noun
husband and wife; married couple
Somewhat formal term; not used for one's own family. Typically refers to another couple, often with respect.
田中夫妻は来月、結婚20周年を迎えるそうだ。
I hear that Mr. and Mrs. Tanaka will celebrate their 20th wedding anniversary next month.
夫妻で経営している小さなレストランです。
It's a small restaurant run by a husband and wife.