Yumiko is a British Japanese-American (She has a british accent). Her primary weapon is a bow. She is a lesbian. She had a brother named Tomichi, also known as Tomi. She is a fighter and a protector, but she's thoughtful and knows how to keep a level head. She is fiercely loyal to people she cares about whom she considers family and would do anything for their well being, including putting herself in danger and breaking the rules, acting as a motherly figure to them.