昇進

1. Origins, structure, and basic meaning

• Structure: The written form is 昇進, read しょうしん. Elements for rising and advancing combine to denote moving to a higher rank or position at work.
• Basic usage: 課長に昇進する describes a planned promotion to section manager, while 同僚の昇進 identifies a colleague’s promotion as the occasion being celebrated.

2. Common pitfalls and similar expressions

• A rank change next month
  • The sister is scheduled to take the higher position of section manager next month. Example: 姉は来月から課長に昇進する予定です。 — My sister is due to be promoted to section manager next month.
• A colleague’s promotion celebrated together
  • The group celebrates a colleague’s promotion together. Example: 同僚の昇進を皆で祝いました。 — We all celebrated our colleague's promotion.