我が国

1. Origins, structure, and basic meaning

• Structure: 我が国, read わがくに, is a set expression in which speaker-oriented 我が modifies country 国.
• Basic usage: It is a formal way for a speaker or document to refer to its own country, as in 我が国の未来.

2. Common pitfalls and similar expressions

• Tone and register
  • The country changes with the speaker; it is not a proper name fixed exclusively to Japan.