By Hyunsu Yim, Nicoco Chan, Minwoo Park SEOUL (Reuters) -While South Korean protesters have long employed songs, dances and chants, customised light sticks popular with K-pop fans have emerged as an effective new tool for demonstrators calling for the impeachment of President Yoon Suk Yeol.

Young activists have flooded the streets of Seoul following Pres. Yoon Suk Yeol's failed attempt to impose martial law last week.

K-pop light sticks, once concert accessories, are now being used in protests against President Yoon Suk Yeol, with fans offering them for free or at low cost.

“Impeach, impeach. Impeach Yoon Suk Yeol,” protesters chanted to the beat of K-pop group aespa's latest techno track "Whiplash". Videos of synchronized chanting and light stick movements in unison at the protests have gone viral on social media along with flags carrying messages and memes from mainly younger demonstrators.

While protesters have long employed songs, dances and chants, customised light sticks popular with K-pop fans have emerged as an effective new tool for demonstrators calling for the impeachment of President Yoon Suk-yeol.

Protests calling for the removal of South Korean President Yoon Suk Yeol have been in full swing in Seoul this past week. Demonstrators are now using K-pop songs and Christmas carols to urge Yoon, who briefly imposed martial law,

Tens of thousands of South Koreans protest against President Yoon Suk Yeol's failed martial law attempt, using vibrant K-pop light sticks to unite and call for his impeachment, showcasing a new wave of activism blending music and political expression.

Item 1 of 4 Fans of K-pop boy band NCT sing one of their songs while holding light sticks, as they attend a protest rally calling for the impeachment of South Korean President Yoo