Instruct: Given a statement, retrieve articles that support it
Query: 
An act which requires the consent of the assistant may be rescinded if the person under assistance performed it without such consent or the permission of family court in lieu thereof.


Article 17
(1) At the request of the person referred to in the main clause of Article 15, paragraph (1) or the assistant or assistant's supervisor, the family court may decide that the person under assistance must obtain the consent of the person's assistant in order to perform a specific juridical act;provided, however, that the acts that such a decision may establish as those for which the person must obtain the consent of the assistant are restricted to a part of the acts provided for in Article 13, paragraph (1).
(2) In order to decide as referred to in the preceding paragraph at the request of a person other than the person in question requires the consent of the person in question.
(3) If the assistant does not consent to an act for which the person under assistance must obtain the assistant's consent even though it is unlikely to prejudice the interests of the person under assistance, the family court may grant permission that operates in lieu of the assistant's consent, at the request of the person under assistance.
(4) An act for which the person under assistance must obtain the assistant's consent is voidable if the person performs it without obtaining the assistance's consent or a permission that operates in lieu of it..


Article 28
If an administrator needs to perform an act exceeding the authority provided for in Article 103, the administrator may perform that act after obtaining the permission of the family court. The same applies if it is unclear whether the absentee is dead or alive and the administrator needs to perform an act exceeding the authority established by the absentee.
Article 103
An agent who has no specifically defined authority has the authority to perform the following acts only:
(i) acts of preservation; and
(ii) acts with the purpose of using or improving a thing or right that is the subject matter of the agency, to the extent that this does not change the nature of that thing or right..


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 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 120 (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 679
Beyond the cases referred to in the preceding Article, partners withdraw on the following grounds:
(i) the partner dies;
(ii) the partner is subject to an order commencing bankruptcy proceeding;
(iii) the partner is subject to a decision for the commencement of guardianship;
(iv) the partner has been expelled.
Article 681
(1) Accounts as between the withdrawing partner and other partners must be settled according to the status of the partnership property as at the time of the withdrawal.
(2) The interest of the withdrawing partner may be refunded in money, regardless of the kind of the withdrawing partner's contribution.
(3) With respect to any matter not yet completed at the time of the withdrawal, accounts may be made up subsequent to the completion of that matter..


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 424-7 (1) In an action concerning demand for rescission of fraudulent act, the person specified in each of the following items according to the categories set forth in the respective items stands as a defendant:
(i) an action concerning demand for rescission of fraudulent act against the beneficiary: the beneficiary; or
(ii) an action concerning demand for rescission of fraudulent act against the subsequent acquirer: the subsequent acquirer that is the other party to the demand for rescission of fraudulent act.
(2) If the obligee files an action concerning demand for rescission of fraudulent act, the obligee must give notice of suit to the obligor without delay.


Article 96
(1) A manifestation of intention based on fraud or duress is voidable.
(2) If a third party commits a fraud inducing a first party to make a manifestation of intention to a second party, that manifestation of intention is voidable only if the second party knew or could have known that fact.
(3) The rescission of a manifestation of intention induced by fraud under the provisions of the preceding two paragraphs may not be duly asserted against a third party in good faith acting without negligence..


Article 658
(1) A bailee may not use the bailed thing without obtaining the consent of the bailor.
(2) The bailee may not have a third party keep the bailed thing in custody unless the bailee obtains the consent of the bailor or there is a compelling reason to do so.
(3) A sub-bailee has the same rights and obligations as those of the bailee in relation to the bailor within the scope of authority thereof..


Article 651 (1) A mandate may be cancelled by either party at any time.
(2) In the following cases, a party that has cancelled a mandate pursuant to the provisions of the preceding paragraph must compensate for damage suffered by the other party; provided, however, that this does not apply if there was a compelling reason for the cancellation:
(i) if the party cancels the mandate at a time that is detrimental to the other party; or
(ii) if the mandator cancels the mandate for which the purpose includes the interests for the mandatary (excluding the profit to be obtained exclusively by receiving remuneration).


Article 545
(1) If one of the parties exercises the right to cancel, each party assumes an obligation to restore the other party to that other party's original state;provided, however, that this may not prejudice the rights of a third party.
(2) In the case referred to in the main clause of the preceding paragraph, if any monies are to be refunded, interest must accrue from the time of the receipt of those monies.
(3) In the case referred to in the main clause of paragraph (1), if a thing other than money is to be returned, fruits that have accrued on or after the time of the receipt of the thing must also be returned.
(4) The exercise of the right to cancel does not preclude claims for compensation for loss or damage.
Article 546
The provisions of Article 533
apply mutatis mutandis to the preceding Article.
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 479
Except as provided in the preceding Article, any performance made to a person other than the person with right to performance is effective only to the extent that the obligee is enriched as a result thereof.
Article 478
Performance made to a person that does not constitute a person authorized to accept the performance (meaning the obligee or a third party authorized to accept performance based on the provisions of laws and regulations or the manifestation of intention of the parties; the same applies hereinafter) but that appears to be the person authorized to accept the performance in light of common sense in the transaction is effective only if the person effecting performance was acting in good faith and without negligence..


Article 637
(1) In the case prescribed in the main clause of the preceding Article, if the party ordering work fails to notify the contractor of the non-conformity to the terms of the contract within one year from the time when the party becomes aware of it, the party ordering work may not demand cure of the non-conformity of performance, demand a reduction of the remuneration, claim compensation for loss or damage, or cancel the contract.
(2) The provisions of the preceding paragraph do not apply if the contractor knew or did not know due to gross negligence the non-conformity referred to in that paragraph at the time when the contractor delivers the subject matter of work (in the case of the subject matter of work that is not required to be delivered, when the work is finished)..


Article 467
(1) The assignment of a claim (including the assignment of a claim that is yet to arise) may not be duly asserted against the applicable obligor or any other third party, unless the assignor gives notice thereof to the obligor or the obligor has consented to the same.
(2) Notice or consent as referred to in the preceding paragraph may not be duly asserted against a third party other than the obligor unless the notice or the consent is made using an instrument bearing a certified date..


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 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 11
The family court may decide to commence a curatorship in respect of a person whose capacity to appreciate their own situation is extremely inadequate due to a mental disorder, at the request of the person in question, the person's spouse, the person's relative within the fourth degree of kinship, the guardian, the guardian's supervisor, the assistant, the assistant's supervisor, or a public prosecutor;provided, however, that this does not apply to a person in respect of whom a cause set forth in Article 7
exists..


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 128
While it is uncertain whether or not a condition will be fulfilled, a party to a juridical act that is subject to a condition may not prejudice the other party's interests that would arise from the juridical act upon fulfillment of the condition..


Article 521
(1) Unless otherwise provided for in laws and regulations, any person may freely decide whether or not to conclude a contract.
(2) Parties to a contract may freely decide the terms of the contract, subject to the restrictions prescribed by laws and regulations..


Article 467
(1) The assignment of a claim (including the assignment of a claim that is yet to arise) may not be duly asserted against the applicable obligor or any other third party, unless the assignor gives notice thereof to the obligor or the obligor has consented to the same.
(2) Notice or consent as referred to in the preceding paragraph may not be duly asserted against a third party other than the obligor unless the notice or the consent is made using an instrument bearing a certified date..


Article 424-5 If the obligee is entitled to make demand rescission for fraudulent act against the beneficiary, and a person subsequently acquires the property which has been transferred to the beneficiary, the obligee may also make demand for rescission of fraudulent act against the subsequent acquirer only in the situations specified in the following items according to the categories set forth in the respective items:
(i) if the subsequent acquirer acquires the property from the beneficiary: the subsequent acquirer, at the time of the acquisition, knows that the obligor's act will be prejudicial to the obligee; or
(ii) if the subsequent acquirer acquires the property from another subsequent acquirer: the relevant subsequent acquirer and all the subsequent acquirers that previously acquired the property, at the time of their respective acquisitions, know that the obligor's act will be prejudicial to the obligee.
Article 424 (1) An obligee may demand the court to rescind an act which the obligor commits knowing that it will prejudice the obligee; provided, however, that this does not apply if a person that benefits from that act (hereinafter referred to as the "beneficiary" in this Subsection) does not know, at the time of the act, that the obligee will be prejudiced.


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.


Article 109
(1) A person who indicates to a third party that the person granted certain authority to represent to another person is liable for an act performed between that other person and that third party within the scope of the authority to represent;provided, however, that this does not apply if the third party knew or did not know due to negligence that the other person has not been granted the authority to represent.
(2) If a person who indicates to a third party that the person granted authority to represent to another person is, pursuant to the provisions of the preceding paragraph, liable for acts performed by that other person in relation to the third party within the scope of the authority to represent, and the other person performs in relation to the third party an act beyond the scope of the authority to represent, the person who makes the indication is liable for that act only if the third party has reasonable grounds for believing that the other person has authority to represent in that act..


Article 179
(1) If ownership and another real right on the same thing are acquired by the same person, the other real right is extinguished;provided, however, that this does not apply if that thing or the other real right is the object of the right of a third party.
(2) If a real right other than ownership and another right for which that real right is the object are acquired by the same person, the other right is extinguished.In this case, the provisions of the proviso to the preceding paragraph apply mutatis mutandis.
(3) The provisions of the preceding two paragraphs do not apply to possessory rights..
