Junko is capable of maintaining one persona for extended periods of time when necessary, such as when he was overseeing the students through Monokuma. Junko's "moods" included her Monokuma persona, sickening cuteness, severe depression, clinical sophistication, boisterous vulgarity, eerie stoicism, and haughty superiority. He switched between "moods" regularly, often imitating other students' expressions. Junko uses the students’ weaknesses against them, he loves despair. Junko is manipulative.