Kim was born in Busan as the eldest of two brothers to parents who were former theater actors. His mother used to work as a fashion model. Growing up in Daeyeon-dong, Busan, Kim discovered his passion for the stage during middle school when he became involved in theater for fun.
Perhaps due to the influence of my parents, theater was not a field that was far from me from a young age. Then, during the summer vacation of my second year of middle school, I came across an advertisement for church theater members and became curious about theater. I wasn't religious, but I wanted to experience theater.
He participated as a prop team member in the production A Bowl of Udon , and he can't forget the feeling of the curtain call. I still don't know what I was feeling, but I remember crying. I think it was a complex feeling, including sadness, disappointment, and relief. In , Kim appeared with his father on KBS1 Morning Garden [ ko ] and won three consecutive wins in the family singing contest. Announcer Lee Geum-hee at the time commented, It remains strongly in her memory.
Kim worked part-time since middle school. He enrolled in a regular high school with an acting club. When he expressed his desire to pursue acting as a career, his parents, who were also stage actors, fully supported him. To further his passion, he transferred to the National Traditional Arts High School [ ko ] , where he majored in music and theater. He came from Busan alone and had to earn his tuition, so he couldn't take a break from work. As a result, he became perceptive at a young age. Kim Ha-neul started his career as actor in musical theatre.
He made his debut in the musical The Celestial Watch in at the age of sixteen, [ 3 ] while in his first year of high school. Landing the lead role in his first musical, he developed stage fright. Even the smallest announcement made him tremble. His teacher observed this and remarked, "There is no place to hide on the stage. You either win and take control, or you lose and give up. He began the process of emptying out the accumulated fears and insecurities within him.
