noun
matching smartphone wallpapers for couples; paired wallpapers
Refers to a set of two smartphone wallpapers designed to be used by two people, typically romantic partners, so that the images complement each other when the phones are placed side by side.
彼氏とペア壁紙にしている。
I'm using matching wallpapers with my boyfriend.
このペア壁紙、すごくかわいいね。
These paired wallpapers are really cute, aren't they?