อันนี้อันที่มันอ้างถึง
https://www.japaneselawtranslation.go.jp/en/laws/view/70/en
Article 22 Compulsory execution shall be carried out based on any of the following (hereinafter referred to as the "title of obligation"):
(vi) A judgment of a foreign court for which an execution judgment has become final and binding
(Execution Judgment for a Judgment of a Foreign Court)
Article 24 (1) An action seeking an execution judgment for a judgment of a foreign court shall be under the jurisdiction of the district court having jurisdiction over the location of the general venue of the obligor, and when there is no such general venue, it shall be under the jurisdiction of the district court having jurisdiction over the location of the subject matter of the claim or the seizable property of the obligor.
(2) An execution judgment shall be made without investigating whether or not the judicial decision is appropriate.
(3) The action set forth in paragraph (1) shall be dismissed without prejudice when it is not proved that the judgment of a foreign court has become final and binding or when such judgment fails to satisfy the requirements listed in the items of Article 118 of the Code of Civil Procedure.
(4) An execution judgment shall declare that compulsory execution based on the judgment by a foreign court shall be permitted.