Ulrich is the introvert of the group, rarely expressing his feelings and acting evasive whenever someone asks him about himself or his family, He seems to have trouble opening up to people and hides his feelings in order to use them all the more explosively in action. One of Ulrich's key characteristics is his affection for Yumi, a fact that has caused countless instances of tension and drama between the two of them due to the fact that he has never admitted it. He's roommates with Odd.