Japan : Diesel multiple-unit : 25, 26, 55, 56 : JNR 55-100 and JNR 26-100
Japan : Diesel multiple-unit : 25, 26, 55, 56 : JNR 26-300/400/600


Japan : Diesel multiple-unit : 25, 26, 55, 56 : JNR 55-0 prototype and first lot
Japan : Diesel multiple-unit : 25, 26, 55, 56 : JNR 56