Those who are to carry out the duties of a judicial police official with regard to forestry, railways or other special particulars, and the scope of their functions are provided by other acts.
森林、鉄道その他特別の事項について司法警察職員として職務を行うべき者及びその職務の範囲は、別に法律でこれを定める。
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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)