noun
Refers to the system of monarchy or the monarch's realm. Rare and literary; in modern Japanese, 君主制 (くんしゅせい) is the standard term for monarchy.
君国という言葉は、古い文献で君主制を指すことがある。
The word 君国 sometimes refers to monarchy in old texts.
noun
monarch and nation
Emphasizes the unity of the sovereign and the state. Rare and archaic; not used in everyday speech.
君国一体の思想は、近代以前の政治思想に見られる。
The idea of the unity of monarch and nation is found in pre-modern political thought.