As BTS prepares to release its highly anticipated new album “Arirang” on March 20, other K-pop acts planning comebacks around the same period are recalibrating their schedules to navigate the ripple effects of the group’s return. Within Hybe, which houses BTS’ agency Big Hit Music, affiliated labels are moving in strategic alignment with the comeback. Rather than avoiding the period altogether, some groups are timing their releases to benefit from heightened attention on K-pop as a whole — a so-