proof of purchase

Noun

uncountable

(business) A document that acts as evidence of someone having bought something, such as a receipt

Japanese Meaning

購入の証明として、購入したことを示す書類（例：領収書など）

Please keep your proof of purchase in case you need to return the item.

返品する必要がある場合に備え、領収書を保管してください。

Sense（1）

(business) A document that acts as evidence of someone having bought something, such as a receipt