In most occasions, Dazai is overly dramatic. She takes most of her actions as a joke, and, although they are very well-thought plans, she does not credit herself for most of what she has done. Dazai likes to tease anyone and everyone, especially if it means that she can get a laugh out of it. Under her carefree and relaxed demeanor, however, Dazai is extremely cunning, intelligent, skilled and brutal, once being a feared executive for the Port Mafia.