A person other than a company must not acquire or hold shares in a company if the person substantially restrains competition by doing so in any particular field of trade, nor must a person that is not a company use unfair trade practices to acquire or hold shares in a company.
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competition
「競争」
The state in which two or more enterprises (事業者), within the normal scope of their business and without significant change to its facilities or form, supply the same or similar goods or services to the same buyers, or are supplied with them by the same suppliers, or could do so.
Defined inArticle 2, paragraph (4)· applies throughout the law
unfair trade practices
「不公正な取引方法」
Any of the acts Article 2, paragraph (9) lists: refusing to deal together with competitors without justifiable grounds, unjust discriminatory pricing or selling far below cost that is likely to make other enterprises' business difficult, restricting a buyer's resale prices, abusing a superior bargaining position, and other acts likely to impede fair competition of the kinds listed in item (vi) that the Japan Fair Trade Commission designates.
Defined inArticle 2, paragraph (9)· applies throughout the law