sentences:  At the beginning of the PSD operation, the conductor was to signal the departure without blowing the whistle at the time of departure; the departure sign sound is maintained for the one-man operation and began to be used sequentially in each station from around November of the same year., the line is operated using a fleet of 37 six-car 3000 series EMUs based at Kaminagaya Depot.The fleet is subdivided into eight first-batch 3000A series sets (numbered 24 to 31), seven-second-batch 3000N series sets (numbered 32 to 38), fourteen third-batch 3000R series sets (numbered 39 to 52), and eight fourth-batch 3000S series sets (numbered 53 to 60).