Japanese phrase
荷物をなくしました。 ni motsu o na ku shi ma shi ta
Meaning
I lost my luggage.
When to use it
States that personal belongings have been lost. It is a direct but polite way to report a problem, especially when asking staff for help.
Example dialogue
すみません、荷物をなくしました。 su mi ma se n ni motsu o na ku shi ma shi ta
Excuse me, I lost my luggage.
お荷物の特徴を教えてください。 o ni motsu no toku chō o oshi e te ku da sa i
Please describe your luggage.