noun
regular customer; valued client
Polite term used by businesses to refer to their regular or valued customers. Often used in formal correspondence or service settings.
お得意様には特別な割引をご用意しております。
We have prepared a special discount for our valued customers.
長年のお得意様として、いつもありがとうございます。
Thank you for being a loyal customer for many years.
Combination of the polite prefix お, 得意 (regular customer), and the honorific suffix 様.