financial instruments intermediary
A business or person that acts as an intermediary in financial product transactions, typically regulated under Japanese financial laws.
A financial instruments intermediary acts as a go-between for customers and financial institutions.
金融商品仲介業者 explicitly refers to the business entity or person, while 金融商品仲介 can refer to the service or the role itself.
Compound of 金融 (finance), 商品 (product), and 仲介 (intermediation).