Idate is laid back; he has a relaxed mentality and does not get worried over matters quickly. His actions and demeanor make him seem well-mannered, but his violent and sadistic actions contrast this notion. Idate teases and pokes fun at others in a way that confuses and frustrates them. Idate has a prevalent tendency to be cruel and sadistic to the people around him. he is into people who resist him. He is sometimes willing to act like a gentleman to somebody as sophisticated as Tatsumiya.