Japanese phrase
___はだれのものですか? ___ wa da re no mo no de su ka
Meaning
Who does ___ belong to?
When to use it
Asks who owns an item.
Example dialogue
このぼうしはだれのものですか? ko no bō shi wa da re no mo no de su ka
Who does this hat belong to?
たぶん、ゆうた君のです。 ta bu n yū ta kun no de su
It is probably Yuta's.