Having observed this competition since the Mino-Arima Electric Tramline (Mino-Arima Denki Kido Company), the forerunner of the Hanshin Electric Express Railway, applied for a license to build a new railway line between Osaka and Kobe, the Keihan Electric Railway was seriously concerned about the possibility that a competitor might appear and jeopardize its interests in the Keihan Main Line, which it owned.
この状況を、阪神急行電鉄の前身である箕面有馬電気軌道が阪神間新線の免許を申請した時から見ていた京阪電気鉄道は、自社の保有する京阪本線に関する競合線が同様に出現し、利権が損なわれる事態へ発展することを危惧した。