Hong Ji-hoon

[1] In 2006, he won a gold medal at the BWF World Junior Championships in the boys' singles event.

He and partner Choi Ho-jin were defeated by their teammates Yoo Yeon-seong and Jeon Jun-bum with the score 21–16, 21–19.

He reached the final round after beating Indra Bagus Ade Chandra of Indonesia 21–16, 21–11.

[7] In 2012, he competed at the Thomas Cup tournament with the Korea national team held in Wuhan, China.

[8][9] In 2013, he was runner-up at the Korea Grand Prix Gold in the men's singles after being defeated by his teammate Lee Hyun-il 21–18, 21–12.