If a company with class shares is a public company, if the number of the shares of a certain class with restriction in relation to matters on which voting right can be exercised at a shareholders meeting (hereinafter in this Article referred to as "shares with restricted voting right") has exceeded one half of the total number of the issued shares, the stock company must immediately take measures necessary to reduce the number of the shares with restricted voting right below one half of the total number of the issued shares.