忠魂|ちゅうこんchuukon[0]heiban (flat)

1. nounloyalty; the loyal dead

• Related忠誠ちゅうせいNeutralDenotes allegiance — the attitude or act of devotion, as in 「忠誠を誓う」; neutral in register. 「忠魂」 is the loyal heart itself, or the spirit of one who died for loyalty.
• Related忠心ちゅうしんWrittenWritten/formal in register; stresses the loyal heart or feeling itself; unlike 「忠魂」, it has no sense of the spirits of the dead.

Use 「忠魂」 for a loyal, devoted heart or the spirit of someone who died for loyalty, as in 「忠魂碑」. For allegiance as an attitude or act, say 「忠誠」; for a loyal heart in formal writing, say 「忠心」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 忠義ちゅうぎ、忠節ちゅうせつを尽つくそうという心こころ。
2. 忠義ちゅうぎ、忠節ちゅうせつを尽つくすために亡なくなった人ひとの魂たましい。