Detective Conan: Norowareta Kouro is a single-player adventure game in which players solve mysteries by exploring environments, gathering clues, and piecing together evidence to uncover the truth. In this game, the storyline revolves around a mysterious curse affecting a sea route, with players taking on the role of the detective to unravel the secrets behind the curse and its origins. It stands out with its engaging mystery themes, puzzle-solving mechanics, and immersive narrative that challenges players to think critically and pay close attention to details, offering a compelling experience on the Game Boy Color.