ONA
Description
Mitsuko Asatani, also referred to as Mitsuko Alice, is a supporting character in the anime and manga series Cat's Eye. She is introduced as a special investigator dispatched from the Tokyo Metropolitan Police Department headquarters to assist the local police force in their ongoing efforts to capture the elusive art thief known as Cat's Eye. Her background as an elite officer is immediately established through her reputation and her assignment to a high-profile case that has repeatedly stumped the regular detectives.

In terms of personality, Mitsuko is defined by her shrewd intellect and cunning nature. She possesses a sharp, analytical mind that allows her to quickly assess situations and often see through the tricks and strategies employed by the Cat's Eye team at the last moment. This intelligence is paired with a stern and direct demeanor; she approaches her work with a no-nonsense attitude and maintains a studious, well-informed disposition in all professional matters. Despite her cool exterior, she is also noted for her physical beauty and was even crowned a beauty queen during one of the Cat's Eye investigations, a detail that contrasts with her serious police persona.

Mitsuko's primary motivation is her duty as a police officer. She is driven by a strong sense of justice and a determination to solve the Cat's Eye case, which she views as a challenge to her professional skills. Her relentless pursuit of the thief is not merely a job but a personal test of her abilities. This commitment drives her to be one of the first individuals to suspect that Hitomi Kisugi, the owner of the Cat's Eye café, is the actual thief. However, despite her suspicions and her sharp instincts, she is never able to gather definitive, irrefutable proof to confirm Hitomi's identity. This unresolved suspicion becomes a recurring tension in her interactions with the Kisugi sisters.

Her role in the story is that of a formidable adversary to the Cat's Eye trio. As an investigator, she often works alongside the local police, particularly with Toshio Utsumi, Hitomi's fiancé. Mitsuko frequently comes close to thwarting the thieves' plans, acting as a constant source of pressure and opposition. Her presence raises the stakes for the Kisugi sisters, as she is a far more competent and perceptive threat than the usual police officers. Beyond her professional role, she also serves as a foil to Hitomi, highlighting the contrast between the carefree café owner and the meticulous officer.

Key relationships in Mitsuko's life include her professional association with Toshio Utsumi. In the original manga, it is implied that Mitsuko harbors a secret crush on Toshio, a detail that adds a layer of personal conflict. This infatuation, while never deeply explored in the television series, creates a subtle romantic tension that affects her interactions with Hitomi, who is unaware of Mitsuko's feelings. Her relationship with Hitomi is marked by mutual suspicion and professional rivalry, though they maintain a superficially cordial dynamic when they interact in civilian settings. Mitsuko also has a respectful but competitive dynamic with her fellow officers, who acknowledge her superior skills.

Throughout the series, Mitsuko's character undergoes limited but noticeable development. Her initial confidence as an elite investigator is tested by her repeated failures to capture Cat's Eye. While she does not undergo a major transformation, she learns to adapt her methods and becomes more persistent. Her secret feelings for Toshio, though unfulfilled, add a humanizing vulnerability to her otherwise composed personality. In the newer adaptations, such as the 2025 ONA, her stern and mature demeanor remains consistent, reinforcing her role as a steady and capable law enforcer.

Mitsuko possesses a remarkable set of abilities that make her a credible threat to the Cat's Eye thieves. She is an expert markswoman, having won the All-Japan Air Pistol Championships. Her combat skills are equally impressive; she holds a fourth-degree black belt in karate and a second-degree black belt in judo, making her physically more than a match for Hitomi in direct confrontation. These skills, combined with her tactical brilliance, allow her to engage in chases and fights with the agile thieves. However, she has a notable weakness: she requires prescription glasses to see clearly and is practically blind without them. This vulnerability occasionally puts her at a disadvantage in situations where her glasses are lost or damaged, providing a rare opening for her opponents.

Overall, Mitsuko Asatani is a highly competent and determined police investigator whose intelligence, physical prowess, and sharp instincts make her a persistent and formidable obstacle for the Cat's Eye sisters. Her stern professionalism, hidden romantic feelings, and unresolved suspicion of Hitomi add depth to her character, allowing her to stand out as more than just a typical antagonist in the series.