窓口販売
Meanings
1
over-the-counter sales; OTC sales
Refers to selling financial products or services directly at a bank or post office counter, rather than through other channels. Often used in contrast with online or door-to-door sales.
See also: 窓販
I bought an investment trust through over-the-counter sales at the bank.
Over-the-counter sales of insurance have the advantage of receiving face-to-face explanations.