Although the film failed to do well in South Korea, it was a hit in China, garnering over 20 million yuan in China after just one week, beating previous records set by 200 Pounds Beauty at 16 million yuan.
In 2012, Ha starred in alternate history drama The King 2 Hearts opposite Lee Seung-gi, playing the role of a North Korean Special Forces Officer who married a South Korean crown prince as a political strategy.
She is best known for the historical dramas Damo (2003), Hwang Jini (2006), Empress Ki (2013), as well as the melodrama Something Happened in Bali (2004), the romantic comedy series Secret Garden (2010) and the medical drama Hospital Ship (2017).
Sponsored by Ha, the organization has set up a "Hartist" (Ha artist) scholarship to sponsor students who dream of careers in art.
Together with fellow actor Song Joong-ki, Ha attended Medical Korea 2013 Sharing Medical Treatment Commemorative Event, an event hosted by the Ministry of Health and Welfare, promoting greater international co-operation for medical technology and positive medical tourism.
"When I was about to debut, the first love of my manager's name was Ha Ji-won.
I think he wanted to at least use the name of his love that was not fulfilled.
The actress stated, "Ever since I was a little kid, I dreamed of becoming an actress.