①If a seller has offered a sales contract and sent the goods under that offer to a person other than one that has offered the seller a sales contract or to a person other than the purchaser under a sales contract that the seller has concluded (hereinafter referred to as the "offerer or purchaser" in this paragraph), or if a seller has offered an offerer or purchaser a sales contract for goods other than those under a sales contract with the offerer or purchaser and has sent the goods under that offer, the seller may not demand the return of the goods that were sent.

②The provisions of the preceding paragraph do not apply to an offer to enter into a sales contract that the person to which the goods were sent will conclude for a business activity or as a business activity.

When a seller has sent goods under the pretence of the valid sales contract, it may not claim the return of the goods sent.

①If any person finds it to be likely that the fairness of specified commercial transactions or the interests of a purchaser or other person will be prejudiced, the person may notify the competent minister to that effect and ask that appropriate measures be taken.

②Upon being notified as under the provisions of the preceding paragraph, the competent minister must conduct the necessary investigations and take measures under this Act or any other appropriate measures if the minister finds the details the minister has been notified of to be true.

①Pursuant to the provisions of order of the competent ministry, the competent minister may designate a corporation that is a general incorporated association or a general incorporated foundation and that is found to be capable of carrying out the business activities prescribed in the following paragraph (hereinafter referred to as "business activities for ensuring appropriate specified commercial transactions" in this paragraph and Article 66, paragraph (5)) appropriately without fail as a person that will carry out business activities for ensuring appropriate specified commercial transactions (hereinafter referred to as a "designated corporation") at the offer of the corporation.

②A designated corporation is to carry out the following business activities:

When the competent minister finds it necessary to improve a designated corporation's management of the business activities prescribed in paragraph (2) of the preceding Article, the minister may order the designated corporation to take any necessary measures for improvement.

The competent minister may revoke the designation of a designated corporation if the corporation has violated the order under the provisions of the preceding Article.

①When planning the enactment, revision, or abolishment of Cabinet Order under Article 2, paragraph (4), item (i), Article 26, paragraph (1), item (viii)(d), Article 26, paragraph (3), the items of Article 26, paragraph (4), Article 26, paragraph (5), item (i) or (ii), Article 26, paragraph (6), item (ii), Article 26, paragraph (7), item (ii), Article 41, paragraph (1), item (i) (limited to the provisions involving the period), Article 41, paragraph (2), Article 48, paragraph (2), Article 58-4, or Article 58-17, paragraph (2), item (ii), the competent minister must consult with the Consumer Commission or the Consumer Affairs Council pursuant to the provisions of Cabinet Order.

②When planning the enactment, revision, or abolishment of a Cabinet Order under Article 2, paragraph (1), item (ii) or paragraph (3); Article 4, paragraph (2) (including as applied mutatis mutandis by replacing the terms pursuant to Article 5, paragraph (3)); Article 6, paragraph (4); Article 13, paragraph (2); Article 18, paragraph (2) (including as applied mutatis mutandis by replacing the terms pursuant to Article 19, paragraph (3)); Article 20, paragraph (2); Article 26, paragraph (5), item (iii) or paragraph (7), item (i), Article 34, paragraph (4), Article 37, paragraph (3), Article 40-2, paragraph (2), item (iv), Article 41, paragraph (1), item (i) (limited to the part involving the amount of money); Article 42, paragraph (4); Article 49, paragraph (2), item (i)(b) or item (ii), Article 52, paragraph (3); Article 55, paragraph (3); Article 58-7, paragraph (2) (including as applied mutatis mutandis by replacing the terms pursuant to Article 58-8, paragraph (3)); or Article 66, paragraph (2) (limited to the part involving a closely related person), the competent minister must consult with the Consumer Commission or the Consumer Affairs Council pursuant to the provisions of Cabinet Order.

When an order is enacted, amended, or abolished based on the provisions of this Act, the necessary transitional measures (including transitional measures concerning penal provisions) may be prescribed by the order to the extent that is judged reasonably necessary for the enactment, revision, or abolishment.

①On finding that it is necessary to do so in order to enforce this Act, the competent minister may order a seller, service provider, orchestrator, solicitor, general multilevel marketing distributor, person engaged in business opportunity sales, or buyer (hereinafter referred to as the "seller or equivalent person") to submit reports, its books, documents, or any other articles, and may have government employees enter the offices, premises or other places to conduct business activities of the seller or equivalent person and inspect its books, documents, or any other articles, or question the employees or other related people.

②When the competent minister finds it particularly necessary to enforce this Act, pursuant to the provisions of Cabinet Order, the minister may order a person selling related goods or any other person specified by Cabinet Order as being closely related to a seller or an equivalent person (hereinafter referred to as a "closely related person" in this paragraph) to submit reports or materials, or may have ministry employees enter the offices, premises or other places to conduct business activities of the seller or equivalent person and inspect its books, documents, or any other articles, or question the employees or other related people.

③When the competent minister finds it particularly necessary to enforce this Act, to the extent necessary, the minister may have ministry employees to enter the offices, premises or other places where business activities are conducted of a person to which business is entrusted by a seller or equivalent person and inspect the person's books, documents, or any other articles related to the entrusted business.

④When the competent minister finds it particularly necessary to enforce this Act, the minister may order a person that has dealings with a seller or equivalent person to submit reports or materials to which reference should be made with regard to the business or property of the seller or equivalent person.

⑤To the extent that is necessary for ensuring the appropriate management of business activities for ensuring appropriate specified commercial transactions, the competent minister may have a designated corporation make the necessary reports on the state of its business activities for ensuring appropriate specified commercial transactions or concerning its assets, or have ministry employees enter the place of business of the designated corporation and inspect the state of its business activities for ensuring appropriate specified commercial transactions or inspect its books, documents, or any other articles.

⑥The provisions of paragraphs (1) through (4) apply mutatis mutandis to a contractor sending email advertising mail order sales, a contractor sending email advertising multilevel marketing transactions, and a contractor sending email advertising business opportunity sales transactions. In this case, the term "seller or equivalent person" in the provisions of paragraphs (2) through (4) is deemed to be replaced with "contractor sending email advertising mail order sales, contractor sending email advertising multilevel marketing transactions, or contractor sending email advertising business opportunity sales transactions".

⑦A ministry employee who enters and inspects a store or any other place of business pursuant to the provisions of paragraph (1) through (3) (including as applied mutatis mutandis pursuant to the preceding paragraph) or paragraph (5) must carry identification and present it to the relevant persons.

⑧The authority for entry and inspection under the provisions of paragraph (1) through (3) (including as applied mutatis mutandis pursuant to paragraph (6)) and paragraph (5) must not be construed as having been conferred for the purpose of a criminal investigation.

On finding that it is necessary to do so in order to enforce this Act, the competent minister may consult with government agencies, public entities, and others, or ask for their cooperation .

Each instruction or order under the provisions of this Act are given by serving a document specified by order of the competent ministry.

The provisions of Article 100, paragraph (1), Article 101, Article 102-2, Article 103, Article 105, Article 106, Article 107, paragraph (1) (limited to the portion related to item (i); the same applies in paragraph (1), item (ii) of the next Article) and paragraph (3), and Article 108 of the Code of Civil Procedure (Act No. 109 of 1996) apply mutatis mutandis to the service of documents. In this case, the terms "court" in Article 100, paragraph (1) of the Act and "presiding judge" in Article 108 of the Act are deemed to be replaced by "competent minister", the term "court execution officer" in Article 101, paragraph (1) of the Act and "court clerk" in Article 107, paragraph (1) of the Act is deemed to be replaced by "competent minister's employee", and the "Rules of the Supreme Court" is to be replaced by "order of the competent ministry".