Answer
Rina Sawayama was initially discovered by the production company Platinum Production, which has produced for other artists such as Rihanna, Beyoncé, and Britney Spears. The company saw Sawayama performing at a karaoke bar in London and was impressed by her talent. They helped her to develop her music and to get her signed to a record label. Sawayama has since released two albums, both of which have been critically acclaimed.