 yen
Power Bank 3,000 yen
USB x 4-port AC Adapter 3,000 yen
International Adapter plugs 1,000 yen
POCKETALK W 30,000 yen


  1. If you need to cancel your reservation, please call our call center for cancellations.
  2. Depending on device inventory levels, we may not accept every sign-up.
  3. NINJA WiFi withdraws your payment amount upon online sign-up or upon payment with your credit card through a separate payment page.