For the turnouts which are located in the north of Takasaki Station and are used for making a branch between the Joetsu Shinkansen line and the Hokuriku Shinkansen line, the longest and highest-level points, which enable a branching train to pass the point at a speed of 160 km/s, are installed.
また、高崎駅北方にある上越新幹線と北陸新幹線（長野新幹線）との分岐には、分岐側が160km/hで通過できる国内最高水準かつ最長のポイントが設置されている。