会社案内
会社案内 会社概要・取得規格 アクセス
社是
社是
経営理念
経営理念
コーポレートマーク
コーポレートマーク

It expresses a "crucible" along with making in the shape of "と(TO)", which is the first Japanese character of Toba. Enthusiasm like a melting furnace, integrity and harmony are also our business creeds. In September, 1968, as celebration of 10 year anniversary, it was designed by Shigemitsu Kunii, selected first among 180 contestants from our customers, subcontractors and employees, and then sketched by Hachiro Saito, a member of Japan Advertising Artists Club.