==Components==As of February 2015, the Nikkei 225 consists of the following companies: (Japanese securities identification code in parentheses)===Foods===* Ajinomoto Co., Inc. ()* Asahi Breweries, Ltd. ()* Japan Tobacco Inc. ()* Kikkoman Corp. ()* Kirin Brewery Co., Ltd. ()* Meiji Holdings Company, Limited ()* Nichirei Corp. ()* Nippon Meat Packers, Inc. ()* Nisshin Seifun Group Inc. ()* Sapporo Holdings Ltd. ()* Takara Holdings Inc. ()===Textiles & apparel===* Nisshinbo Industries, Inc. ()* Teijin Ltd. ()* Toray Industries, Inc. ()* Toyobo Co., Ltd. ()* Unitika, Ltd. ()===Pulp & paper===* Hokuetsu Paper Mills, Ltd. ()* Nippon Paper Group, Inc. ()* Oji Paper Co., Ltd. ()===Chemicals===* Asahi Kasei Corp. ()* Denki Kagaku Kogyo K.K.
По состоянию на июнь 2009, Nikkei 225 включает следующие компании: (японский индекс ценных бумаг в скобках)* Ajinomoto Co., Inc. (2802)* Asahi Breweries, Ltd. (2502)* Japan Tobacco Inc. (2914)* Kikkoman Corp. (2801)* Kirin Brewery Co., Ltd. (2503)* Meiji Holdings Company, Limited (2269)* Nichirei Corp. (2871)* Nippon Meat Packers, Inc. (2282)* Nisshin Seifun Group Inc. (2002)* Sapporo Holdings Ltd. (2501)* Takara Holdings Inc. (2531)* Kuraray Co., Ltd. (3405)* Mitsubishi Rayon Co., Ltd. (3404)* Nisshinbo Industries, Inc. (3105)* Teijin Ltd. (3401)* Toray Industries, Inc. (3402)* Toyobo Co., Ltd. (3101)* Unitika, Ltd. (3103)* Hokuetsu Paper Mills, Ltd. (3865)* Mitsubishi Paper Mills Ltd. (3864)* Nippon Paper Group, Inc. (3893)* Oji Paper Co., Ltd. (3861)* Asahi Kasei Corp. (3407)* Denki Kagaku Kogyo K.K.