Tamaki was working on the One Year Lease Theater Company and Stages Repertory Theatre's production Balls at 59E59 Theaters in New York when the show's protagonist Billie-Jean King (played by Tamaki) showed up in real life to watch the play.[3] After having several small roles in films and television from 2015, her first big break came in 2018, while working in New York theatre,[4] she was offered a main role as the police detective Niko Hamada for 16 episodes of series 1 of the television series Charmed.[5][6] Tamaki followed that television success with the recurring role of police officer Drea Mikami in the second series of Manifest in 2020.[7] She continued in the role through to season 4 in 2022.[8]