noun
school non-attendance; truancy
Refers to a student's prolonged absence from school, often due to psychological, social, or family reasons rather than simple delinquency. Commonly used in educational and social welfare contexts.
See also: 登校拒否
不登校の子どもが増えている。
The number of children not attending school is increasing.
彼は中学時代に不登校を経験
He experienced school non-attendance during junior high school.
Compound of 不 (fu, 'not') + 登校 (tōkō, 'attending school'). The term became widely used in Japan from the 1990s as a more neutral alternative to 登校拒否.