Prior to April 1, 2006, the line was part of the Nankai Electric Railway system.

The line was electrified at 600 V DC between 1941 and 1943, and was acquired by the Nankai Electric Railway Co. in 1961.

The Kishigawa Line uses 6 sets (12 cars) of 2270 series electric multiple units (EMUs), originally built for Nankai and transferred to the new operator, together with the tracks and other assets of the Kishigawa Line.

Some of the cars have been repainted with the design by industrial designer Eiji Mitooka, who designed the type 9200 "MOMO" tram of Okayama Electric Tramway and various trains of JR Kyushu, including the 800 Series Shinkansen, while others are still in the Nankai livery.

In addition to the new design of the rolling stock, the operator is eager to attract passengers through unique measures such as the following: This article incorporates material from the corresponding article in the Japanese Wikipedia