This high-performance train model was created due to the fact that areas along the Shinkeihan railway line were sparsely populated, so the company could attract new customers only by specializing in inter-urban transportation.
新京阪鉄道の沿線は人口過疎地域であったため、都市間輸送に専念するしか乗客獲得が見込めなかったことが、このような高性能電車を生む結果となった。