expression
A direct loan from English, used as a seasonal greeting around the New Year. Common in casual speech, written messages, and commercial displays.
みなさん、ハッピーニューイヤー！今年もよろしくお願いします。
Happy New Year, everyone! I look forward to your continued friendship this year.
年賀状に「ハッピーニューイヤー」と書いた。
I wrote 'Happy New Year' on my New Year's card.