Establishment of Nakagawa Iron Works
Incorporation of Nakagawa Kentetsu Co., Ltd.
Registration by the Osaka Prefectural Governor
Permit from the Construction Minister
Acquired ISO 9000 series
Registered as an M-grade certified factory by the National Steel Industry Association
ISO9001-2000 Migration was completed.
Company name changed to NAKAGAWA PLANNING & CONSTRUCTION CO., LTD. because of extension of business matters.
Establishment of Nakagawa Owners Club
Establishment of Tokyo Office
Establishment of ECO SPEED SHIELD Method Association
2010s: Evolution – Looking Forward
Tokyo Office Relocation: from Ginza to Minami Aoyama
50 Years Anniversary
Head Office Relocation: from Yao City to Bakuromachi Chuo-Ku, Osaka (Shinsaibashi)
Tokyo Office Relocation: to Aoyama Twin Tower
Establishment of NAKAGAWA INTERNATIONAL EDUCATION ACADEMY
Certified Naniwanomiya Preschool