| 1872 |
Okura Kihachiro established Okura Corporation with a capital of 150,000 yen and engaged in direct import trade of machinery and construction of various structures. |
| 1872 |
Okura Kihachiro established Okura Corporation and carried out the Ginza Brick Street reconstruction project. |
| 1872 |
Founded: Reconstruction of Ginza Brick Street. |
| 1873-09 |
|
| 1873-09 |
Founded. |
| 1873-09 |
In October of the 6th year of Meiji (1873), Okura Kihachiro founded Okura Corporation with a capital of 150,000 yen, engaging in direct import trade of machinery and construction of various structures, which is the origin of our company. |
| 1873-09 |
Founded in October 1873 (Meiji 6). |
| 1881 |
|
| 1881 |
Ignited arc lamps in front of Ginza Okura Corporation. |
| 1881 |
In the 15th year of Meiji (1882), ignited arc lamps in front of Ginza Okura Corporation. |
| 1882 |
|
| 1882 |
The Rokumeikan. |
| 1882 |
In the 16th year of Meiji (1883), Rokumeikan. |
| 1886 |
Okura Kihachiro, Eiichi Shibusawa, and Denzo Fujita established a company with a capital of 2 million yen, separating and inheriting civil engineering operations. |
| 1886 |
Established Limited Liability Japan Civil Engineering Company (the first construction industry corporation) and opened Osaka branch. |
| 1886 |
In the 20th year of Meiji (1887), established Limited Liability Japan Civil Engineering Company (the first construction industry corporation) and opened Osaka branch (later Kansai branch). |
| 1887-02 |
In March of the 20th year of Meiji (1887), Okura Kihachiro, Eiichi Shibusawa, and Denzo Fujita established Limited Liability Japan Civil Engineering Company with a capital of 2 million yen, separating civil engineering operations from the above Okura Corporation. |
| 1890 |
Limited Liability Japan Civil Engineering Company was dissolved, and its business was succeeded by Okura Civil Engineering Group under Okura Kihachiro. |
| 1890 |
Biwako Sluice Gate Tunnel (Kyoto and Shiga Prefectures). |
| 1890 |
In the 23rd year of Meiji (1890), Biwako Sluice Gate Tunnel (Kyoto and Shiga Prefectures). |
| 1890-11 |
In November of the 25th year of Meiji (1892), Limited Liability Japan Civil Engineering Company was dissolved, and its business was succeeded by Okura Civil Engineering Group under Okura Kihachiro. |
| 1893 |
|
| 1893 |
Okura Kihachiro established Okura Civil Engineering Group. |
| 1894 |
Outbreak of the First Sino-Japanese War. |
| 1901-11 |
In November of the 44th year of Meiji (1911), Okura Civil Engineering Group was merged into Okura Corporation, becoming Okura Corporation Civil Engineering Department. |
| 1904 |
|
| 1904 |
Outbreak of the Russo-Japanese War. |
| 1911 |
|
| 1911 |
Established Okura Civil Engineering Department. |
| 1911 |
In the 44th year of Meiji (1911), the Civil Engineering Department of Okura Corporation was established. |
| 1914 |
|
| 1914 |
Start of World War I. |
| 1914 |
In the 3rd year of Taisho (1914), start of World War I. |
| 1915 |
Construction of Okura Group Main Building. |
| 1915 |
In the 4th year of Taisho (1915), construction of Okura Group Main Building. |
| 1917 |
|
| 1917 |
Established Okura Civil Engineering Co., Ltd. (the first construction industry corporation). |
| 1917 |
In the 6th year of Taisho (1917), established Okura Civil Engineering Co., Ltd. (the first construction industry corporation). |
| 1917-12 |
In December of the 6th year of Taisho (1917), separated from Okura Corporation and became Okura Civil Engineering Co., Ltd. with a capital of 2 million yen, marking the true birth of our company. |
| 1917-12-28 |
|
| 1917-12-28 |
Established. |
| 1917-12-28 |
Established on December 28, 1917 (Taisho 6). |
| 1920 |
|
| 1920 |
Renamed to Nihon Doboku Co., Ltd. |
| 1920-12 |
In December of the 9th year of Taisho (1920), renamed to Nihon Doboku Co., Ltd. |
| 1923 |
Completion of the second main building of the Imperial Hotel (Light Hall) and the occurrence of the Great Kanto Earthquake. |
| 1923 |
Completion of the second main building of the Imperial Hotel (Light Hall) and the Great Kanto Earthquake. |
| 1924 |
Established Yokohama branch. |
| 1924 |
Renamed to Okura Civil Engineering Co., Ltd., and opened Yokohama branch. |
| 1924 |
In June of the 13th year of Taisho (1924), renamed to Okura Civil Engineering Co., Ltd., and opened Yokohama branch. |
| 1924-06 |
In June of the 13th year of Taisho (1924), renamed to Okura Civil Engineering Co., Ltd. |
| 1927 |
Opened the first subway in the Orient (Ueno to Asakusa). |
| 1927 |
Opened Tokyo Subway (Ueno to Asakusa). |
| 1927 |
In the 2nd year of Showa (1927), Tokyo Subway (Ueno to Asakusa). |
| 1928 |
|
| 1928 |
Passed away of founder Okura Kihachiro. |
| 1928 |
In the 3rd year of Showa (1928), founder Okura Kihachiro passed away at age 90. |
| 1929 |
Established Sapporo branch. |
| 1929 |
Opened Sapporo branch, and started the Great Depression. |
| 1929 |
In the 4th year of Showa (1929), opened Sapporo branch (current Sapporo branch) and the Great Depression began. |
| 1931 |
Established Nagoya branch. |
| 1931 |
Opened Nagoya branch, and constructed Okura Santsu (Hokkaido). |
| 1931 |
In the 6th year of Showa (1931), opened Nagoya branch (current Chubu branch) and constructed Okura Santsu (Hokkaido). |
| 1933 |
Established Kyushu branch. |
| 1933 |
Opened Kyushu branch. |
| 1933 |
In the 8th year of Showa (1933), opened Kyushu branch (later Fukuoka branch, current Kyushu branch). |
| 1939 |
|
| 1939 |
Start of World War II. |
| 1939 |
In the 14th year of Showa (1939), start of World War II. |
| 1945 |
Susumu Onishi assumed the position of president. |
| 1945 |
End of World War II, Susumu Onishi became president. |
| 1945 |
In the 20th year of Showa (1945), end of World War II, Susumu Onishi became president. |
| 1946 |
Changed company name to Taisei Corporation following GHQ's public employment ban order. |
| 1946 |
Abolished Okura Civil Engineering Co., Ltd., renamed to Taisei Corporation, GHQ public employment ban, and renamed branches to offices. |
| 1946 |
In the 21st year of Showa (1946), renamed to Taisei Corporation, GHQ public employment ban, and branches renamed to offices. |
| 1946-01 |
In January of the 21st year of Showa (1946), renamed to Taisei Corporation. |
| 1947 |
Elected President Takeo Fujita and officers through employee voting. |
| 1947 |
Elected President Takeo Fujita and officers through employee voting. |
| 1949 |
Became a non-family company. |
| 1949 |
Introduced employee shareholder system, became a non-family company. |
| 1949 |
Implemented employee shareholder system, became a non-family company. |
| 1956 |
|
| 1956 |
Listed shares on Tokyo Stock Exchange First Section. |
| 1957 |
Achieved the first listing in the construction industry. |
| 1957 |
Kazuya Kato assumed the position of president, and listed shares on Tokyo Securities Exchange (first in the construction industry). |
| 1957 |
Listed shares on Tokyo Stock Exchange First Section, Kazuya Kato became president. |
| 1958 |
|
| 1958 |
Completed Ginza Taisei Building, relocated headquarters. |
| 1958 |
Completed Ginza Taisei Building, relocated headquarters. |
| 1960 |
Established Technical Research Institute in Toyosu. |
| 1960 |
Established Technical Research Institute in Toyosu, Atsushi Mizushima assumed the position of president. |
| 1960 |
Established Technical Research Institute in Toyosu, Atsushi Mizushima became president. |
| 1963 |
|
| 1963 |
Opened Tokyo branch, Kahei Honma assumed the position of president. |
| 1963 |
Opened Tokyo branch, Kahei Honma became president. |
| 1964 |
Carried out construction projects related to the Tokyo Olympics. |
| 1964 |
Held Tokyo Olympics, built radar base on Mount Fuji. |
| 1964 |
Held Tokyo Olympics, built radar base on Mount Fuji. |
| 1969 |
|
| 1969 |
Yasuharu Minami assumed the position of president. |
| 1970 |
|
| 1970 |
Held Osaka Expo. |
| 1970 |
Held Osaka Expo. |
| 1972 |
|
| 1972 |
Held Sapporo Winter Olympics. |
| 1972 |
Held Sapporo Winter Olympics. |
| 1973 |
Held a commemorative ceremony. |
| 1973 |
Held 100th anniversary commemorative ceremony. |
| 1973 |
Celebrated 100th anniversary, held commemorative ceremony. |
| 1975 |
|
| 1975 |
Eiji Sugasawa assumed the position of president. |
| 1979 |
|
| 1979 |
Completed Shinjuku Center Building, relocated headquarters, Kazuo Sako assumed the position of president, and moved the Technical Research Institute and Yokohama Totsuka. |
| 1979 |
Completed Shinjuku Center Building, relocated headquarters, Kazuo Sako assumed the position of president, and moved the Technical Research Institute and Yokohama Totsuka. |
| 1985 |
|
| 1985 |
Yasuo Satomi assumed the position of president. |
| 1987 |
|
| 1987 |
Completed Seikan Tunnel. |
| 1987 |
Completed Seikan Tunnel (Hokkaido and Aomori). |
| 1989 |
|
| 1989 |
Implemented 3% consumption tax. |
| 1989 |
Implemented 3% consumption tax. |
| 1990-04 |
Since April 1990, adopted this symbol mark as the new corporate signature and started VI (Visual Identity) activities. |
| 1991 |
|
| 1991 |
Completed Tokyo Metropolitan Government Building. |
| 1991 |
Completed Tokyo Metropolitan Government Building. |
| 1993 |
Established Chiba, Kanto, and Kobe branches. |
| 1993 |
Hyozo Yamamoto assumed the position of president, established Chiba, Kanto, and Kobe branches. |
| 1993 |
Yasuo Yamamoto became president, established Chiba, Kanto, and Kobe branches. |
| 1995 |
|
| 1995 |
Great Hanshin-Awaji Earthquake. |
| 1995 |
Great Hanshin-Awaji Earthquake. |
| 1997 |
Consumption tax increased to 5%. |
| 1997 |
Osamu Hirashima assumed the position of president, and the consumption tax increased to 5%. |
| 1997 |
Osamu Hirashima became president, and the consumption tax increased to 5%. |
| 1998 |
|
| 1998 |
Held Nagano Winter Olympics. |
| 1998 |
Held Nagano Winter Olympics. |
| 2000 |
|
| 2000 |
Established Kobe branch. |
| 2001 |
|
| 2001 |
Kenji Hayama assumed the position of president. |
| 2002 |
|
| 2002 |
Held FIFA World Cup Korea-Japan Tournament. |
| 2002 |
Held FIFA World Cup Korea-Japan Tournament. |
| 2003-04-01 |
On April 1, 2003, adopted this symbol mark as the company emblem. |
| 2007 |
|
| 2007 |
Takaaki Yamauchi assumed the position of president. |
| 2011 |
|
| 2011 |
Great East Japan Earthquake. |
| 2011 |
Great East Japan Earthquake. |
| 2013 |
Held a commemorative exhibition themed 'Baton to the Future.' |
| 2013 |
140th anniversary (held commemorative exhibition 'Baton to the Future'). |
| 2013 |
Held 140th anniversary commemorative exhibition 'Baton to the Future.' |
| 2014 |
|
| 2014 |
Consumption tax increased to 8%. |
| 2014 |
Consumption tax increased to 8%. |
| 2015 |
|
| 2015 |
Yoshiyuki Murata assumed the position of president. |
| 2019 |
Held at the National Stadium. |
| 2019 |
Rugby World Cup Japan Tournament: Consumption tax increased to 10%, National Stadium (Tokyo). |
| 2019 |
Held Rugby World Cup Japan Tournament, consumption tax increased to 10%, and the National Stadium (Tokyo) was completed. |
| 2020 |
|
| 2020 |
Yoshirō Aikawa assumed the position of president. |
| 2021 |
|
| 2021 |
Tokyo Olympics and Paralympics. |
| 2021 |
Held Tokyo Olympics and Paralympics. |
| 2023 |
|
| 2023 |
150th anniversary. |
