Operating expenses – optical fiber electric wire lease business

光ファイバ心線貸し事業営業費用

Operating revenue – optical fiber electric wire lease business

光ファイバ心線貸し事業営業収益

光ファイバ心線貸し事業営業費用

Operating expenses – optical fiber electric wire lease business

光ファイバ心線貸し事業営業収益

Operating revenue – optical fiber electric wire lease business