Following this trend, JNR also made efforts to develop high-performance electric train-cars, and in 1957, developed the 101 series JNR electric train-cars, new type electric train-cars for commuters (later 101 series train-cars).
国鉄もこの潮流に乗って高性能電車の開発に取り組み、1957年に新型通勤電車国鉄101系電車（後の101系）を完成させる。