training school; vocational school
Refers to an institution that trains students for a specific profession or skill, such as nursing, beauty, or culinary arts. Often used in official or educational contexts.
She attends a training school to become a nurse.
There are several vocational schools for hairdressers in this area.
養成所 is similar but often implies a smaller or more focused training institute, sometimes for specific companies or arts.
Compound of 養成 (training, cultivation) and 校 (school). The exact historical derivation is uncertain, but the word follows a standard Sino-Japanese pattern for educational institutions.