HER FATHER ALSO A BEAST SOLDIER BUT LOST HIS LIFE IN BATTLE 12 YEARS AGO. HIS WILLPOWER LIVED ON AS BEAST PINK, AND IT BONDED WITH KOSAKI, WHO MET HER BOYFRIEND ASAHI THAT SAME DAY. THE TWO HAVE BEEN OF ONE MIND EVER SINCE, AND BECAME LOVERS IN HIGH SCHOOL. SHE LIKES ROMANCE AND SWEETS. SHE HAS STRONG ARMS, BUT THAT ALSO MAKES HER A BIT PUDGY. THE RED BEAST STONE(Her Father) CONTRACTED WITH HER "FEELINGS OF LOVE TOWARDS AOMIYA ASAHI" AND HER HOPE TO "GET MARRIED, AND LIVE EACH DAY HAPPILY".