Japanese phrase
___が必要ですか？ ___ ga hitsu yō de su ka
Meaning
Do you need ___?
When to use it
Politely checks whether someone needs something.
Example dialogue
袋が必要ですか？ fukuro ga hitsu yō de su ka
Do you need a bag?
はい、お願いします。 ha i o nega i shi ma su
Yes, please.