highly intelligent and can think quickly. She takes her responsibilities to UTS very seriously. Yuamu is a bit of a perfectionist and strives to achieve her goals. She can easily get excited, especially when it comes to collecting rare items or searching for the "Space Treasure". Yuamu has a caring side, as seen when she wants to protect her fellow UTS members from the dangers of dueling. She can be a bit competitive at times, especially when it comes to dueling. 