Changes

|status = Alive

|gender = Female

'''Mui''' (Japanese version: {{nihongo||アイ|Ai}} is [[Makoto]]'s older sister. She accompanied [[Takashi]] and [[Kosuke]] during the battle in [[Fight or Flight|episode 9]] of ''[[Bakugan Battle Brawlers]]''. She is characterized by her unwillingness to see [[Bakugan]] sent to the [[Doom Dimension]].