Miyu's mother appears in the anime Vampire Princess Miyu, though her characterization differs between the original video animation and the television series. In the OVA, she is a vampire who was the Guardian of Earth fifty years before her daughter, tasked with containing the shinma. She is descended from an original shinma that remained on Earth to guard against evil beings. In the television series, she becomes a human woman married to a shinma father, who was the previous Guardian. Regardless of the adaptation, her primary motivation is to protect Miyu from the burden of becoming the Guardian. In the OVA, she attempts to spare her daughter by offering her own blood, while in the manga-related continuity she even considers killing Miyu to prevent her fate. Her maternal instincts drive her actions, leading to a strained but loving relationship. She is ultimately placed in an eternal sleep within an alternate dimension between Earth and the Darkness, used as a hostage to ensure Miyu’s compliance in hunting stray shinma. Her background as either a vampire or a human shapes her abilities: in the OVA, she possesses vampiric powers and a deep understanding of the shinma; in the television series, she is an ordinary human whose significance lies in her role as a parent rather than in supernatural traits. Her relationship with Miyu is central to the story, as Miyu’s quest to free her parents—including her mother—drives much of the narrative. Development is minimal, as she remains a captive or a memory, but her influence underscores Miyu’s loneliness and resolve. Notable abilities in the OVA include her prior guardianship and likely control over shinma, while in the television series she has no special powers. Her character embodies the theme of sacrifice and the heavy cost of protecting one’s child.