अपनी भाषा में प्लॉट जोड़ेंTwo competitive brothers, Go and Retsu, meet a man named Dr. Tsuchiya who gives them two cars and tells them to enter the Mini 4WD competition.Two competitive brothers, Go and Retsu, meet a man named Dr. Tsuchiya who gives them two cars and tells them to enter the Mini 4WD competition.Two competitive brothers, Go and Retsu, meet a man named Dr. Tsuchiya who gives them two cars and tells them to enter the Mini 4WD competition.