帷い幄あくの臣しん

Meanings

close adviser; confidential retainer

rare term

Historical term for a trusted military or political adviser who served a lord from within the headquarters tent. Rare in modern Japanese; encountered mainly in historical texts or period dramas.

帷い幄あくの臣しんとして、彼かれは将しょう軍ぐんに作さく戦せんを進しん言げんした。
As a close adviser, he proposed a strategy to the general.

Kanji

帷curtain, screen
幄curtain
臣retainer, subject
之of, this

Related words

参さん謀ぼう
参謀 is a more common modern term for a staff officer or adviser, while 帷幄の臣 is a rare historical expression with a classical flavor.
側そっ近きん
側近 refers to a close aide or attendant in a general sense, whereas 帷幄の臣 specifically evokes a military adviser in a historical context.

Written forms

帷い幄あくの臣しん
Rare historical expression; the kanji 帷幄 refers to a field curtain or headquarters tent, and 臣 means retainer or vassal.
帷い幄あく之の臣しん
Variant using the classical possessive particle 之 instead of の.

Etymology

From 帷幄 (いあく, 'field curtain; headquarters tent') + の (possessive particle) + 臣 (しん, 'retainer; vassal'). The variant 帷幄之臣 uses the classical possessive particle 之. The exact historical derivation is uncertain, but the term is associated with ancient Chinese and Japanese military traditions.