Azusa Hinomori appears in the visual novel "Welcome to Pia Carrot 2" and its adaptations as a part-time waitress at the Pia Carrot 2 restaurant. She wears braided hair typically adorned with ribbons, complementing her diligent work persona. Her duties are frequently marked by clumsiness. Azusa initially harbors strong dislike toward protagonist Kouji Maeda due to his perverted conduct, fueling workplace friction and anchoring the series' romantic comedy elements.

Orphaned alongside her younger sister Mina Hinomori, who also works at Pia Carrot 2, their shared background defines their familial bond. This sisterly relationship significantly influences their character dynamics within the narrative.