Instruct: Given a legal statement, retrieve articles that support the statement.
Query: 
Any person who has insufficient capacity to appreciate right or wrong due to any mental disability may not request a ruling of commencement of assistance in person.


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 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 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.

Article 98-2
Any person may not assert a manifestation of intention against the other party thereto if that other party had no mental capacity or was a minor or an adult ward at the time of receiving it;provided, however, that this does not apply after either of the following persons learns of the manifestation of intention:
(i) the legal representative of the other party; or
(ii) the other party, after that other party's mental capacity has been restored or after that other party has become a person with capacity to act..


Article 18 (1) If the grounds prescribed in the main clause of Article 15, paragraph (1) cease to exist, the family court must rescind the decision for commencement of assistance 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 assistant, the assistant's supervisor, or a public prosecutor.
(2) At the request of a person as prescribed in the preceding paragraph, the family court may rescind all or part of the decision referred to in paragraph (1) of the preceding Article.


Article 295
(1) If a possessor of a thing belonging to another person has a claim that has arisen in relation to that thing, that possessor may retain that thing until that claim is satisfied;provided, however, that this does not apply if the relevant claim has not yet fallen due.
(2) The provisions of the preceding paragraph do not apply if possession commenced by means of a tortious act.
Article 303
The holder of a statutory lien has the rights to have that holder's own claim satisfied prior to other obligees out of the assets of the relevant obligor in accordance with the provisions of laws including this Act.
Article 388
If the land and a building on that land belong to the same owner, a mortgage is created with respect to that land or building, and the enforcement of that mortgage causes them to belong to different owners, it is deemed that a superficies has been created with respect to that building.In this case, the rent is fixed by the court at the request of the parties..


Article 698
If a manager engages in benevolent intervention in another's business in order to allow a principal to escape imminent danger to the principal's person, reputation, or property, the manager is not liable to compensate for damage resulting from this unless the manager has acted in bad faith or with gross negligence..


Article 526
If an offeror dies, comes to be in a constant state wherein the offeror lacks mental capacity, or becomes subject to restrictions on legal capacity to act after issuing notice of the offer, and the offeror has manifested the intention not to make the offer effective should any of these facts occur, or the other party comes to know that any of these facts has occurred before issuing a notice of acceptance, that offer is not effective..


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 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 698
If a manager engages in benevolent intervention in another's business in order to allow a principal to escape imminent danger to the principal's person, reputation, or property, the manager is not liable to compensate for damage resulting from this unless the manager has acted in bad faith or with gross negligence..


Article 95
(1) A manifestation of intention is voidable if it is based on either of the following mistakes, and the mistake is material in light of the purpose of the juridical act and the common sense in the transaction:
(i) a mistake wherein the person lacks the intention that corresponds to the manifestation of intention; or
(ii) a mistake wherein the person making the manifestation of intention holds an understandings that does not correspond to the truth with regard to the circumstances which the person has taken as the basis for the juridical act.
(2) A manifestation of intention under the provisions of item (ii) of the preceding paragraph may be rescinded only if it has been indicated that the circumstances in question are being taken as the basis for the juridical act.
(3) If a mistake is due to gross negligence on the part of the person making the manifestation of intention, that person may not rescind a manifestation of intention as under paragraph (1), except in the following cases:
(i) if the other party knew, or did not know due to gross negligence, of the mistake on the part of the person making the manifestation of intention; or
(ii) if the other party was under the same mistake as the person making the manifestation of intention.
(4) The rescission of a manifestation of intention under the provisions of paragraph (1) may not be duly asserted against a third party in good faith acting without negligence.
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 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 642
(1) If the party ordering work receives an order commencing bankruptcy proceeding, the contractor or the bankruptcy trustee may cancel the contract;provided, however, that this does not apply to the cancellation of the contract by the contractor after the work is completed.
(2) In the case prescribed in the preceding paragraph, the contractor may participate in the distribution of the bankruptcy estate with respect to the remuneration for the work already completed and expenses not included therein.
(3) In the cases referred to in paragraph (1), claims for compensation for loss or damage suffered as a result of the cancellation of the contract are permitted only for contractors under contracts cancelled by the bankruptcy trustee. In such a case, the contractors participate in the distribution of the bankruptcy estate with respect to such compensation for loss or damage..


Article 95
(1) A manifestation of intention is voidable if it is based on either of the following mistakes, and the mistake is material in light of the purpose of the juridical act and the common sense in the transaction:
(i) a mistake wherein the person lacks the intention that corresponds to the manifestation of intention; or
(ii) a mistake wherein the person making the manifestation of intention holds an understandings that does not correspond to the truth with regard to the circumstances which the person has taken as the basis for the juridical act.
(2) A manifestation of intention under the provisions of item (ii) of the preceding paragraph may be rescinded only if it has been indicated that the circumstances in question are being taken as the basis for the juridical act.
(3) If a mistake is due to gross negligence on the part of the person making the manifestation of intention, that person may not rescind a manifestation of intention as under paragraph (1), except in the following cases:
(i) if the other party knew, or did not know due to gross negligence, of the mistake on the part of the person making the manifestation of intention; or
(ii) if the other party was under the same mistake as the person making the manifestation of intention.
(4) The rescission of a manifestation of intention under the provisions of paragraph (1) may not be duly asserted against a third party in good faith acting without negligence..


Article 95
(1) A manifestation of intention is voidable if it is based on either of the following mistakes, and the mistake is material in light of the purpose of the juridical act and the common sense in the transaction:
(i) a mistake wherein the person lacks the intention that corresponds to the manifestation of intention; or
(ii) a mistake wherein the person making the manifestation of intention holds an understandings that does not correspond to the truth with regard to the circumstances which the person has taken as the basis for the juridical act.
(2) A manifestation of intention under the provisions of item (ii) of the preceding paragraph may be rescinded only if it has been indicated that the circumstances in question are being taken as the basis for the juridical act.
(3) If a mistake is due to gross negligence on the part of the person making the manifestation of intention, that person may not rescind a manifestation of intention as under paragraph (1), except in the following cases:
(i) if the other party knew, or did not know due to gross negligence, of the mistake on the part of the person making the manifestation of intention; or
(ii) if the other party was under the same mistake as the person making the manifestation of intention.
(4) The rescission of a manifestation of intention under the provisions of paragraph (1) may not be duly asserted against a third party in good faith acting without negligence.
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 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 19
(1) If the family court decides to commence a guardianship and the person in question is a person under curatorship or a person under assistance, it must rescind the decision for commencement of the curatorship or commencement of assistance respecting that person.
(2) The provisions of the preceding paragraph apply mutatis mutandis if the court decides to commence a curatorship and the person in question is an adult ward or a person under assistance or if the court decides to commence an assistance and the person in question is an adult ward or a person under curatorship..


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 566 If the subject matter delivered by the seller to the buyer does not conform to the terms of the contract with respect to the kind or quality, and the buyer fails to notify the seller of the non-conformity within one year from the time when the buyer becomes aware of it, the buyer may not demand cure of the non-conformity of performance, demand a reduction of the price, claim compensation for loss or damage, or cancel the contract, on the grounds of the non-conformity; provided, however, that this does not apply if the seller knew or did not know due to gross negligence the non-conformity at the time of the delivery.


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 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 714
(1) When a person without capacity to be assume responsibility is not liable pursuant to the provisions of the preceding two Articles, the person with the statutory obligation to supervise the person without capacity to assume responsibility is liable to compensate for damage that the person without capacity to be assume responsibility has inflicted on a third party;provided, however, that this does not apply if the person who has the obligation to supervise has not failed to perform that person's obligation or if the damage could not have been avoided even if that person had not failed to perform that person's obligation.
(2) A person who supervises a person without capacity to be assume responsibility on behalf of the person who has the obligation to supervise also has the liability referred to in the preceding paragraph..


Article 509
The obligor of either of the following obligations may not duly assert a set-off against the obligee;provided, however, that this does not apply if the obligee acquires a claim corresponding to the relevant obligation from another person:
(i) an obligation for compensation for loss or damage based on a tort committed in bad faith; or
(ii) an obligation for compensation for loss or damage for death or injury to person (excluding the one set forth in the preceding item)..


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..
