She changed her given name from Han-jin to Han-bit, and is legally recognised as female in South Korea.
In an interview, Choi said that "living with the female body itself brought me the greatest feeling of euphoria", but also that she has "a fond memory of the past before the operation". Prior to her surgery, she had appeared on the SBS television show Yoo Jae-suk's Jinsil Game in 2005.
After transitioning, Choi began to pursue her lifelong ambition of becoming a model. In 2009, she was amongst more than 1,200 applicants to the annual SBS-sponsored Super Model Contest, and gained public attention by progressing through the contest's preliminary rounds.
Choi's participation drew mixed reactions from internet users and other contestants,