small class; small-sized class
Refers to a class with a reduced number of students, often discussed in educational policy contexts.
The introduction of small classes is expected to lead to improved academic performance.
少人数 is a general term for 'small number of people', while 少人数学級 specifically refers to a class with a small number of students.
Compound of 少人数 (small number of people) and 学級 (class).