総務省｜統計基準等｜日本標準産業分類に関するお問合せについて

This page explains inquiries about Japan Standard Industry Classification by the Ministry of Internal Affairs and Communications. It is a technical standard for displaying statistical survey results by industry, not for determining individual business classifications or administrative actions. Classification numbers can be checked through the government statistics portal's search system. The page includes 15 frequently asked questions and answers covering classification basics, specific examples, and easily confused cases, addressing practical questions about multi-activity classification, manufacturing versus wholesale distinctions, and service industry definitions.