[1] He shared bronze medals with Sung Min, Jeong Doo-Hee, and Park Tae-Hwan in the 4 × 100 m medley relay (3:41.33) at the 2006 Asian Games in Doha, Qatar.

[2] You qualified for the men's 100 m breaststroke at the 2004 Summer Olympics in Athens, by clearing a FINA B-standard entry time of 1:04.28 from the Dong-A Swimming Tournament in Seoul.

[3] He set a South Korean record and a personal best of 1:03.56 to lead the third heat by 0.28 of a second ahead of Chinese Taipei's Chen Cho-Yi.

You failed to advance into the semifinals, as he placed thirty-first overall on the first day of preliminaries.

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