The Kashihara Line is a 23.8 km (14.8 mi) north-south bound railway line in Nara Prefecture, Japan, owned and operated by the Kintetsu Railway, a private railway operator. It connects Yamato-Saidaiji Station and Kashiharajingu-mae Station.

Nara Prefecture is a prefecture of Japan located in the Kansai region of Honshu. As of 2020, Nara Prefecture has a population of 1,321,805 and has a geographic area of 3,691 square kilometres (1,425 sq mi). Nara Prefecture borders Kyoto Prefecture to the north, Osaka Prefecture to the northwest, Wakayama Prefecture to the southwest, and Mie Prefecture to the east.