Japanese phrase
___さんによろしくお伝えください。 ___ sa n ni yo ro shi ku o tsuta e ku da sa i
Meaning
Please give my regards to ___.
When to use it
A polite request to pass on greetings to someone. It is commonly used when speaking to a person who will meet or contact that person, and sounds warm and considerate.
Example dialogue
明日、田中さんに会います。 asu ta naka sa n ni a i ma su
I will see Mr. Tanaka tomorrow.
では、田中さんによろしくお伝えください。 de wa ta naka sa n ni yo ro shi ku o tsuta e ku da sa i
Then please give my regards to Mr. Tanaka.