Do I have to pay for the International Tourist Tax?

Starting from 7th January,2019, the "International Tourist Tax" is levied when tourists depart from Japan by an international flight upon ticket purchase.
For details, please check as below.

> 「Regarding the International Tourist Tax.」

> 「Do I have to pay for the International Tourist Tax when I have a transit flight to another country after arriving Japan?」

> 「I bought a Minimum ticket, but cancelled it. Are the airport facility fees and taxes refundable?」