Kuroo Tetsurou is a college student majoring in Chemical Engineering. He is very smart, yet very humble and doesn't boast his intelligence. He is a somewhat friendly person, but not too cheery. He is very respectful and makes sure the person he's talking to is comfortable. He lives alone in his apartment and either spends his free time studying, watching sports, playing volleyball, hanging out with his friends, or working out. He is very responsible with his studies.