1.
principal, headmaster, school head
The head administrator of a school, responsible for overall management and leadership.
校長 is the head of a school — used for elementary (小学校), middle (中学校), and high schools (高校). Not used for universities.
COMMON COLLOCATIONS:
- 校長先生: principal (respectful form, used by students and parents)
- 校長室: principal's office
- 副校長: vice principal
- 校長挨拶: principal's address (at ceremonies)
RELATED TERMS:
- 学長: university president
- 園長: kindergarten/preschool principal
- 教頭: vice principal (older term, still widely used)
CULTURAL NOTE:
The 校長先生 typically gives a speech at major school events like 入学式 (entrance ceremony) and 卒業式 (graduation ceremony).