commercial affairs; business matters
Refers to business or commercial activities, often used in formal contexts such as company names (e.g., 三菱商事) or legal terms.
He works for a trading company.
The revision of the commercial code was discussed.
商業 refers to commerce as an industry or economic activity, whereas 商事 refers to specific commercial affairs or transactions, often in a corporate or legal sense.
商事 means commercial affairs or business matters, while 商社 specifically means a trading company; the two sound alike and both often appear in company names, causing confusion.
commercial company; trading firm
Compound of 商 (commerce) and 事 (matter, affair). The reading しょうじ is the on'yomi of both characters.