In the section between Kyoto Station and Himeji Station, across the boundary between the operating area of JR Tokai and that of JR West, it can be said that trains on the Shinkansen line compete with the 'Hakuto' limited expresses of Chizu Express Co., Ltd. that run on the railway lines of JR West.
新幹線ではJR東海とJR西日本に跨る京都駅-姫路駅間においては、JR西日本の路線を走る智頭急行の特急「はくと(列車)」と競合しているといえる。