The Tokyo 2020 Olympic Games, originally scheduled for 2020 but postponed due to the COVID-19 pandemic, are set to take place in 2021.
The hybrid car, first introduced by Toyota in 1997, uses both gasoline and electric power to improve fuel efficiency and reduce emissions.
The bullet train (Shinkansen), which began operation in 1964, was the first high-speed train system in the world and is still one of the fastest.