noun
advertising character; mascot
A character or mascot created specifically for advertising or promotional purposes. Wasei-eigo from 'ad character'.
wasei-eigo (Japanese-coined English), from ad character
この商品のアドキャラクターは、かわいい犬のイラストです。
The advertising character for this product is a cute dog illustration.
企業は新しいアドキャラクターを発表した。
The company announced a new advertising mascot.