The time is set in the Mechatronics Era in the future. In this era, schools actually float in the Tokyo sky at around 2000–3000 meters. At home, there is freedom in movement as everyone has a flight mechanism within them which allows them to fly. Transportation is made easy as a result. Source: ANN

Two mysterious tough guys, Ryuji Hoshikawa and Kyotaro Ochiai, win money at the track but have some of their winnings swindled by Tetsu, a member of the Hyakkikai posing as a car dealer. Mr. Makimura, an elderly fish seller, cannot pay off his debts to the Hyakkikai so he jumps in front of a car being driven by Ryuji and Kyotaro but they stop in time and help him by robbing a Hyakkikai gambling den and giving him most of the money in order to repay his debt. From wikipedia

A car comedy centered around Hashiru Kido commonly known as Kid. The fastest man in the country, a small country called The Independent Nation Republic of Chibaragi, it was formed rom Chiba and Ibaraki prefectures which were separated from the main island of Japan due to a large earthquake.