Miki Jounouchi is a teenage character with brown eyes and neck-length red hair, born on November 5 under the Scorpio zodiac sign. She appears across multiple Future GPX Cyber Formula installments: the original 1991 television series, the 1992 OVA "Future GPX Cyber Formula 11," the 1994 OVA "Future GPX Cyber Formula Zero," the 1996 OVA "Early Days Renewal," and the 1996 OVA "Saga." In "Future GPX Cyber Formula Saga," she is connected to Naoki Shinjo—an ambitious racer and primary rival to protagonist Hayato Kazami during the 2021 Cyber Formula World Grand Prix—as his love interest.