Great Western Main Line was created in 1840.
Western Main Line was created in 1856.
South Western Main Line was created in 1840.
Great Central Main Line was created in 1899.
Great Eastern Main Line was created in 1849.
Nagasaki Main Line was created in 1891.
San'in Main Line was created in 1897.
Southern Main Line was created in 1856.
Sōbu Main Line was created in 1894.
Takayama Main Line was created in 1920.
Chūō Main Line was created in 1889.
Nankai Main Line was created in 1885.
Caledonian Main Line was created in 1831.