Instruct: Given a legal statement, retrieve articles that support it
Query: 
In case that the obligee is found to have reasonable grounds in light of the common sense in the transaction for causing the security to be diminished, the guarantor may not assert that the guarantor is relieved from responsibility to the extent that that the guarantor can no longer seek the reimbursement due to the diminution in the security available upon subrogation.


Article 504 (1) If there is a person that has legitimate interest in performing an obligation (hereinafter referred to as a "person entitled to subrogation" in this paragraph), and the obligee causes the security thereof to be lost or diminished intentionally or negligently, the person entitled to subrogation is relieved from responsibility to the extent that that person can no longer seek the reimbursement due to the loss or diminution in the security available upon subrogation. If the person entitled to subrogation is a third-party collateral provider, the same applies to a third party that has acquired from the person entitled to subrogation the property that is the subject of security and to the specific successor thereof.
(2) The provisions of the preceding paragraph do not apply if the obligee is found to have reasonable grounds in light of the common sense in the transaction for causing the security to be lost or diminished.


Article 448
(1) If the burden of a guarantor is more onerous than the principal obligation as to either its subject matter or terms, it is reduced to the extent of the principal obligation.
(2) Even if the subject matter or terms of the principal obligation are made more onerous after the conclusion of a guarantee contract, the burden of the guarantor remains unchanged..


Article 450
(1) If an obligor has the obligation to provide a guarantor, that guarantor must:
(i) be a person with capacity to act; and
(ii) have sufficient financial resources to pay the obligation.
(2) If the guarantor ceases to meet the requirements set forth in item (ii) of the preceding paragraph, the obligee may demand that some other person meeting the requirements set forth in any item of the same paragraph be substituted for that guarantor.
(3) The provisions of the preceding two paragraphs do not apply if the obligee has designated the guarantor..


Article 455
If after the guarantor makes a request or gives proof pursuant to the provisions of Article 452
or Article 453, the obligee fails to demand or to levy execution and becomes unable to obtain full performance from the principal obligor as a result of that, the guarantor is released from the obligation to the extent that the obligee would have received payment if the obligee had immediately demanded or levied execution..


Article 348
The pledgee may subpledge the thing pledged within the duration of the pledgee's right, upon the pledgee's own responsibility.In this case, the pledgee is responsible for any loss arising from the subpledge even if the same is caused by force majeure..


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 348
The pledgee may subpledge the thing pledged within the duration of the pledgee's right, upon the pledgee's own responsibility.In this case, the pledgee is responsible for any loss arising from the subpledge even if the same is caused by force majeure..


Article 296
A holder of a right of retention may exercise that holder's rights against the whole of the thing retained until the relevant claim is satisfied in its entirety.
Article 301
An obligor may demand that a right of retention be terminated by providing a reasonable security.
Article 350
The provisions of Articles 296 through 300 and those of Article 304
apply mutatis mutandis to pledges..


Article 650
(1) If the mandatary has expended costs found to be necessary for the administration of the mandated business, the mandatary may claim reimbursement of those costs from the mandator and any interest on the same from the day the costs were expended.
(2) If the mandatary has borne any obligation found to be necessary for the administration of the mandated business, the mandatary may demand that the mandator perform the obligation on the mandatary's behalf. In such cases, if the obligation has not yet fallen due, the mandatary may require the mandator to tender reasonable security.
(3) If a mandatary incurs loss or damage that is not due to the negligence of the mandatary in order to administer the mandated business, the mandatary may claim compensation for this from the mandator..


Article 301
An obligor may demand that a right of retention be terminated by providing a reasonable security..


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 398-4
(1) The scope of the claims to be secured by a revolving mortgage may be changed if the change is effected before the principal is crystallized. The same applies with respect to change of obligors.
(2) In order to effect the changes referred to in the preceding paragraph, it is not required that the approval of third parties including subordinated mortgagee be obtained.
(3) If the change under paragraph (1) is not registered before the principal is crystallized, it is deemed that the change was not effected..


Article 419
(1) The amount of the compensation for loss or damage for failure to perform an obligation to deliver money is determined with reference to the statutory interest rate as of the time when the obligor first assumes the responsibility for the delay;provided, however, that if the agreed-upon interest rate exceeds the statutory interest rate, the agreed-upon interest rate prevails.
(2) The obligee is not be required to prove loss or damage with respect to the compensation for loss or damage referred to in the preceding paragraph.
(3) The obligor may not raise the defense of force majeure with respect to the compensation for loss or damage referred to in paragraph (1)..


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 715
(1) A person that employs another person for a business undertaking is liable to compensate for damage inflicted on a third party by that person's employees with respect to the execution of that business;provided, however, that this does not apply if the employer exercised reasonable care in appointing the employee or in supervising the business, or if the damage could not have been avoided even if the employer had exercised reasonable care.
(2) A person that supervises a business on behalf of the employer also has the liability referred to in the preceding paragraph.
(3) The provisions of the preceding two paragraphs do not preclude the employer or supervisor from exercising their right to reimbursement against the employee..


Article 715
(1) A person that employs another person for a business undertaking is liable to compensate for damage inflicted on a third party by that person's employees with respect to the execution of that business;provided, however, that this does not apply if the employer exercised reasonable care in appointing the employee or in supervising the business, or if the damage could not have been avoided even if the employer had exercised reasonable care.
(2) A person that supervises a business on behalf of the employer also has the liability referred to in the preceding paragraph.
(3) The provisions of the preceding two paragraphs do not preclude the employer or supervisor from exercising their right to reimbursement against the employee..


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 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 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.
(2) The provisions of the preceding paragraph do not apply to an act with a subject matter other than property rights.
(3) The obligee may make the demand under the provisions of paragraph (1) (hereinafter referred to as "demand for rescission of fraudulent act") only if the obligee's claim has arisen from a cause that existed before the act prescribed in paragraph (1).
(4) The obligee may not make demand for rescission of fraudulent act if the obligee's claim is not enforceable by compulsory execution..


Article 415 (1) If an obligor fails to perform consistent with the purpose of the obligation or the performance of an obligation is impossible, the obligee may claim compensation for loss or damage arising from the failure; provided, however, that this does not apply if the failure to perform the obligation is due to grounds not attributable to the obligor in light of the contract or other sources of obligation and the common sense in the transaction.
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 137
The obligor may not assert the benefit of time stipulation if:
(i) the obligor has become subject to the order commencing bankruptcy proceeding;
(ii) the obligor has lost, damaged, or diminished the security; or
(iii) the obligor fails to provide security when it has the obligation to do so..


Article 474
(1) A third party may also perform an obligation.
(2) A third party that has no legitimate interest in performing an obligation may not perform the obligation against the will of the obligor;provided, however, that this does not apply if the obligee did not know that the performance is against the will of the obligor.
(3) The third party prescribed in the preceding paragraph may not perform the obligation against the will of the obligee;provided, however, that this does not apply if the third party performs the obligation as requested by the obligor, and the obligee knew this.
(4) The provisions of the preceding three paragraphs do not apply if the nature of an obligation does not permit the performance by a third party or if a party manifests the intention to prohibit or restrict the performance by a third party..


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.
(2) The provisions of the preceding paragraph do not apply to an act with a subject matter other than property rights.
(3) The obligee may make the demand under the provisions of paragraph (1) (hereinafter referred to as "demand for rescission of fraudulent act") only if the obligee's claim has arisen from a cause that existed before the act prescribed in paragraph (1).
(4) The obligee may not make demand for rescission of fraudulent act if the obligee's claim is not enforceable by compulsory execution..


Article 519
If an obligee manifests the intention to release an obligor from an obligation to that obligor, the obligee's claim is extinguished.
Article 705
A person that has paid money or delivered anything as performance of an obligation may not demand the return of the money paid or thing delivered if the person knew, at the time, that the obligation did not exist..


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 462
(1) The provisions of Article 459-2, paragraph (1) apply mutatis mutandis if a person, that has given guarantee without the request of the principal obligor, performs an act for extinguishment of obligation.
(2) A person that has become a guarantor against the will of the principal obligor has the right to reimbursement only to the extent currently enriched.In this case, if the principal obligor asserts to have grounds for set-off against the obligee prior to the day of the demand for reimbursement, the guarantor may demand that the obligee perform the obligation which would have been extinguished by that set-off.
(3) The provisions of Article 459-2, paragraph (3) apply mutatis mutandis to the exercise of the right to reimbursement if the guarantor referred to in the preceding two paragraphs performs an act for extinguishment of obligation before the due date of the principal obligation..
