司書

1. Origins, structure, and basic meaning

• Structure: 司書 is read as ししょ and is a noun for a librarian who manages materials and assists users.
• Basic usage: Having a librarian select books appears in 司書に本を選んでもらう, while working as a librarian appears in 司書として働く.

2. Common pitfalls and similar expressions

• Source of help and professional role
  • Use に for the person providing help and として for the professional role.
• Difference from 図書館員
  • 司書 specifies the librarian role rather than library staff in general.