The Jōban Line is a railway line in Japan that runs along the eastern coast of Honshu, connecting Tokyo to the city of Sendai. It is operated by the East Japan Railway Company (JR East) and serves both local and express trains, making it an essential transportation route for commuters and travelers. The line stretches approximately 300 kilometers and passes through several important cities, including Fukushima and Ibaraki. It was originally opened in the late 19th century and has undergone various upgrades and expansions over the years, enhancing its capacity and efficiency for passengers.