He is generally quite submissive and has a self-deprecating attitude. Although he claims to be a pessimist, Nagito often appears unusually carefree. He lacks tact and occasionally says awkward, strange, and unsettling things without realizing it. In his final free-time event, Nagito claims to have Frontotemporal Dementia, a neurodegenerative disease that affects their personality and social cognition and thus may account for some of his strange behavior.