Here's the answer:
“よいお年を!”
(yoi otoshi o!)
Watch a real native speaker say it:
Here's how it sounds in a textbook:
Fun fact: the hundreds of thousands of people learning Japanese with Memrise get this phrase correct 89.39% of the time!
(yoi otoshi o!)
Fun fact: the hundreds of thousands of people learning Japanese with Memrise get this phrase correct 89.39% of the time!