Ahn Hye-jin, known professionally as Hwasa, is a South Korean singer, songwriter and television personality under P Nation. She is the maknae of the girl group MAMAMOO. In February 2019, she made her solo debut with the song Twit which topped the Circle Digital Chart and won a Gaon Chart Music Award. In 2020, Hwasa debuted as part of the girl group Refund Sisters with the single Don't Touch Me, which reached number 1 in South Korea. In 2020, she released her EP, María, which charted at number 5 in her home country, while its lead single María peaked at number 2 on the Gaon Chart, earning her a Golden Disc and Mnet Asian Music Award. In 2023, Hwasa left RBW and signed with P Nation, releasing her second digital single, I Love My Body, which reached the top-ten of the Circle Digital Chart and Billboard World Digital Song Sales chart in the United States. Her 2025 single Good Goodbye became her biggest commercial success to date, reaching number 32 on the Billboard Global 200, spending nine weeks at number 1 on the Circle Digital Chart, and topping the World Digital Song Sales.