入学

1. Origins, structure, and basic meaning

• Structure: 入学 is read as にゅうがく and is a noun and する verb for entering or enrolling in a school as a student.
• Basic usage: Entering a particular school appears in 中学校に入学する, while enrollment as a turning point appears in 入学を機に.

2. Common pitfalls and similar expressions

• Beginning school and a new routine
  • It marks the event of joining a particular school as a student and can serve as the occasion for a change such as moving out.
• Difference from 進学
  • 進学 focuses on continuing to a higher stage of education, while 入学 focuses on the actual entry into a particular school.