Enrollment or admission to a school; entering a school or university (e.g., matriculation).
来年は大学に入学する予定です。
I plan to enroll in university next year.
入学式には家族も参加できますかと問い合わせがあった。
There was an inquiry asking if family members can attend the entrance ceremony.
入学手続きの書類を忘れずに持って行ってください。
Be sure to bring the enrollment documents when you go.