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Corporate history
| 1923 |
TAKASAGO TEKKO K.K. founded. |
| 1925 |
Begins first manufacture of cold rolled steel strips in Japan in Koto ward, Tokyo. |
| 1937 |
Opens new plant in Itabashi ward, Tokyo; begins manufacturing cold rolled steel strips and cold rolled special steel strips. |
| 1952 |
Begins manufacturing cold rolled stainless steel in Itabashi ward. |
| 1961 |
Listed on the Tokyo Stock Exchange and Osaka Stock Exchange, 2nd Section (Osaka Stock Exchange delisted in March, 2003) |
| 1969 |
Takasago Real Estate Co., Ltd. established (now TAKATETSU LIFE K.K.) |
| 1972 |
TAKASAGO STEEL K.K. established |
| 1982 |
Head Office relocated from Shinagawa ward to Itabashi ward. |
| 1999 |
ISO 9001 obtained. |
| 2000 |
New Head Office building completed. |
| 2005 |
ISO 14001 obtained. |
| 2009 |
Relocation and integration of cold rolled steel strips business office from Koto ward to Head Office area in Itabashi ward completed. |
| 2011 |
Launch of new business structure focusing on cold rolled steel strips, embossed stainless steel, and processed stainless steel products. |
