At the same time, the old Kusatsu Line, which curved short of a turntable in the premises of Kusatsu Station, was abandoned, whereby the operating distance was extended by 0.3 km.
あわせて、草津駅を出て同駅構内の転車台直前でカーブしていた旧線は廃止され、営業距離が0.3km伸びている。