| 1924 |
英国ジョナスコルバー製鋼所の日本総代理店 : 特殊鋼の輸入販売を目的として合資会社中川秀太郎商店創業 |
| 1924 |
NAKAGAWA HIDETARO & CO. was founded as a limited joint-stock company, to serve as an importer and a sole distributor of special steel products for Jonas and Colver, a British special steel manufacturer. |
| 1927 |
大阪支店開設 |
| 1927 |
Osaka Branch was opened. |
| 1931 |
株式会社中川秀太郎商店に改組 |
| 1931 |
Reorganized as NAKAGAWA HIDETARO & CO., LTD. |
| 1940 |
商工省の特殊鋼指定販売店（全国11社）に選定 |
| 1940 |
Selected as one of 11 designated distributors for special steel by the Ministry of Commerce & Industry. |
| 1943 |
産業設備営団、交易営団の指定代行店に選定 |
| 1943 |
Selected as a designated agent by the Industrial Provisions Administration and the Commerce Administration for storage, classification, transportation and distribution of special steel. |
| 1947 |
商工省特殊物件（特殊鋼）処理委員会の指定代行店に選定 |
| 1947 |
Selected as a designated agent by the Ministry of Commerce and Industry's Special Materials (special steel) Management Committee for regulating, receiving, storing and distributing of special steel from wartime stockpiles. |
| 1951 |
品川倉庫完成 |
| 1951 |
Shinagawa Warehouse was opened. |
| 1958 |
名古屋支店開設 |
| 1958 |
Nagoya Branch was opened. |
| 1962 |
札幌支店開設 |
| 1962 |
Sapporo Branch was opened. |
| 1963 |
名古屋市港区空見地区に名古屋空見倉庫完成 |
| 1963 |
Nagoya Sorami Warehouse was opened. |
| 1965 |
札幌市琴似鉄鋼団地に札幌流通センター完成 |
| 1965 |
A steel storage warehouse was completed in Sapporo's Kotoni Steel Industrial Park. |
| 1974 |
創業50周年。東京築地に中川築地ビル竣工 |
| 1974 |
Constructed Nakagawa Tsukiji Building in Tsukiji in commemoration of its 50th anniversary. |
| 1984 |
創業60周年。商号を中川特殊鋼株式会社に改称 : 埼玉県北川辺町六軒工業団地に北関東鉄鋼流通センター完成 |
| 1984 |
Changed the company name to NAKAGAWA SPECIAL STEEL INC. in commemoration of its 60th anniversary. Kitakanto Steel Distribution and Processing Center was completed in the Rokken Industrial Park, Kazo-shi, Saitama Pref. |
| 1987 |
北関東鉄鋼流通センター内に鋼材加工工場完成 |
| 1987 |
Steel processing facilities were added to Kitakanto Steel Distribution and Processing Center and operations started. |
| 1994 |
創業70周年。品川区天王洲アイルに天王洲セントラルタワー竣工 |
| 1994 |
Built Tennoz Central Tower Building in Tennoz Isle in commemoration of its 70th anniversary. |
| 1996 |
タイのバンコクに NAKAGAWA SPECIAL STEEL THAILAND INC. 設立 |
| 1996 |
NAKAGAWA SPECIAL STEEL (THAILAND) CO., LTD. was established in Bangkok, Thailand. |
| 2003 |
アメリカのデトロイトに NAKAGAWA SPECIAL STEEL AMERICA INC. 設立 |
| 2003 |
NAKAGAWA SPECIAL STEEL AMERICA INC. was established in Detroit, USA. |
| 2004 |
創業80周年。タイのバンコクに鋼材加工工場（チョンブリ工場）設立 |
| 2004 |
A steel processing factory was established in Chonburi, Thailand in commemoration of its 80th anniversary. |
| 2005 |
中国の上海に NAKAGAWA SPECIAL STEEL SHANGHAI INC. 設立 |
| 2005 |
NAKAGAWA SPECIAL STEEL SHANGHAI INC. was established in Shanghai, China. |
| 2006 |
インドのニューデリーに NAKAGAWA SPECIAL STEEL INDIA CO. PVT. LTD. 設立 |
| 2006 |
NAKAGAWA SPECIAL STEEL INDIA CO. PVT. LTD. was established in New Delhi, India. |
| 2010 |
ベトナムのハノイに NAKAGAWA SPECIAL STEEL VIETNAM INC. 設立 : 広島営業所開設 |
| 2010 |
NAKAGAWA SPECIAL STEEL VIETNAM CO., INC. was established in Hanoi, Viet Nam. Hiroshima Office was opened. |
| 2011 |
インドネシアのジャカルタに PT. NAKAGAWA SPECIAL STEEL INDONESIA 設立 : 中国の鎮江に鋼材加工工場 中川特鋼（鎮江）有限公司 設立 : ベトナムのハノイに鋼材加工工場（ハノイ工場）設立 |
| 2011 |
PT. NAKAGAWA SPECIAL STEEL INDONESIA was established in Jakarta, Indonesia. NAKAGAWA SPECIAL STEEL (ZHENJIAN) CO., LTD. was established in Zhenjiang, China. A steel processing factory was established in Hanoi, Viet Nam. |
| 2013 |
品川区天王洲運河に桟橋「天王洲PIER」完成 : セントラル新大手町ビル リニューアル開業 |
| 2013 |
"Tennoz Pier" was completed at Tennoz canal. Central New Otemachi Building was opened after renovations. |
| 2014 |
創業90周年。CI（Corporate Identity）導入 : メキシコのイラプアトにNAKAGAWA SPECIAL STEEL MEXICO S.A. DE C.V.設立 |
| 2014 |
NAKAGAWA SPECIAL STEEL MEXICO S.A. DE C.V. was established in Irapuato, Mexico in commemoration of its 90th anniversary. CI（Corporate Identity）was introduced. |
| 2015 |
インドネシアのジャカルタに鋼材加工工場 PT. NSSI INDUSTRY INDONESIA 設立 |
| 2015 |
PT. NSSI INDUSTRY INDONESIA was established in Jakarta, Indonesia. |
| 2016 |
旧中川築地ビルと同エリアの東京都中央区明石町（築地）へ本社移転 |
| 2016 |
Head Office was relocated to Akashicho, Chuo-ku, Tokyo (Tsukiji), same area as the previous location. |
| 2018 |
東京築地に築地セントラルスクエア-ホテル京阪 築地銀座グランデ竣工 |
| 2018 |
Constructed TSUKIJI CENTRAL SQUARE – HOTEL KEIHAN TSUKIJI GINZA GRANDE in Tsukiji, Tokyo. |
| 2024 |
100周年 |
