Katsuya Yamano is a Japanese programmer working for Nintendo. He is one of the main programmers of the classic Metroid series, serving in various roles for each of the games (except the original Metroid). Yamano was a debugger for Metroid II: Return of Samus, a coordinator for Super Metroid, the director of programming and an enemy programmer for Metroid Fusion, a programmer for Metroid: Zero Mission and project manager for Metroid: Other M. Outside of Metroid, Yamano is one of the regular programmers for many Yoshio Sakamoto-produced titles, including the Wario Land series and Tomodachi Life.