noun
person recently turned 20
Wasei-eigo term referring to someone who has just reached the age of majority (20 years old in Japan). Often used in contexts like coming-of-age ceremonies or marketing targeting new adults.
wasei-eigo (Japanese-coined English), from new adult
今年の成人式では、多くのニューアダルトが振袖を着ていた。
At this year's coming-of-age ceremony, many new adults wore furisode.
I often see advertisements for credit cards aimed at new adults.