Instruct: Given a statement, retrieve legal articles that support it.
Query: 
In the case where a contract for sale was concluded between A and B and A defaults, if, even though A issues a notice of demand to B, specifying a reasonable period, to the effect that B is to give a definite answer as to whether or not the right to cancel the contract will be exercised, B does not give the notice of cancellation within the period, A shall not be liable for the default after that.


Article 547
If no period of time is specified for the exercise of the right to cancel, the other party may issue a notice of demand to the holder of the right to cancel, specifying a reasonable period of time, to the effect that the holder of the right to cancel is to give a definite answer as to whether the holder will cancel or not within that period of time.In this case, if no notice of cancellation is received within that period, the right to cancel is extinguished..


Article 556
(1) An option contract for a purchase and sale made by one party becomes effective when the other party manifests the intention to complete the purchase and sale.
(2) If no period is provided in relation to the manifestation of intention referred to in the preceding paragraph, the party to the option contact may issue a notice of demand to the other party, specifying a reasonable period of time, to the effect that the other party is to give a definite answer as to whether or not that party will complete the sale within that period. In such cases, if the other party fails to give a definite answer within that period, the option contract for a purchase and sale by one party ceases to be effective..


Article 641
The party ordering work may cancel the contract at any time whilst the contractor has not completed the work by paying compensation for loss or damage..


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 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 706
If an obligor has paid money or delivered anything as performance of an obligation that has not yet fallen due, the obligor may not demand the return of the money paid or thing delivered;provided, however, that if the obligor tendered anything by mistake, the obligee must return the benefit gained as a result..


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 484
(1) Unless a particular intention is manifested with respect to the place where the performance should take place, the delivery of a specific thing must be effected at the place where that thing was located when the relevant claim accrued, and the discharge of any other obligation must be effected at the current domicile of the obligee.
(2) If the trading hours are specified by laws and regulations or customs, performance may be made or demanded only within the trading hours.
Article 401
(1) If the object of a claim is designated only with reference to a type and its quality cannot be determined in light of the nature of the juridical act or intention of the parties, the obligor must deliver a thing of medium quality.
(2) In the case referred to in the preceding paragraph, if the obligor has completed the acts necessary to deliver the thing, or has designated the thing the obligor is to deliver with the consent of the obligee, that thing thenceforth constitutes the subject matter of the claim..


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 587-2
(1) Notwithstanding the provisions of the preceding Article, a loan for consumption made in writing becomes effective when a first party promises to deliver money or any other thing and a second party promises to return a thing of the same type, quality, and quantity as the thing delivered.
(2) The borrower of a loan for consumption made in writing may cancel the contract until the borrower receives the money or other thing from the lender. In such a case, if the lender sustains any damage from the cancellation of the contract, the lender may claim compensation therefor.
(3) A loan for consumption made in writing ceases to be effective if either of the parties receives an order commencing bankruptcy proceedings before the borrower receives the thing such as money from the lender.
(4) If a loan for consumption is made by means of an electronic or magnetic record in which its content is recorded, the loan for consumption is deemed to have been made in writing, and the provisions of the preceding three paragraphs apply thereto..


Article 557
(1) If the buyer pays earnest money to the seller, the buyer may cancel the contract by waiving the earnest money, or the seller may cancel the contract by actually providing the buyer with twice its amount;provided, however, that this does not apply after the counterparty commences performance of the contract.
(2) The provisions of Article 545, paragraph (4) do not apply to the cases referred to in the preceding paragraph..


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 559
The provisions of this Section apply mutatis mutandis to contracts for value other than contracts for sale;provided, however, that this does not apply when it is not permitted by the nature of the contract for value.
Article 562
(1) If the subject matter delivered to the buyer does not conform to the terms of the contract with respect to the kind, quality or quantity, the buyer may demand that the seller cure the non-conformity of performance by repairing the subject matter, delivering the substitute or delivering the replenishment;provided, however, that the seller may cure the non-conformity of performance by a method that is different from the method demanded by the buyer if it does not impose any undue burden on the buyer.
(2) If the non-conformity referred to in the preceding paragraph is due to grounds attributable to the buyer, the buyer may not demand that the seller cure the non-conformity of performance under the provisions of that paragraph..


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 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 572
Even if the seller makes a special agreement to the effect that the seller does not warrant in the case prescribed in the main clause of Article 562, paragraph (1) or Article 565, the seller may not be released from that responsibility with respect to any fact that the seller knew but did not disclose, and with respect to any right that the seller personally created for or assigned to a third party..


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 706 If an obligor has paid money or delivered anything as performance of an obligation that has not yet fallen due, the obligor may not demand the return of the money paid or thing delivered; provided, however, that if the obligor tendered anything by mistake, the obligee must return the benefit gained as a result.


Article 457
(1) The postponement of expiry of prescription period and the renewal of prescription period due to grounds such as a request for performance in relation to the principal obligor are also effective in relation to the guarantor.
(2) A guarantor may assert against the obligee a defense that can be raised by the principal obligor.
(3) If the principal obligor has a right to set-off, right to rescind or right to cancel against the obligee, the guarantor may refuse to perform the obligation to the obligee to the extent that the principal obligor should have been released from the obligation by exercising these rights.
Article 147
(1) If any of the following grounds exists, the period of prescription does not expire until the ground ceases to exist (if the ground ceases to exist while the right remains undetermined by a final and binding judgment or anything that has the same effect as a final and binding judgment, until six months have passed from the time of cessation):
(i) demand by litigation;
(ii) demand for payment;
(iii) settlement referred to in Article 275, paragraph (1) of the Code of Civil Procedure or mediation under the Civil Conciliation Act (Act No. 222 of 1951) or the Domestic Relations Case Procedure Act (Act No. 52 of 2011); or
(iv) participation in bankruptcy proceeding, rehabilitation proceeding or reorganization proceeding.
(2) In the case referred to in the preceding paragraph, if a right is determined by a final and binding judgment or anything that has the same effect as a final and binding judgment, a new period of prescription commences to run at the time when the grounds set forth in the items of that paragraph cease to exist;.


Article 707
(1) If a person that is not an obligor has performed an obligation by mistake and the obligee, acting in good faith, has allowed the instrument to be lost, has damaged the instrument, has waived the security, or has lost the claim by prescription, the person performing the obligation may not demand the return of subject matter of the performance.
(2) The provisions of the preceding paragraph do not preclude the person performing an obligation from exercising the right to reimbursement against the obligor..


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 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 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 498
(1) If the property that is the subject matter of performance or the proceeds referred to in the preceding Article are deposited, the obligee may demand the return of the deposited thing.
(2) If the obligor is to effect performance in exchange for payment or delivery by the obligee, the obligee may not receive deposited thing without making that payment or delivery..


Article 494
(1) In the following cases, a performer may deposit the subject matter of the performance with an official depository for the benefit of the obligee. In such a case, the claim is extinguished when the performer makes the deposit:
(i) the performer tenders the performance, and the obligee refuses to accept it; or
(ii) the obligee is unable to accept the performance.
(2) The preceding paragraph also applies if the performer is unable to ascertain the obligee;provided, however, that this does not apply if the performer is negligent in this respect..
