One other way to input the 4-digit number is, at the ATM machine, you choose 異なる名前 (kotonaru namae -- a different name from the one already registered in your bankcard) , then type in the number and your name anew.
One other way to input the 4-digit number is, at the ATM machine, you choose 異なる名前 (kotonaru namae -- a different name from the one already registered in your bankcard) , then type in the number and your name anew.