▁ ▁An ▁exc itable ▁girl ▁who ▁is ▁the ▁top ▁student ▁of ▁the ▁Wind ▁Dance ▁Class ▁first ▁years . ▁She ▁goes ▁to ▁Hollywood ▁after ▁Y uz u ▁wins ▁a ▁dance ▁competition . ▁ ▁Four ▁Star ▁Academy ▁staff ▁ ▁The ▁myster ious ▁head master ▁of ▁Four ▁Star ▁Academy . ▁He ▁has ▁a ▁subt ly ▁mer cil ess ▁and ▁manip ulative ▁person ality , ▁frequently ▁setting ▁up ▁tri als ▁to ▁test ▁Y ume ' s ▁ability ▁and ▁stating ▁that ▁if ▁Y ume ▁does ▁perform ▁up ▁to ▁par , ▁he ▁will ▁exp el ▁her ▁from ▁the ▁school , ▁and ▁that ▁her ▁life ▁as ▁an ▁id ol ▁will ▁come ▁to ▁an ▁end ▁if ▁she ▁does ▁not ▁learn ▁to ▁control ▁her ▁power . ▁It ▁is ▁revealed ▁that ▁he ▁acts ▁that ▁way ▁because ▁he ▁doesn ' t ▁want ▁his ▁students ▁to ▁end ▁up ▁like ▁his ▁sister , ▁Hot aru , ▁who ▁lost ▁her ▁ability ▁to ▁sing ▁due ▁to ▁re lying ▁too ▁much ▁on ▁a ▁myster ious ▁power , ▁similar ▁to ▁what ▁H ime ▁and ▁Y ume ▁has . ▁ ▁The ▁hom ero om ▁teacher ▁of ▁the ▁F lower ▁Song ▁class . ▁Her ▁person ality , ▁manner isms , ▁and ▁appearance ▁are ▁that ▁of ▁an ▁arch et yp ical ▁rock ▁star . ▁It ' s ▁revealed ▁in ▁E pisode ▁ 2 7 , ▁that ▁Anna ▁was ▁Four ▁Star ▁Academy ▁student ▁and ▁S 4 ▁member . ▁ ▁The ▁instruct or ▁of ▁the ▁Bird ▁Theatre ▁class . ▁It ' s ▁revealed ▁in ▁E pisode ▁ 2 7 , ▁that ▁M om oko ▁was