In the following cases, a preparer of the standard terms and conditions may, by amending the standard terms and conditions, amend the contract terms without making separate agreements with each of the counterparties and deem that the parties have agreed to the amended provisions of the standard terms and conditions:
if the amendment to the standard terms and conditions conforms to the general interest of the counterparties; or
定型約款の変更が、相手方の一般の利益に適合するとき。
if the amendment to the standard terms and conditions does not run afoul of the purpose of the contract, and it is reasonable in light of the circumstances concerning the amendment such as the necessity of the amendment, the appropriateness of the details of the amended conditions, and the details of the contract provisions and whether it is specified in the contract that the standard terms and conditions may be subject to an amendment pursuant to the provisions of this Article.
定型約款の変更が、契約をした目的に反せず、かつ、変更の必要性、変更後の内容の相当性、この条の規定により定型約款の変更をすることがある旨の定めの有無及びその内容その他の変更に係る事情に照らして合理的なものであるとき。
If a preparer of the standard terms and conditions is to amend the standard terms and conditions under the provisions of the preceding paragraph, the preparer must specify the time when the amendment takes effect, and make amendments to the standard terms and conditions, the details of the amended standard terms and conditions, and the time when the amendment takes place known to the public by an appropriate method such as using the internet.
An amendment to the standard terms and conditions under the provisions of paragraph (1), item (ii) does not become effective unless it is made known to the public pursuant to the provisions of that paragraph by the time when the amendment takes effect referred to in the preceding paragraph.
The provisions of Article 548-2, paragraph (2) do not apply to an amendment to the standard terms and conditions under the provisions of paragraph (1).
第五百四十八条の二第二項の規定は、第一項の規定による定型約款の変更については、適用しない。