noun
bank teller; account clerk
Refers to a bank employee who handles customer transactions at the counter, such as deposits, withdrawals, and account inquiries.
口座係の女性が丁寧に対応してくれた。
The female teller assisted me politely.
彼は銀行の口座係として十年働いている。
He has been working as a bank teller for ten years.
Compound of 口座 (account) and 係 (person in charge, clerk).