History
| 1924.3 | Keizo Yamamoto started business at a shop in Tsukiji, Tokyo. |
|---|---|
| 1934.2 | It was converted to a joint-stock corporation. |
| 1941.9 | The company was renamed Yamamoto Kogyo Co., Ltd. Because imports were halted at the start of World War II, a factory was established in Koganei for the production of precise tools. Osaka and Nagoya Offices were established. |
| 1949.2 | Yamamoto & Co., Ltd. spun off from Yamamoto Kogyo Co., Ltd. was reestablished for import business on machine tools. |
| 1967.9 | New head office with showroom was built at the present location. The company was renamed Yamamoto & Co., Ltd. |
| 1977.10 | Yamamoto & Co., Ltd. was reestablished. Liaison Office in Germany was established. |
| 1988.10 | Sendai Office was established. |
| 1989.10 | Nagano Office was established. |
| 1996.10 | Taiwan Office was established. |
| 1997.4 | The company was renamed YKT CORPORATION. |
| 1997.10 | Fukuoka Office was established. |
| 2001.3 | Listed shares for over-the-counter trading with the Japan Securities Dealers Association. |
| 2001.10 | YKT (Shanghai) International Trading Co., Ltd. was established in Shanghai, China. |
| 2002.4 | Acquired shares of Sun Instruments, Inc. which became our subsidiary. |
| 2003.10 | Merging with Yamamoto Group Co., Ltd. YKT CORPORATION became the surviving company. |
| 2005.1 | YKT EUROPE GmbH from Liaison Office in Germany was established. |
| 2006.12 | YKT (TAIWAN) CORPORATION in Taiwan was established. |
| 2008.1 | Nagoya and Osaka offices branched out. |
| 2008.8 | New Osaka branch with showroom built at the present location. |
| 2015.10 | YKT (Thailand) co., Ltd. was established in Bangkok, Thailand. |
| 2018.7 | Demonstration center was established. |
