However, the line is legally classified as a railway under Railway Business Act, not a tramway under Tram Act, and the line does not share any segments with public roads.

The 5000 series is a 17.6 m long low-floor tramcar type with three articulated units mounted on two bogies.

[2] The 2000 series sets were purchased from Nishitetsu and rebuilt as three-car articulated units with four bogies.

[3] As of 1 April 2017[update], three of the original seven 2000 series sets (2002, 2003, 2006) remained in operation.

[1] The line opened on 21 March 1956, initially from Kumanishi to Chikuhō-Nakama.