The public prosecutor's assistant officer or court clerk may, when it is necessary to execute a seizure warrant or search warrant, request a judicial police official for assistance.
検察事務官又は裁判所書記官は、差押状又は捜索状の執行について必要があるときは、司法警察職員に補助を求めることができる。
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judicial police officialmachine translation
「司法警察職員」
Judicial police officers (司法警察員) and judicial police constables (司法巡査) together.
Defined inArticle 39, paragraph (3)