She released her debut solo single album R through YG Entertainment and Interscope Records in March 2021.

It debuted at number two on the Circle Album Chart in South Korea and was certified triple platinum for surpassing 750,000 copies sold.

US and topped charts in numerous countries including New Zealand, Malaysia, Singapore, and South Korea.

It was also the first song by a female K-pop act to enter the top five of the US Billboard Hot 100, peaking at number three.

Rosie debuted at number two on the Circle Album Chart and was certified double platinum for surpassing 500,000 copies sold in South Korea.