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日本国は民主主義の国です。
Japan is a democratic country.
The official name of Japan as a nation-state, often used in formal or legal contexts.
日本国憲法は1947年に施行されました。
The Constitution of Japan was enacted in 1947.
This term is used in official documents, legal texts, and formal contexts to refer to Japan as a sovereign state.
Use '日本国' in official or legal contexts, while '日本' is more common in daily conversation.
Composed of '日本' (Japan) and '国' (country/state), reflecting Japan's self-identification as a sovereign nation.
While '日本' is more commonly used in everyday speech, '日本国' is preferred in formal, legal, and diplomatic contexts.