The estimated market shares in the year were approximately sixty-one percent for House Foods Corp., approximately twenty-eight percent for S&B Foods, Inc., and approximately ten percent for Ezaki Glico Co., Ltd. (data from Nikkei Inc.); thus a nearly oligopolistic market had been formed by the major three companies.
各社の市場占有率はハウス食品約61%、エスビー食品約28%、江崎グリコ約10%と推計されており（日本経済新聞社）、ほぼ大手3社による寡占市場である。