内房線
The limited express train "Sazanami" runs from Tokyo Station to Kimitsu (and Tateyama station during busy periods). The limited express "View Sazanami" formerly ran on the Uchibō Line as well, but it was merged with the "Sazanami" following the timetable revision on December 10, 2005. The limited express "Shinjuku Sazanami" runs from to Tateyama on weekends and during peak seasons.