| 1946 |
In 1946, founder Reizō Kosugi established Kosugi Trading Co., Ltd. |
| 1946 |
Founder Reizō Kosugi established Kosugi Trading Co., Ltd. |
| 1953 |
In 1953, we imported Japan's first large vacuum molding machine from West Germany and developed an innovative molding process for rigid PVC sheets. |
| 1953 |
Imported the first large-scale vacuum molding machine from West Germany: Developed an innovative molding method for rigid PVC sheets. |
| 1955 |
In 1955, the company was renamed Kodama Chemical Industries Co., Ltd. and began specialized production of vacuum-molded plastic products. |
| 1955 |
Renamed the company to Kidama Chemical Industries Co., Ltd.: Began specialized production of plastic vacuum molded products. |
| 1962 |
In 1962, the company was listed on the Second Section of the Tokyo Stock Exchange. |
| 1962 |
Listed on the Second Section of the Tokyo Stock Exchange. |
| 1965 |
In 1965, the Saitama factory was built in Honjo City, Saitama Prefecture, and began operations (integrating the Tokyo factory). |
| 1965 |
Constructed and commenced operation of the Saitama plant in Honjo City, Saitama Prefecture (integrated the Tokyo plant). |
| 1980 |
In 1980, the Fuefuki factory was built in Fuefuki City, Shizuoka Prefecture, and began operations. |
| 1980 |
Constructed and commenced operation of the Fuefuki plant in Fuefuki City, Shizuoka Prefecture. |
| 1988 |
In 1988, a joint venture with the Thai CP Group established the local subsidiary Thai Kodama Co., Ltd. |
| 1988 |
Established a local subsidiary, Thai Kidama Co., Ltd., in a joint venture with CP Group Thailand. |
| 1990 |
In 1990, the second Saitama factory was built in Honjo City, Saitama Prefecture, and began operations. |
| 1990 |
Constructed and commenced operation of the second Saitama plant in Honjo City, Saitama Prefecture. |
| 1999 |
In 1999, ISO 9001 certification was obtained. |
| 1999 |
Obtained ISO 9001 certification. |
| 2002 |
In 2002, Echo Auto Parts Thailand Co., Ltd. was established in Thailand. |
| 2002 |
Established Echo Auto Parts Thailand Co., Ltd. in Thailand. |
| 2004 |
In 2004, ISO 14001 certification was obtained. |
| 2004 |
Obtained ISO 14001 certification. |
| 2009 |
In 2009, the Nishisho factory was built in Odawara City, Kanagawa Prefecture, and began operations (relocated from Yokohama factory). |
| 2009 |
Constructed and commenced operation of the Nishisho plant in Odawara City, Kanagawa Prefecture (relocated from Yokohama plant). |
| 2011 |
In 2011, the second Echo Auto Parts Thailand Co., Ltd. factory was built in Thailand and began operations. |
| 2011 |
Constructed and commenced operation of the second Echo Auto Parts Thailand Co., Ltd. plant in Thailand. |
| 2012 |
In 2012, Thai Kodama Vietnam Co., Ltd. was established in Vietnam. |
| 2012 |
Established Thai Kidama Vietnam Co., Ltd. in Vietnam. |
| 2016 |
In 2016, the company celebrated its 70th anniversary. |
| 2016 |
70th anniversary of founding. |
| 2020 |
In 2020, the headquarters moved from Chuo-ku, Tokyo to Chiyoda-ku, Tokyo. |
| 2020 |
Moved headquarters from Chuo-ku, Tokyo to Chiyoda-ku, Tokyo. |
| 2022 |
In 2022, the company transitioned to the Standard market of the Tokyo Stock Exchange. |
| 2022 |
Transitioned to the Standard market of the Tokyo Stock Exchange. |
| 2024 |
In 2024, Ichi-ichi Kitamura became the representative director and president. |
| 2024 |
Ichiou Kitamura appointed as President and CEO. |
