Some through-trains would depart from and arrive at Aboshi Station, but this was changed from a train leaving Aboshi Station to Tsuge Station, to a train bound for Yasu Station with the schedule revision of March 2006, resulting in the abolishment of the through-train on the Kusatsu Line running west of Osaka.
かつては網干駅発着の直通電車があったものの、2006年3月ダイヤ改正で網干発柘植行が野洲行に変更されたのをもって、草津線直通電車が大阪以西を走ることはなくなった。