Instruct: Given a statement, retrieve legal articles that support it
Query:  Superficies may be established without specified duration. 

Article 268
(1) If the duration of superficies is not fixed by the act that established the same and there are no relevant customs, the superficiary may waive that right at any time;provided, however, that if rent must be paid, the superficiary must give notice one year or more in advance or pay rent for one year that has not yet become due and payable.
(2) If the superficiary does not waive that right pursuant to the provisions of the preceding paragraph, the court may, at the request of the parties concerned, fix a duration of 20 years or more but not more than 50 years, taking into consideration the kind and status of the structures, or trees or bamboo and other circumstances at the time of the creation of the superficies..


Article 166
(1) A claim is extinguished by prescription in the following cases:
(i) if the obligee does not exercise the right within five years from the time when the obligee came to know that it was exercisable; or
(ii) if the obligee does not exercise the right within 10 years from the time when it became exercisable.
(2) A claim or property right other than ownership is extinguished by prescription if not exercised within 20 years from the time when the right became exercisable.
(3) The provisions of the preceding two paragraphs do not preclude the commencement of acquisitive prescription for the benefit of a third party that possesses the subject matter of a right with a time of commencement or a right subject to a condition precedent, at the time of commencing the possession;provided, however, that the holder of the right may demand acknowledgment from the possessor at any time to renew the prescription period.
Article 291
The period of the extinctive prescription provided for in Article 166, paragraph (2) commences upon the final exercise of the servitude if the servitude is not exercised continuously, and upon the occurrence of a fact that prevents the exercise of the servitude if the servitude is exercised continuously..


Article 604
(1) The duration of a lease may not exceed 50 years. Even if the contract prescribes a longer term, that term is considered to be 50 years.
(2) The duration of a lease may be renewed;provided, however, that the term may not exceed 50 years from the time of the renewal..


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 169
(1) The period of prescription of a right determined by a final and binding judgment or anything that has the same effect as a final and binding judgment is 10 years even if a period of prescription shorter than 10 years is provided for.
(2) The provisions of the preceding paragraph do not apply to a claim which is not yet due and payable at the time when it is determined..


Article 153 (1) The postponement of the expiry of prescription period or the renewal of prescription period under the provisions of Article 147 or Article 148 is effective only between the parties with respect to whom grounds to postpone the expiry of prescription period or to renew prescription period have arisen and their successors.
(2) The postponement of expiry of prescription period under the provisions of Articles 149 through 151 is effective only between the parties with respect to whom grounds to postpone the expiry of prescription period have arisen and their successors.


Article 114
In the case referred to in the preceding Article, the counterparty may demand, by specifying a reasonable period of time, that the principal give a definite answer on whether or not the principal will ratify within that period of time.In this case, if the principal fails to give a definite answer within that period, the principal is deemed to have refused to ratify..


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..


Article 663
(1) If the parties have not specified the timing of the return of the bailed thing, the bailee may return the same at any time.
(2) If the timing of the return is specified, the bailee may not return the deposited thing prior to the due date unless there is a compelling reason to do so..


Article 613
(1) If a lessee lawfully subleases a leased thing, the sublessee is liable to perform an obligation based on the sublease directly to the lessor, to the extent of the scope of the lessee's obligation based on the lease between the lessor and the lessee. In such a case, advance payment of rent may not be duly asserted against the lessor.
(2) The provisions of the preceding paragraph do not preclude the lessor from exercising rights against the lessee.
(3) If the lessee lawfully subleases a leased thing, the lessor may not duly assert against the sublessee the cancellation by agreement of the lease with the lessee;provided, however, that this does not apply if, at the time of the cancellation, the lessor has a right to cancel due to non-performance on the part of the lessee..


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 663
(1) If the parties have not specified the timing of the return of the bailed thing, the bailee may return the same at any time.
(2) If the timing of the return is specified, the bailee may not return the deposited thing prior to the due date unless there is a compelling reason to do so..


Article 201
(1) An action for maintenance of possession must be filed during the obstruction or within one year after the obstruction stops;provided, however, that if the possessed thing has been damaged due to construction work and either one year has passed from the time when the construction was started or the construction has been completed, the action may not be filed.
(2) An action for preservation of possession may be filed so long as the danger of obstruction exists.In this case, the provisions of the proviso to the preceding paragraph apply mutatis mutandis if the possessed thing is likely to be damaged by the construction work.
(3) An action for recovery of possession must be filed within one year from the time when a possessor was forcibly dispossessed..


Article 624
(1) An employee may not demand remuneration until the work the employee promised to perform has been completed.
(2) Remuneration specified with reference to a period may be claimed after the passage of that period..


Article 399
Even something that cannot be given an estimated monetary value may be the subject matter of a claim..


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 115
A counterparty may rescind a contract that a person without the authority to represent has concluded until the principal ratifies it;provided, however, that this does not apply if the counterparty knew at the time of the conclusion of the contract that the agent had no authority to represent..


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 612
(1) A lessee may not assign the lease or sublease a leased thing without obtaining the approval of the lessor.
(2) If the lessee allows any third party to make use of or take the profits of a leased thing in violation of the provisions of the preceding paragraph, the lessor may cancel the contract..


Article 369
(1) A mortgagee has the right to have the mortgagee's claim satisfied prior to other obligees out of the immovables that the obligor or a third party provided to secure the obligation without transferring possession.
(2) Superficies and farming rights may be the subject matter of a mortgage.In this case, the provisions of this Chapter apply mutatis mutandis..


Article 511
(1) A third party obligor of a claim which has been attached may not assert sett-off as defense with any claim acquired after the attachment against the attaching obligee, but may duly assert against the same a set-off based using a claim acquired before the attachment.
(2) Notwithstanding the provisions of the preceding paragraph, if a claim acquired after the attachment has arisen from a cause that existed before the attachment, the third party obligor may use that claim for a set-off against the attaching obligee;provided, however, that this does not apply if the third party obligor acquires the claim of another person after the attachment..


Article 169
(1) The period of prescription of a right determined by a final and binding judgment or anything that has the same effect as a final and binding judgment is 10 years even if a period of prescription shorter than 10 years is provided for.
(2) The provisions of the preceding paragraph do not apply to a claim which is not yet due and payable at the time when it is determined..


Article 375
(1) If a mortgagee has the right to demand periodic payments including interest, that mortgagee may exercise the mortgage solely with respect to payments of the last two years before maturity;provided, however, that with respect to prior periodic payments, if special registration is effected after maturity, the mortgagee is not precluded from exercising the mortgage as from the time of that registration.
(2) If the mortgagee has the right to claim compensation for loss or damage resulting from defaults in obligations, the provisions of the preceding paragraph also apply mutatis mutandis to the loss or damage of the most recent two years;provided, however, that the aggregate period including the interest and other periodic payments may not exceed two years..


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 613
(1) If a lessee lawfully subleases a leased thing, the sublessee is liable to perform an obligation based on the sublease directly to the lessor, to the extent of the scope of the lessee's obligation based on the lease between the lessor and the lessee. In such a case, advance payment of rent may not be duly asserted against the lessor.
(2) The provisions of the preceding paragraph do not preclude the lessor from exercising rights against the lessee.
(3) If the lessee lawfully subleases a leased thing, the lessor may not duly assert against the sublessee the cancellation by agreement of the lease with the lessee;provided, however, that this does not apply if, at the time of the cancellation, the lessor has a right to cancel due to non-performance on the part of the lessee..
