Does usagi end up with tuxedo mask?

Yes, Usagi Tsukino (Sailor Moon) ends up with Tuxedo Mask, who is revealed to be Mamoru Chiba, her classmate and later boyfriend.

Their relationship is a central part of the Sailor Moon series, filled with romance, adventure, and a lot of drama. Their love for each other grows stronger throughout the series, and they ultimately get married in the final arc of the manga and anime.