If you are using a micro SIM card issued before 2019:
It is possible to issue a new SIM card (multi-sized).
A new SIM card will be issued.
The fee to issue a new SIM card is 3,300JPY (tax included).
Please contact us for support.
Any SIM cards issued from 2019 until now are multi-sized SIM cards. Therefore, it is possible to change the SIM card size without issuing a new SIM card.