Japanese phrase
___は交換できますか？ ___ wa kō kan de ki ma su ka
Meaning
Can I exchange ___?
When to use it
Asks politely whether an item can be exchanged. It is often used in a store when an item is the wrong size or has a problem.
Example dialogue
このシャツは交換できますか？ ko no sha tsu wa kō kan de ki ma su ka
Can I exchange this shirt?
はい、レシートがあれば大丈夫です。 ha i re shī to ga a re ba dai jō bu de su
Yes, that is fine if you have the receipt.