Furthermore, as JNR defined that a box lunch without 'cooked rice' is not counted among Ekiben, 'Soba bento' (box lunch containing buckwheat noodle) sold at Oshamambe Station, 'Sandwiches' sold at Ofuna Station and others were not recognized as Ekiben until the last days of JNR's management.
さらに国鉄が「米飯」がないものは駅弁ではない」としたために、長万部駅の「そば弁当」や大船駅の「サンドウィチ」などは国鉄末期まで駅弁として認められなかった。