第九十九条（定款の変更の手続の特則）
Article 99Special Provisions on Procedures for Amendment in Articles of Incorporation
If the stock company to be incorporated is a company with classes shares, and the cases set forth in any of the following items apply, the consent of all class shareholders at incorporation of relevant classes of the shares issued at incorporation in each of relevant items must be obtained:
ある種類の株式の内容として第百八条第一項第六号に掲げる事項についての定款の定めを設け、又は当該事項についての定款の変更（当該事項についての定款の定めを廃止するものを除く。）をしようとするとき。
if it is intended to create, as a feature of a certain class of shares, any provisions in the articles of incorporation with respect to the matters set forth in Article 108, paragraph (1), item (vi), or to effect any amendment in the articles of incorporation with respect to relevant matters (excluding any amendment which repeals the provisions of the articles of incorporation with respect to relevant matters);
ある種類の株式について第三百二十二条第二項の規定による定款の定めを設けようとするとき。
if it is intended to create any provisions in the articles of incorporation pursuant to the provisions of Article 322, paragraph (2) with respect to a certain class of shares.