As a result of having been trained by the Naraku faction to be a professional assassin, Nobume is shown to be an emotionless person in both expression and speech. She appears to be sadistic and likes to cut down people (in the literal sense). According to Sasaki Isaburo, once she switches into her assassin mode, she annihilates everyone in her way. Although she seems to be quiet, she is surprisingly talkative. As shown during the Ikkoku Keisei arc, she thinks that it is better to cut down people