noun
customer loss; decline in patronage
Describes a situation where customers stop coming to a store, product, or service, often due to dissatisfaction, trends, or external factors.
値上げが原因で客離れが進んでいる。
Customer loss is progressing due to the price increase.
あの店はサービスが悪くて客離れがひどい。
That shop has terrible customer loss because of poor service.