Article 126Actions Against Orders on Petition for Bankruptcy Claim Assessment

①A person that is dissatisfied with an order on a petition for bankruptcy claim assessment may file an action to oppose the order (referred to below as an "action to oppose a bankruptcy claim assessment") within an inalterable period of one month after the day on which the person received the service of the order.

③The court of first instance with which an action to oppose a bankruptcy claim assessment is filed may transfer by its own authority the suit pertaining to the action to oppose the bankruptcy claim assessment to the district court prescribed in Article 5, paragraph (1) (or the district court prescribed in Article 5, paragraph (2) if there is no appropriate court that corresponds to the court prescribed in Article 5, paragraph (1)) notwithstanding the provisions of the preceding paragraph when it finds it necessary to do so in order to avoid substantial detriment or delay when the bankruptcy court's jurisdiction over the bankruptcy case is based on only the provisions of Article 5, paragraph (8) or (9) (including cases in which the bankruptcy court has accepted the bankruptcy case transferred to it pursuant to the provisions of Article 7, item (iv) and the acceptance of the transferred case is based on only the provisions of Article 7, item (iv), sub-item (b) or (c)).

④In an action to oppose bankruptcy claim assessment, all of the denying or disputing parties must stand as defendants if the action is filed by the bankruptcy creditor that holds the denied or disputed bankruptcy claim, and the bankruptcy creditor must stand as a defendant if it is filed by a denying or disputing party.

⑤Oral argument for an action to oppose bankruptcy claim assessment may not be commenced until the period stated in paragraph (1) has expired.

⑥If two or more actions to oppose bankruptcy claim assessment are pending with respect to the same bankruptcy claim concurrently, oral arguments and judicial decisions of these actions must be made in a consolidated manner. In this case, the provisions of Article 40, paragraphs (1) through (3) of the Code of Civil Procedure apply mutatis mutandis.

⑦A judgment rendered with regard to an action to oppose a bankruptcy claim assessment approves or changes the order on the petition for bankruptcy claim assessment except when the action is dismissed as unlawful.