K-pop’s biggest names are launching a high-stakes comeback relay this spring, setting off what Korean media dub the annual “cherry blossom battle” — the crowded March-to-April window when major acts return simultaneously to dominate charts, buzz and global attention. The season opened with girl group IVE, which dropped its second full-length album “REVIVE+” Feb. 23 and immediately surged up Korean streaming charts. Pre-release track “Bang Bang” has held top positions, while double lead-off track “Black Hole” gained momentum after its televised reveal on Mnet’s “M Countdown,” Tuesday — where IVE also took first place with “Bang Bang.” Known for a bright, youthful image, IVE leaned into a more powerful and feminine concept this cycle, expanding musically with solo tracks from each member. The group’s consistent chart success and dual appeal to fandom and general listeners have positioned it as the opening act of this year’s megastar comeback wave. BLACKPINK followed with its third EP “DEADLINE,” marking the quartet’s first album release in two yea