Other roles of his include No-chan in "On-chan," Tetsu Asakura in Gokusen, King Cobra in Marvel Disk Wars: The Avengers, multiple characters in the 2007 GeGeGe no Kitarō, and many other minor characters in other animes. Keiji is currently affiliated with Aoni Productions, and has worked with dubbing, drama CDs, special effect roles, and other types of roles.