Koichi Zenigata is a police inspector for the International Criminal Police Organization who has dedicated his entire professional life to the pursuit and capture of the master thief Lupin the Third. This singular obsession defines his background, driving him across the globe in an endless chase. In the anime Lupin III: Return of Pycal, Zenigata's core personality is on full display. He is dogged, single-minded, and operates with a strict sense of duty and justice. His primary motivation remains the arrest of Lupin, which leads him to the Mediterranean where he pursues the thief over the theft of the Celestial Crystals. His role in the story is multifaceted. Beyond the standard chase, he becomes a crucial element of the antagonist's scheme when the magician Pycal impersonates him. This forces the real Zenigata to contend with a direct assault on his identity and reputation, adding a personal dimension to the conflict. He finds himself not only chasing Lupin but also fighting to prove his authenticity against a supernatural foe. The key relationship in Zenigata's life is with Lupin. It is a rivalry built on years of pursuit and is marked by mutual respect despite their opposing goals. In this OVA, Pycal exploits this rivalry. Zenigata's interactions with the rest of Lupin's gang are characterized by his futile attempts to outsmart them. His development in this story is subtle; he does not change his ways, but is reaffirmed as the incorruptible moral anchor who cannot be swayed by magic or deceit. Zenigata's notable abilities lie not in physical strength or combat magic, but in his unparalleled tenacity and investigative skills. He can track Lupin anywhere, possesses extensive knowledge of criminal methods, and displays incredible physical endurance. His greatest strength is his unwavering will, which allows him to face any adversary, from a cunning thief to a literal magician, without ever compromising his duty.