TV-Series
Description
Light Kurouzu appears as a side character in the anime, initially introduced as a Top 8 participant in the ABC Cup tournament. He maintains a perpetually happy-go-lucky demeanor, smiling even when losing matches or facing danger. This cheerful outlook defines his early personality, though he reveals a more serious and observant side during critical moments, particularly when his eyes fully open in surprise or determination.

He possesses a significant connection to law enforcement through the Buddy Police, working undercover with his partner Tasuku Ryuenji to investigate the origins of the Lost World phenomenon. This role becomes prominent during the Lost World arc, where he monitors Vile Ranma's activities from concealment near Ranma's hideout. As part of his covert mission, he proposes an alliance with Ranma to infiltrate the group and deliberately encourages Ranma to distribute Lost World power, aiming to increase public awareness; this action indirectly enables the Lostrization of characters like Bloody Eyes.

His personal relationships include a strained dynamic with his father, Gaito Kurouzu, marked by discomfort and agitation at his father's mention. Light actively rejects the concept of "destiny," a term frequently invoked by Gaito. Despite this tension, he demonstrates loyalty to allies like Yuga Mikado, Masato Rikuo, and Subaru Hoshiyomi, offering them emotional support after difficult battles such as Yuga's loss to Ranma.

In Buddyfights, he uses a Curse Dragon deck centered on his buddy monster, Black Dragon Knight Geil. His strategy focuses on accumulating cards under his opponent's flag through card effects, preventing their use for the rest of the game. If 15 or more cards are stacked there at the start of an opponent's turn, he activates his ace card, "Sentence of Curse," to achieve an automatic victory. His recorded matches include losses to A8 in the ABC Cup, a practice duel against Yuga Mikado where he employed Darkness Dragon World tactics, and a later defeat against Tasuku Ryuenji.

His narrative spans multiple arcs, beginning with the ABC Cup and extending through the Shop Preliminaries and Lost World conflicts. Key moments include witnessing pivotal battles like Mamoru versus Masato and Yuga versus Ranma, participating in the Ace Buddyfighter Play-Offs initiative, and engaging in strategic deception during undercover operations. His development reflects a balance between inherent positivity and covert responsibilities, culminating in continued efforts with the Buddy Police to address Lost World threats.