Korean platform operators, ranging from streaming to map service providers, are stepping up efforts to prepare for the highly anticipated comeback concert of K-pop boy band BTS slated for later this week, industry sources said Tuesday. The move came as BTS is scheduled to hold the "Arirang" concert at Gwanghwamun Square free of charge on Saturday, which has drawn global attention as the band's first performance in about three years, with police estimating as many as 260,000 people will gather around the area that day. Netflix, a major global streaming platform, is set to exclusively broadcast the concert, marking its first live event in Korea. The U.S. streaming service operator's move came amid rivals' efforts to expand content from movies and dramas to live sports and entertainment events. Coupang Play, a streaming service under major e-commerce giant Coupang, offers major soccer events, while Tving broadcasts the Korean pro baseball league and the ongoing World Baseball Classic. Industry watchers said Netflix's right to livestream the BTS concert is expected to lead to more subscriber