Company Information| 1942 | The founder, Yozaburo Umehara starts the business. |
|---|---|
| 1944 | Taiyo was established in Omori, Ota-ku, Tokyo, under its first name, Taiyohatsujyo Co., Ltd. |
| 1945 | Transferred to Shakujii, Nerima-ku, and started the production. |
| 1958 | Changed company`s name to Taiyo Stainless Spring Co.,Ltd. (current name). Restarted with it`s capital 2 million Japanese Yen. |
| 1960 | Established the group company, Nasu Industry Co., Ltd. |
| 1963 | Established the group company, Nasu Industry Co., Ltd. |
| 1966 | Established Nagoya Branch. |
| 1967 | Established The first factory in Saitama and the group company Taiyo Automatic Machinery Mfg.Co.,Ltd. |
| 1967 | Established Osaka Branch. |
| 1969 | Established Takanodai Warehouse. |
| 1973 | Established the second factory in Saitama. |
| 1973 | Established Ikebukuro Branch. |
| 1977 | Opened new Head Office at Miharadai, Nerima-ku, moved from Shakujii Factory. |
| 1982 | Established the third factory in Saitama. |
| 1987 | Established Sendai Branch. |
| 1989 | Established Hiroshima Branch |
| 1991 | Established Shizuoka Branch. |
| 1995 | Obtained ISO9001 certification in whole company. (JQA) |
| 1996 | Established Taiyo Stainless Spring (Malaysia) Sdn Bhd. |
| 1998 | Established group company Taiyo Ceramics Co.,Ltd. |
| 1998 | Obtained ISO14001 certification in whole company. (JQA) |
| 2000 | Integrated Ikebukuro Branch to the Head Office. |
| 2002 | Established Taiyo Stainless Spring (Hong Kong) Co., Ltd. |
| 2002 | Changed the organization for ISO management systems from JQA to J-VAC(Japan Value-Added Certification Co., Ltd.) Registered No for Quality:JVAC-QM0001 Registered No for Environment:JVAC-EM0001 |
| 2004 | Established Taiyo Stainless Spring (Thailand) Co., Ltd in Bangkok as the third company incorporated abroad. |
| 2009 | Established 08 Center to transfer Takanodai Warehouse and Shakujii Factory. |
| 2010 | Merger with Taiyo Ceramics Co., Ltd., a group company. |
| 2012 | Established local company Taiyo Stainless Spring MFG (Thailand) Co., Ltd. as the first overseas production base in Pinton Industrial Park in Chonburi Province, Thailand. |
| 2014 | Watarase factory is established in Tochigi City, Tochigi Prefecture. |
| 2016 | Shizuoka office moved to Hamamatsu City for distribution and convenience. |
| 2018 | Tochigi Chizuka factory is established in Tochigi City, Tochigi Prefecture. |
| 2019 | Taiyo Stainless Spring (Thailand)Co., Ltd. merged with Taiyo Stainless Spring MFG (Thailand)Co., Ltd. |