Having recorded 5 goals and 1 assist in 18 games in his debut season, Ha was nominated for the 2007 K-League Rookie of the Year Award.

On 19 February 2015, Ha was loaned to China League One side Yanbian Changbaishan until 20 July 2015.

In February 2017, Ha transferred to League One side Baoding Yingli Yitong.

He participated in the 2007 FIFA U-20 World Cup with the South Korea national football team.

This biographical article related to a South Korean association football forward is a stub.