The show "National Singing Contest," featuring Lee Chan-won, recorded a viewership rating of 6.7%. In episode 2130 of "National Singing Contest," aired on August 31 and set in Dong-gu, Incheon, Lee Chan-won appeared as a guest singer. He performed his original song "Flowering Days," receiving great applause from the audience.

According to Nielsen Korea, the viewership rating for that broadcast was 6.7%, an increase of 0.4% from the previous episode on August 24, which had a rating of 6.3%. This figure ranks first among KBS Sunday variety programs.

Lee Chan-won participated in "National Singing Contest" four times during his school years, winning awards each time. Notably, on August 31, 2008, when he was in the sixth grade of elementary school, he made his first appearance on "National Singing Contest," wearing a white shirt and bow tie, passionately singing "You Are My Man." At that time, host Song Hae, after hearing Lee Chan-won's greeting, blessed his future by saying, "A name that will shine brilliantly without restraint."

Lee Chan-won appeared on "National Singing Contest" three more times afterward, and in 2019, as a college student, he won the "Grand Prize" with the song "Ugly Man." Currently, he is active as the MC of KBS 2TV's "Immortal Songs."

Additionally, "The Secret of Celebrity Soldiers," hosted by Lee Chan-won, has been officially scheduled and will air every Tuesday at 8:30 PM on KBS 2TV starting September 2. This program aims to captivate viewers by revealing various secrets of celebrities.

Lee Chan-won has recently gained public love through his active broadcasting activities, and his music and variety show endeavors are attracting significant attention. His successful stage on "National Singing Contest" is expected to serve as a stepping stone for his continuous growth in the future.