In March 1906, the Diet passed the Railway Nationalization Act and it was resolved that 17 major private railway companies including the five large private railway companies as described above were to be nationalized (purchased).
1906年3月、国会で「鉄道国有法」が可決され、上記五大私鉄会社を含む大手私鉄17社の国有化（買収）が決まった。