| Feb, 1962 |
Yusei Kikou Co., Ltd., the predecessor of Sumitomo Shoji Machinex, is founded (head office in Osaka) with a capitalization of ¥1.5 million. |
| Mar, 1968 |
Company name is changed to Sumisho Kiki Hanbai Co., Ltd. |
| Apr, 1968 |
Capitalization is increased to ¥30 million. |
| Dec, 1968 |
Capitalization is increased to ¥50 million. |
| Aug, 1973 |
Company name is changed to Sumisho Kiden Hanbai Co., Ltd. |
| Apr, 1977 |
Sumisho Kenki Hanbai Services Co., Ltd. is acquired and capitalization is increased to ¥60 million. |
| Oct, 1980 |
Capitalization is increased to ¥100 million. |
| Oct, 1981 |
Capitalization is increased to ¥300 million. |
| Oct, 1983 |
Capitalization is increased to ¥450 million. |
| Oct, 1993 |
The business of the Kyushu branch is transferred to a new company Sumisho Machinex Kyushu Co., Ltd., established in September of the same year. |
| Apr, 1994 |
Nagoya branch business is transferred to a new company Sumisho Machinex Chubu Co., Ltd., established in February of the same year. |
| Apr, 1995 |
The business of the Hokkaido branch is transferred to a new company Sumisho Machinex Hokkaido Co., Ltd., established in January of the same year. |
| Apr, 1997 |
The businesses of the Osaka, Tohoku, and Kobe branches are transferred to new companies Sumisho Machinex Kansai Co., Ltd., Sumisho Machinex Tohoku Co., Ltd., and Sumisho Machinex Kobe Co., Ltd. (respectively) established in February of the same year, and the company name is changed to Sumisho Machinex Co., Ltd. |
| Apr, 2004 |
The name of Sumisho Machinex Chubu Co., Ltd. is changed to Sumitomo Shoji Machinex Chubu Co., Ltd.; and Sumisho Machinex Kansai Co., Ltd. merges with Sumisho Machinex Kobe Co., Ltd. and is renamed Sumitomo Shoji Machinex Kansai Co., Ltd. |
| May, 2004 |
The company’s head office is relocated to Harumi, Chuo-ku, Tokyo and the company name is changed to Sumitomo Shoji Machinex Co., Ltd. |
| Apr, 2009 |
Sumitomo Shoji Machinex Kansai Co., Ltd. and Sumitomo Shoji Machinex Chubu Co., Ltd. are acquired, and capitalization is increased to ¥1.165 billion. |
| Oct, 2018 |
Head office is relocated to Hitotsubashi, Chiyoda-ku, Tokyo. |
| Jul, 2019 |
Capitalization is increased to ¥5.3 billion. |
