Soojin (Korean: 수진; Japanese: スジン; formerly known as N.Na) is a South Korean singer and dancer under BRD Communications. She is a former member of the girl group (G)I-DLE and a pre-debut member of VIVIDIVA.
Using the stage name N.Na, Soojin was part of the pre-debut lineup for the girl group VIVIDIVA. However, she left the company before the group debuted in 2015.
Soojin debuted as a member of (G)I-DLE on May 2, 2018, with their mini-album "I Am" and the title song "Latata".
On March 4, 2021, it was announced that Soojin would temporarily halt all activities following allegations of bullying by former classmates. On August 14, Cube Entertainment announced that Soojin had officially withdrawn from (G)I-dle, though she will remain under the same agency. On March 5, 2022, Cube Entertainment announced that they have officially terminated Soojin's contract after police investigations concluded that the accusers were not guilty of spreading false information.
On October 16, 2023, Soojin signed an exclusive contract with BRD Communications and debuted on November 8, 2023.