Namie Amamiya is the mother of Shuhei Amamiya, a central figure in the series, and the wife of Youichirou Amamiya, a renowned pianist celebrated in Japan as the "Healing Pianist." Her surname, Amamiya, blends the Japanese characters for "rain" (雨) and "temple, shrine, palace" (宮).

Characterized by ambition, Namie plays an active role in her son's musical development. She consistently pushes Shuhei to excel in his piano studies, driven by a focus on upholding the family's musical legacy through his path to becoming a professional pianist.