OVA
Description
Miyu, also known as Miyu Yamano, is the protagonist of the anime series Vampire Princess Miyu. She is a vampire who appears to be a young girl of about thirteen or fourteen years old but is in fact far older, her aging having been halted when she awakened to her true nature. Her origins differ between adaptations, but in the television series she is the daughter of a human mother and a Shinma father, the previous Guardian. In the original video animation, she is the child of a human father and a vampire mother in post-World War II Japan.

Miyu is a Guardian, also called the Watcher, whose duty is to hunt down stray Shinma, godlike demons that prey on humans, and return them to the darkness from which they came. She was born a vampire and awakened as the Guardian, inheriting this responsibility. She is a complex figure who carries a heavy burden. Her personality is calm, reserved, and often melancholic. She rarely displays strong emotions, which adds to the aura of mystery that surrounds her. She is compassionate toward humans, but this compassion is tempered by her nature as a vampire and her duty as the Guardian. Despite her predatory nature, she is not a typical vampire: she is not harmed by sunlight, holy water, or crucifixes, and she can be seen in mirrors. She does need to drink blood to survive, but she chooses her victims with care, often feeding only on those she deems deserving or those who are already near death.

Miyu's primary motivation is the fulfillment of her role as the Guardian. She is tasked with banishing all stray Shinma from the human world before she can return to the darkness herself. This mission is both her purpose and her curse. She longs to return to the darkness, but she cannot do so until her work is complete. This longing is tempered by a desire to learn the truth about her own identity, information that has been withheld from her since her awakening. She is caught between her duty as a protector of humanity and her own desire for peace and release. Her role in the story is that of a tragic heroine, a solitary figure who exists on the boundary between the human world and the dark realm of the Shinma.

Key relationships define much of her journey. The most significant is with Larva, a powerful Western Shinma who was originally sent to kill her. After she defeated him, she sealed his face and voice and bound him to her as her servant and protector. Larva serves as her companion and guardian, and their bond is one of the central elements of the series. Another important relationship is with Himiko Se, a spiritualist and paranormal investigator who initially pursues Miyu as a suspect in a series of murders. Over time, Himiko comes to understand Miyu's true role and the complexity of her mission. Miyu also interacts with various humans who come into contact with the supernatural, each encounter revealing different facets of her personality and her struggle.

Throughout the series, Miyu shows little overt character change, as her fundamental nature and role remain constant. However, her development is revealed through her growing understanding of her own situation and the weight of her responsibilities. She is a tragic and isolated figure, marked by her immortality and the loneliness that comes with her duty. Her story is one of sacrifice, duty, and the search for identity in a world where she belongs fully to neither the human nor the demon realm.

Miyu possesses a range of notable abilities. As a vampire, she has superhuman strength, speed, and agility, as well as the power of flight. She has a unique power called Shinma Kai, which allows her to sense the presence of Shinma. She can call forth supernatural fire that burns Shinma and sends them back to the darkness. She can also control and manipulate her own blood, using it as a weapon or a tool. In addition, she can create illusions and manipulate the perceptions of others. Despite her immortality and powers, she is not invincible, and her enemies often exploit her compassion for humans and her loneliness as weaknesses.