1.
business partner, client company, trading partner
A company or individual with whom one conducts business transactions. Can refer to clients, suppliers, or any party in a business relationship.
取引先に連絡する。
I'll contact the business partner.
取引先との会議が午後にある。
There's a meeting with a client company this afternoon.
新しい取引先を開拓するために営業活動を強化している。
We're strengthening our sales activities to develop new business partners.
STRUCTURE:
Compound of 取引 (business transaction) + 先 (destination/party). The 先 suffix is common in business vocabulary to indicate the other party: 連絡先 (contact), 届け先 (delivery destination), 仕入れ先 (supplier).
USAGE:
A core business vocabulary word. Used in workplace conversations, emails, and reports. 取引先 is broader than "client" — it encompasses any company you do business with, whether they buy from you or you buy from them.
COMMON COLLOCATIONS:
- 取引先を訪問する: to visit a business partner
- 取引先との関係: relationship with a business partner
- 主要取引先: major business partner
- 取引先を開拓する: to develop new business partners