na-adjective, noun
Describes a person's character or spirit as brave, resolute, and undaunted. Often used in literary or formal contexts.
彼は豪気な性格で、どんな困難にも立ち向かう。
He has a bold character and faces any difficulty.
その武将は豪気の士として知られていた。
The warlord was known as a man of stout heart.
Compound of 豪 (grand, heroic) and 気 (spirit, mind). The exact historical derivation is uncertain, but the spelling is conventionally associated with a strong, bold temperament.