Naoko Yamabuki, mother to Inori Yamabuki and wife of Tadashi Yamabuki, serves as a veterinarian alongside her husband at their family-run clinic in Clover Town. She possesses light skin, large brown eyes, and thick, wavy chestnut-brown hair typically worn long; she secures it in a low ponytail during work hours. Her attire alternates between her medical uniform and a yellow sweater paired with a long white skirt.

Naoko exhibits a kind, friendly demeanor marked by deep compassion for the animals she treats. Her personality radiates calmness and balance. She maintains a trusting relationship with her daughter, actively supporting Inori’s aspiration to become a veterinarian like her parents. After learning of Inori’s secret identity as Cure Pine, Naoko expresses concern for her daughter’s safety while continuing to encourage her ambitions.

Her role within the narrative centers on her family life and professional duties.