How to reply the thank-you note in Japanese?

The standard answer in textbooks is "どぅぃたしまして".

Don't worry too much when chatting between friends. Suppose you receive a short message from a friend: "ぁりがとぅ". Then answer "どぅぃたしまして" with a textbook classic.

There is also a great reply, which can reflect the depth of Japanese: "Shao, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo, Duo. )。

It is called "ぁりがとぅ" by the boss or supervisor. As a polite answer, "どぅぃたしまして" is the most common.