Kamen Riders are fictional superheroes from a popular Japanese franchise created by Shotaro Ishinomori. They typically transform from ordinary people into masked heroes to fight against various villains, often using advanced technology and special powers. Each Kamen Rider has a unique design and abilities, often themed around insects or animals. The franchise began in 1971 with the original series, Kamen Rider, and has since expanded to include numerous television shows, movies, and merchandise. Kamen Riders often work alone or in teams, facing off against evil organizations and monsters, while promoting themes of justice and heroism.