Question: Who directed the film in which  Lee Min-ho has his first leading role? 

Context paragraphs:
Jeon So-min: Jeon So-min (; born April 7, 1986) is a South Korean actress.  She made her debut in 2004 MBC sitcom called "Miracle".  In 2013, Jeon played her first leading role in the MBC television series "Princess Aurora".  She received recognition from her role in the drama and won the "Best New Actress Award" in 2013 MBC Drama Awards.  Her other performances as a leading role include in "1% of Anything (2016 TV series)" and "Tomorrow Victory (2015 TV series)".

Legacy of Rage: Legacy of Rage () is a 1986 Hong Kong action film directed by Ronny Yu, starring Brandon Lee, Michael Wong, Regina Kent and also features a cameo appearance by Bolo Yeung who appeared in Brandon's father, Bruce Lee's, last film "Enter the Dragon".  This was Brandon Lee's first leading role in a film (he made his acting debut with a supporting role in the television film "" earlier that year) and the only Hong Kong production he starred in.

The Legend of the Blue Sea: The Legend of the Blue Sea () is a 2016-2017 South Korean television series starring Jun Ji-hyun and Lee Min-ho.  Inspired by a classic Joseon legend from Korea's first collection of unofficial historical tales about a fisherman who captures and releases a mermaid, this drama tells the love story of a con-artist and a mermaid who travels across the ocean to find him.  It aired on SBS every Wednesday and Thursday at 22:00 (KST) started from 16 November 2016 until 25 January 2017.

The Kid (1950 film): The Kid, also known as Kid Cheung and My Son A-Chang, is a 1950 Hong Kong drama film starring the then 10-year-old Bruce Lee in his first leading role in the title role of "Kid Cheung", based on a comic book character written by Yuen Bou-wan, who also has a role in the film.  Co-starring Lee's father, Lee Hoi-chuen, this is the second film in which the father and son worked together on, the other being "The Birth of Mankind" in 1946.

Gangnam Blues: Gangnam Blues (; lit.  Gangnam 1970) is a 2015 South Korean noir action film written and directed by Yoo Ha, and starring Lee Min-ho and Kim Rae-won.  The film is set in the 1970s against the backdrop of the real estate development of Seoul's Gangnam district amidst socio-political turmoil and terrorism.  The friendship of two childhood friends is tested as they find themselves entangled in the collusion and battles between political powers and criminal organizations.

Get Up (2008 film): Get Up is a 2008 South Korean television film on the educational problems of adolescents in schools.  It starred Lee Min-ho, Rhyme, and Choi Ah-jin.

Lee Hyun-woo (actor): Lee Hyun-woo (born March 23, 1993) is a South Korean actor and singer.  He began his career as a child actor when he was nine, and later appeared in the television series "The Return of Iljimae" (2009) and "Queen Seondeok" (2009).  He was also featured in "Master of Study" (2010) and "To the Beautiful You" (2012).  Lee gained recognition with his role as a North Korean spy in the 2013 film "Secretly, Greatly" as well as a genius hacker in 2014's "The Con Artists".  In 2016, he landed his first leading role in KBS2's "Moorim School".  In 2017, he starred in his second leading role in tvN's "The Liar and His Lover", alongside Red Velvet's Joy

Lee Min-ho (actor, born 1993): Lee Min-ho (Hangul: 이민호 ; Hanja: 李敏豪 ) (born June 28, 1993) is a South Korean actor.  He is well known for his role as young Yang Myung in "Moon Embracing the Sun" (2012) and Song Mang-boo in "Rooftop Prince" (2012).

Bounty Hunters (film): Bounty Hunters is a 2016 action comedy drama film directed by Shin Terra and starring Lee Min-ho, Wallace Chung, Tiffany Tang, Jones Xu, Karena Ng and Louis Fan.  A Chinese-South Korean-Hong Kong co-production, the film was released in China by Le Vision Pictures on July 1, 2016.

Lee Min-ho (actor, born 1987): Lee Min-ho (, born June 22, 1987) is a South Korean actor and singer.  He first gained widespread fame in Korea and parts of Asia with his role as Gu Jun-pyo in "Boys Over Flowers" in 2009.  The role won him a Best New Actor award at the 45th Baeksang Arts Awards.  He is noted for his leading roles in "City Hunter" (2011), "The Heirs" (2013) and "The Legend of the Blue Sea" (2016).  The success of Lee's television dramas throughout Asia established him as a top Hallyu star.  Lee starred in his first leading role in film with "Gangnam Blues" (2015), followed by his first China-produced film "Bounty Hunters" (2016).

Supporting paragraphs: Lee Min-ho (actor, born 1987) Gangnam Blues
Answer: Yoo Ha