charin
The bright, clear sound of a single coin dropping — inserting a coin into a vending machine, a coin landing on a counter, or a bell chiming once.
💡Dropping a coin into a donation box — 'The coin fell in with a charin.'
賽銭箱にお金がちゃりんと入った。
The coin dropped into the offering box with a charin.
The coin ___ clinked as it dropped into the vending machine.
自動販売機にコインが○○と入った。