The is a railway line in Hino, Tokyo, Japan, owned by the Keio Corporation, which connects Takahatafudà  on the Keià  Main Line and Tama-Dà Âbutsukà Âen (for Tama Zoo and the Keio Rail-Land railway amusement park).
It is a single track of gauge. The line is electrified at 1,500 V DC.
Trains operate as a shuttle service between Takahatafudà  and Tama-dà Âbutsukà Âen, operating approximately every 15 minutes during the morning peak and every 20 minutes at all other times. Running time is 3-4 minutes.
The line opened on 29 April 1964.
"Wanman" one-person operation started in 2000.
The line experienced a drop in ridership numbers following the closure of the Tama Tech theme park in 2009.
In 2011, operation switched from 6000 series to 7000 series trainsets.