Ko Construction Co., Ltd. is a general construction company that mainly deals with civil engineering work. TEL. 043-265-5551 2-13-12 Minami-cho, Chuo-ku, Chiba-shi, Chiba 260-0842 top page Company Profile company policy Construction results / efforts What's New Engineering Construction Co., Ltd. 2-13-12 Minami-cho, Chuo-ku, Chiba-shi, Chiba 260-0842 TEL 043-265-5551 FAX 043-265-6445