Olga

Not exactly a recurring character, she however has a prototype: a transforming lady robot called Jet, a supporting character in a minor work Whirlwind Z (Tezuka Osamu manga zenshu:, vol.52. Sempu: Z. Tokyo, "Kodansha", 1978). In 1979 a film critic K.Ono interviewing Tezuka mentioned Jet and said that a transforming robot would make for some interesting animation. According to the film's pamphlet, this was how the idea of Olga was conceived. Olga also makes a cameo appearance in one of Tezuka's later comics, Rainbow…