Finally! If also expensive international phone cheap in SIIX! is If overseas call straight-line option "Earth unlimited" of SIIX dedicated app.
"Earth unlimited" is, you can 10 minutes × 300 times call to the countries and regions of interest per month 980 yen / tax not included!
Note) The call charge of the case in excess of 10 minutes, it will be a fee of 30 seconds 19.9 yen. Note) The use of this service requires a contract with If SIIX. Note) countries and regions of interest, please check If over-the-counter or official website of SIIX.