Yamato's foster mother. She adopted him when he was five years old. She runs a restaurant called Mie's Café, later on changed to Mie's Cat Cafe. For she is just only one to run her Cafe, she asked Liena, Armada and all the others to help her run her Café. Then one day, she's suddenly somewhat feared by Armada because Armada always escapes his chores. And when he does that, Mie is getting almost furious. She thought that was the way in making Armada responsible!