忠義一途ちゅうぎいちず

noun, na-adjective

single-minded loyalty; steadfast devotion to one's master

Describes unwavering, wholehearted loyalty, typically in a feudal or hierarchical context. Often used with に as an adverbial phrase.

• 彼かれは主しゅ君くんに忠ちゅう義ぎ一途いちずに仕つかえた。

  He served his lord with single-minded loyalty.

• 忠ちゅう義ぎ一途いちずな家か臣しんとして知しられていた。

  He was known as a retainer of unwavering devotion.