A public prosecutor's assistant officer or a judicial police official may, when it is necessary, execute the subpoena or detention warrant outside of said officer's jurisdiction, or request a public prosecutor's assistant officer or a judicial police official in relevant jurisdiction to execute said subpoena or detention warrant.
検察事務官又は司法警察職員は、必要があるときは、管轄区域外で、勾引状若しくは勾留状を執行し、又はその地の検察事務官若しくは司法警察職員にその執行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)