Toko is intellectually gifted, yet he has problems in social behavior. It's been stated that he either never learned or never bothered to learn social skills. He even considers herself a 'gloomy outcast', often deciding to distance himself from others. He's a masochistic boy, even having masochistic fantasies about whoever he crushes on. ironically, he has a tendency to scold other people for being indecent, sometimes with no good reason.