KanjiJLPT N1
Commander

commander, leading troops, governor

Mnemonic

A frenchman drapes a towel over his shoulder like a military sash—he's just been promoted to commander of the entire army! He barks orders in a thick French accent, towel flapping in the wind as troops march in formation beneath his commanding gaze.
Additional thoughts
Picture a Napoleon-like Frenchman using a towel as his signature commander's sash draped diagonally across his chest—his unmistakable symbol of supreme authority on the battlefield.
Quick recall
A frenchman wearing a towel sash becomes commander of the army.

Details

The keyword for 帥 is commander. This kanji refers to a high-ranking military leader or general who leads and directs troops in battle. It conveys authority, strategic leadership, and the power to command armies. In historical contexts, it was used as a title for supreme military officers who held decisive control over military operations.
On'yomi
すい