On the other hand, the operational rate of trains was quite low due to the damage caused by air raids and the increase of disabled cars, and even active cars often became disabled cars because of the shortage of repair parts.
しかし、肝心の電車は空襲による被災と故障車の増加で稼働率は大幅に低下しており、数少ない稼動車も修繕部品の不足から故障車の仲間入りする車両が増加した。