- Gender & Age: Female, 27 years old - Team: SUGO. Manager and Racing Queen - Characteristics: She is two years older than Guest and is his childhood friend and girlfriend. Whenever Guest falls into a slump, she provides mental support alongside Asurada. She also serves as Guest's manager and racing queen at SUGO.

- Skills: Lifting Turn, Double Inertial Drift, 2-Stage Booster (Spiral) - Team: SUGO. Navigation System - Characteristics: Asurada's navigation system recognizes Guest as its driver by registering the driver's iris and voice. It is currently registered in the New Asurada AKF-0/G. Asurada is a learning-growth neurocomputer A.I. Its greatest feature is its ability to understand human emotions and grow alongside the driver. By deep-learning human emotions, Asurada can predict human behavior patterns and even calculate psychological states.

- Gender & Age: Male, 32 years old - Team: SUGO. Owner and Driving Supporter - Characteristics: Asuka's older brother and a mentor figure to Guest. During his active years, he was a top-tier player known as the "Supersonic Knight," Knight Schumacher. He is now retired and serves as the owner of Team SUGO, overseeing the team and supporting Guest's driving. He is in a relationship with Claire Fortran.

- Gender & Age: Female, 30 years old - Team: SUGO. Machine Development and Supporter - Characteristics: A core developer who created Asurada. Among all SUGO members, she understands the Asurada system best. She has the ability to accurately diagnose machine trouble based on minor details and system data. She is in a relationship with Osamu Sugo and supports Guest by developing various SUGO machines.

- Gender & Age: Female, 32 years old - Team: AOI ZIP. Management and Supporter - Characteristics: The granddaughter of the Aoi Group chairman and daughter of the Aoi Motors president. She currently focuses on core operations as a top executive. Rather than an unconditional obsession with winning, she understands her team members and truly loves racing itself.

- Gender & Age: Male, 25 years old - Team: Union Savior. Driver - Machine: Ishuzark 00-X3 II - Characteristics: Born into Austrian nobility. He mastered all sports from a young age. After winning a Cyber Bike race by an overwhelming margin, he dismissed Cyber Formula in an interview, but after driving against Guest, they developed a friendly rivalry.

- Gender & Age: Male, 28 years old - Team: Union Savior. Driver - Machine: Ishuzark 00-X3 II (Red) - Characteristics: Serious and warm-hearted. He showed great skill in a red machine, winning the All Japan Grand Prix. While he initially seemed pushed back by veterans in the World Grand Prix, he gradually improved his performance. After winning the Canadian Grand Prix, he joined Union Savior and is with his partner, Miki Jounouchi.

- Gender & Age: Female, 28 years old - Team: Union Savior. Mechanic - Characteristics: A skilled engineer who served as the chief mechanic at SUGO for a long time. After becoming Shinjo's partner, she joined Union Savior with him and now serves as the mechanic maintaining Shinjo's Ishuzark.

- Gender & Age: Male, 30 years old - Team: AOI ZIP. Driver - Machine: Ogre AN-21 - Skill: Mirage Turn - Characteristics: Notable for his spiky hair dyed green and orange, a ponytail, a crescent moon scar on his forehead, and large inverted-triangle gold earrings. He has a free-spirited, optimistic, and bright personality. He is like a brother to Guest. He is also a user of the "Zero Realm" like Guest and has experience in Indy racing. His abilities as a driver are elite.

- Gender & Age: Male, 31 years old - Team: Stormzender. Driver - Machine: Spiegel HP-022 - Characteristics: A driver from the United States. He has a cheerful personality, constantly cracking jokes like a comic relief character, but contrary to his lighthearted nature, his skills as a driver are world-class.