expression
Korean loanword used in Japanese slang, often in casual or playful contexts, especially among young people or fans of Korean culture. Not a standard Japanese expression.
from Korean saranghaeyo
韓国ドラマの影響で、友達に「サランヘヨ」と言ってみた。
Influenced by Korean dramas, I tried saying 'saranghaeyo' to my friend.