Instruct: Given a statement, retrieve legal articles that support it.
Query: 
A is a nineteen-year-old male and subject to the parental authority of his parents.
In the case where A concluded a contract for sale without the consent of the persons who had parental authority in relation to him after he had been permitted to carry on business by the persons who had parental authority in relation to him, even if the contract for sale is not concerned with such business, A may not rescind the contract for sale.


Article 6
(1) A minor who is permitted to conduct one or multiple types of business has the same capacity to act as an adult as far as that business is concerned.
(2) In a case as referred to in the preceding paragraph, if there are grounds that make the minor unable to sustain that business, the legal representative may revoke or limit the permission therefor in accordance with the provisions of Part IV (Relatives).
Article 5
(1) A minor must obtain the consent of the minor's legal representative to perform a juridical act;provided, however, that this does not apply to a juridical act for merely acquiring a right or being released from an obligation.
(2) A juridical act in contravention of the provisions of the preceding paragraph is voidable.
(3) Notwithstanding the provisions of paragraph (1), a minor may freely dispose of property that the legal representative has permitted the minor to dispose of for a specified purpose, to an extent that falls within the scope of that purpose. The same applies if the minor disposes of property that the legal representative has permitted the minor to dispose of without specifying a purpose..


Article 117 (1) A person who concludes a contract as an agent of another person is liable to the counterparty for the performance of the contract or compensation for loss or damage, as chosen by the counterparty, unless the person proves the authority to represent or the principal ratifies the contract.
(2) The provisions of the preceding paragraph do not apply in the following cases:
(i) if the counterparty knew that the person who concluded the contract as an agent of the other person had no authority to represent;
(ii) if the counterparty was negligent in not knowing that the person who concluded the contract as an agent of the other person had no authority to represent; provided, however, that this does not apply if the person who concluded a contract as an agent of the other person knew themselves to have no authority to represent; or
(iii) if the legal capacity to act of the person who concluded the contract as an agent of the other person was subject to restrictions.


Article 14
(1) If the grounds prescribed in the main clause of Article 11
cease to exist, the family court must rescind the decision for the commencement of curatorship at the request of the person in question, that person's spouse, that person's relative within the fourth degree of kinship, the guardian of a minor, the supervisor of a minor's guardian, the curator, the curator's supervisor, or a public prosecutor.
(2) At the request of a person provided for in the preceding paragraph, the family court may rescind all or part of the decision referred to in paragraph (2) of the preceding Article..


Article 108
(1) An act that a person performs as an agent of the counterparty or as agent of both parties for the same juridical act is deemed to be an act performed by a person without authority to represent;provided, however, that this does not apply to the performance of an obligation or to an act authorized by the principal in advance.
(2) Beyond what is provided for in the main clause of the preceding paragraph, an act for which the interest of the agent conflicts with the interest of the principal is deemed to be an act performed by a person without authority to represent;provided, however, that this does not apply to an act authorized by the principal in advance.
Article 113
(1) A contract concluded by a person who acts as the agent of another person but has no authority to represent does not bind the principal unless the principal ratifies it.
(2) The ratification or refusal to ratify may not be duly asserted against the counterparty unless it is made to that counterparty;provided, however, that this does not apply if the counterparty has come to know the ratification or refusal to ratify..


Article 117
(1) A person who concludes a contract as an agent of another person is liable to the counterparty for the performance of the contract or compensation for loss or damage, as chosen by the counterparty, unless the person proves the authority to represent or the principal ratifies the contract.
(2) The provisions of the preceding paragraph do not apply in the following cases:
(i) if the counterparty knew that the person who concluded the contract as an agent of the other person had no authority to represent;
(ii) if the counterparty was negligent in not knowing that the person who concluded the contract as an agent of the other person had no authority to represent;provided, however, that this does not apply if the person who concluded a contract as an agent of the other person knew themselves to have no authority to represent; or
(iii) if the legal capacity to act of the person who concluded the contract as an agent of the other person was subject to restrictions..


Article 104
An agent appointed by mandate may not appoint a subagent unless the authorization of the principal is obtained or there is a compelling reason to do so..


Article 162
(1) A person that possesses the property of another for 20 years peacefully and openly with the intention to own it acquires ownership thereof.
(2) A person that possesses the property of another for 10 years peacefully and openly with an intention to own it acquires ownership thereof if the person was acting in good faith and was not negligent at the time when the possession started..


Article 564 The provisions of the preceding two Articles do not preclude the buyer from claiming compensation for loss or damage pursuant to the provisions of Article 415 or exercising the right to cancel pursuant to the provisions of Articles 541 and 542.
Article 565 The provisions of the preceding three Articles apply mutatis mutandis if the right transferred by the seller to the buyer does not conform to the terms of the contract (including the case in which the seller fails to transfer part of a right that belongs to another person).


Article 102
An act that a person with qualified legal capacity performs as an agent of another person may not be rescinded on the grounds of qualified legal capacity;provided, however, that this does not apply to an act performed by a person with qualified legal capacity as a legal representative of another person with qualified legal capacity..


Article 9
A juridical act performed by an adult ward is voidable;provided, however, that this does not apply to the purchase of daily necessities or to any other act involved in day-to-day life..


Article 99
(1) A manifestation of intention that an agent makes indicating that they will be making a manifestation of intention on behalf of the principal within the scope of the agent's authority binds the principal directly.
(2) The provisions of the preceding paragraph apply mutatis mutandis to a manifestation of intention that a third party makes to an agent.
Article 106
(1) A subagent represents the principal with respect to acts within the scope of the authority thereof.
(2) A subagent has the same rights and obligations as an agent in relation to the principal and third parties within the scope of that subagent's authority..


Article 7
The family court may decide to commence a guardianship in respect of a person who constantly lacks the capacity to appreciate the person's own situation due to a mental disorder, at the request of the person in question, that person's spouse, that person's relative within the fourth degree of kinship, the person's guardian of a minor, the person's supervisor of a minor's guardian, the person's curator, the person's curator's supervisor, the person's assistant, the person's assistant's supervisor, or a public prosecutor..


Article 15
(1) The family court may decide to commence an assistance in respect of a person whose capacity to appreciate their own situation is inadequate due to a mental disorder, at the request of the person in question, that person's spouse, that person's relative within the fourth degree of kinship, the guardian, the guardian's supervisor, the curator, the curator's supervisor, or a public prosecutor;provided, however, that this does not apply to a person with respect to whom there are grounds as prescribed in Article 7
or the main clause of Article 11.
(2) The issuance of a decision for commencement of assistance at the request of a person other than the person in question requires the consent of the person in question.
(3) A decision for commencement of assistance must be made concurrent with a decision as referred to in Article 17, paragraph (1) or a decision as referred to in Article 876-9, paragraph (1)..


Article 9
A juridical act performed by an adult ward is voidable;provided, however, that this does not apply to the purchase of daily necessities or to any other act involved in day-to-day life..


Article 551
(1) The donor is presumed to have promised to deliver or transfer the thing or right that is the subject matter of the gift, while maintaining its condition as of the time when it is specified as the subject matter of the gift.
(2) With respect to gifts with burden, the donor provides the same warranty as that of a seller, to the extent of that burden..


Article 124
(1) The ratification of a voidable act does not become effective unless it is made after the circumstances that made the act voidable cease to exist and the person ratifying the act becomes aware of the right to rescind it.
(2) In the following cases, the ratification referred to in the preceding paragraph is not required to be made after the circumstances that made the act voidable cease to exist:
(i) if a legal representative or a curator or assistant of a person with qualified legal capacity ratifies the act; or
(ii) if a person with qualified legal capacity (excluding an adult ward) makes the ratification with the consent of a legal representative, curator or assistant.
Article 125
If, at or after the time when it becomes possible to ratify an act, any of the following facts occur with respect to a voidable act, it is deemed that the act has been ratified;provided, however, that this does not apply if an objection is reserved:
(i) full or partial performance;
(ii) request for the performance;
(iii) novation;
(iv) provision of a security;
(v) assignment of a part of or the whole of a right acquired by the voidable act; or
(vi) compulsory execution..


Article 561
If the subject matter of a sale is another person's right (including a part of a right that belongs to another person), the seller bears an obligation to acquire the right and transfer it to the buyer..


Article 20
(1) After a person with qualified legal capacity who is involved in dealings with another party becomes a person with the legal capacity to act (meaning a person whose legal capacity to act is not subject to restrictions; the same applies hereinafter), the other party to those dealings may fix a period of one month or longer and demand that the person give a definite answer within that period of time as to whether the person will ratify an act that the person may rescind. In such a case, if the person fails to send a definite answer within that period of time, the person is deemed to have ratified that act.
(2) The second sentence of the preceding paragraph also applies if, before the person with qualified legal capacity becomes a person with the legal capacity to act, the other party to dealings involving the person with qualified legal capacity lodges the demand prescribed in the preceding paragraph with the legal representative, curator, or assistant of that person with respect to an act within the scope of their authority, and they fail to send a definite answer within the fixed period of time referred to in that paragraph.
(3) If a person does not send notice within the period of time set forth in the preceding two paragraphs indicating that the person has completed any special formalities that an act requires, the person is deemed to have rescinded that act.
(4) The other party to dealings involving a person with qualified legal capacity may lodge a demand with a person under curatorship or with a person under assistance who is subject to a decision as referred to in Article 17, paragraph (1) to demand that the person get the curator or assistant to ratify an act within the fixed period referred to in paragraph (1). In such a case, if the person under curatorship or person under assistance does not send notice within that period indicating that the person has gotten the curator or assistant to ratify the act in question, the person is deemed to have rescinded that act..


Article 192
A person that commences the possession of movables peacefully and openly by a transactional act acquires the rights that are exercised with respect to the movables immediately if the person possesses it in good faith and without negligence..


Article 108
(1) An act that a person performs as an agent of the counterparty or as agent of both parties for the same juridical act is deemed to be an act performed by a person without authority to represent;provided, however, that this does not apply to the performance of an obligation or to an act authorized by the principal in advance.
(2) Beyond what is provided for in the main clause of the preceding paragraph, an act for which the interest of the agent conflicts with the interest of the principal is deemed to be an act performed by a person without authority to represent;provided, however, that this does not apply to an act authorized by the principal in advance..


Article 108
(1) An act that a person performs as an agent of the counterparty or as agent of both parties for the same juridical act is deemed to be an act performed by a person without authority to represent;provided, however, that this does not apply to the performance of an obligation or to an act authorized by the principal in advance.
(2) Beyond what is provided for in the main clause of the preceding paragraph, an act for which the interest of the agent conflicts with the interest of the principal is deemed to be an act performed by a person without authority to represent;provided, however, that this does not apply to an act authorized by the principal in advance..


Article 89
(1) The ownership of natural fruits is acquired by the person entitled to obtain them when they are separated from the original thing.
(2) A person acquires civil fruits in proportion to the duration of the right to obtain them, as calculated on a prorated, daily basis..


Article 192
A person that commences the possession of movables peacefully and openly by a transactional act acquires the rights that are exercised with respect to the movables immediately if the person possesses it in good faith and without negligence..


Article 120
(1) An act that is voidable on the grounds of the qualified legal capacity to act of the person who did the act may be rescinded only by the person with qualified legal capacity (in the case of an act performed by the person as a legal representative of another person with limited capacity, including that other person with limited capacity), or an agent or successor thereof, or a person who has the authority to give consent thereto.
(2) An act that is voidable on the grounds of a mistake, fraud or duress may be rescinded only by the person who made the defective manifestation of intention, or an agent or successor thereof..


Article 533
A party to a bilateral contract may refuse to perform that party's own obligation until the other party tenders the performance of that other party's obligation (including the performance of an obligation to compensate for loss or damage in lieu of the performance of an obligation);provided, however, that this does not apply if the obligation of the other party is not yet due.
Article 575
(1) If the subject matter of a sale which has not yet been delivered bears fruits, the fruits vest in the seller.
(2) The buyer bears the obligation to pay interest on the price beginning from the day of delivery;provided, however, that if a due date is provided for the payment of the price, it is not necessary to pay the interest until that due date arrives..
