noun
bill collector; debt collector
Refers to a person whose job is to collect payments or debts, often in a business or commercial context.
勘定取りが月末に集金に来た。
The bill collector came to collect payment at the end of the month.
集金人 is a more general term for a person who collects money, while 勘定取り specifically implies collecting bills or debts, often in a commercial setting.
Compound of 勘定 (かんじょう, 'bill, account') and 取り (とり, 'taker, collector'), from the verb 取る (とる, 'to take').