In order to use the Iridium services, a contract for use of these services must be made in addition to the purchase of a Wi-Fi router.
Service contract charges (per contract)
Service contract charges are billed together with the initial communication charges.
Monthly basic rate (per contract) (tax free)
Basic monthly rate
¥5,000 Includes free communication worth ¥1,000
Monthly basic rate is tax free.
From January 2016, the monthly charge for the month of cancellation will not be prorated and will be charged in full.
Communication charges (tax free)
To landline or mobile phones
To Iridium satellite mobile phones
To other satellite mobile phones
Outgoing SMS message (per 160 characters) 
Incoming SMS message 
Japanese characters may be unreadable in incoming SMS messages on iOS devices. As of December 1, 2014. Researched by KDDI.
Data communications charges and communications charges to satellite mobile phones subscribing to WIDESTAR satellite telephone service are charged at the same rate as calls to landline or mobile phones.
Communication charges are exempt from taxation.
All of the indicated amounts exclude tax unless otherwise specified.