What does "Oyasaumi Nasai" mean in English?

"Oyasaumi Nasai" translates to "Goodnight" in English. This expression is used to bid someone farewell as they are going to sleep. It reflects a wish for restful sleep and conveys a level of care and consideration for the other person's well-being.

When interacting with others in a more formal or polite context in Japan, this phrase is often utilized, especially among family members or close friends. Understanding the nuances of such expressions is essential for effective communication, as greetings and farewells are deeply embedded in Japanese culture and social etiquette.