business acumen; business ability
Refers to a natural talent or keen sense for business, commerce, or making profitable deals.
He is blessed with business acumen.
商才を活かして会社を大きくした。
He used his business ability to grow the company.
samurai spirit and merchant talent
Compound of 商 (commerce, business) and 才 (talent, ability). The exact historical derivation is uncertain, but the combination straightforwardly yields 'business talent'.