main school; principal school
this school; our school
本校の生徒はよく学びます。
The students of this school study diligently.
本校は今年で創立百年を迎えます。
This school celebrates its centennial this year.
来年度より分校の生徒は本校へ転籍します。
From the next academic year, students from the branch school will transfer to the main school.