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Our company is a business magazine publisher that is a part of the Diamond Group and was established in April 1970. Currently, we regularly publish three magazines: 「ダイヤモンド・チェーンストア」「ダイヤモンド・ホームセンター」「ダイヤモンド・ドラッグストア」.
In our business field, we provide high-value content customized for key figures in the retail business, including the production and publication of various media, the planning and creation of promotional support tools, the planning and operation of business seminars, and book publishing.