どうぞよろしく
Meanings
1
pleased to meet you; how do you do
usually written using kana alone
Standard greeting when meeting someone for the first time.
Nice to meet you, I'm Tanaka. Pleased to meet you.
2
my regards; best wishes; remember me to
usually written using kana alone
Used when asking someone to pass on greetings or regards to another person.
Please give my regards to your family.