| September 1975 |
Established Chinuya Frozen Foods Co., Ltd. in Toyonaka-cho, Mitoyo-gun, Kagawa (currently Mitoyo-shi) |
| July 1976 |
Started operation as a subcontractor of a major frozen food company |
| April 1981 |
Started operating own-brand business due to bankruptcy of main business partner |
| August 1998 |
Completed Ehime new plant (former 1st and 2nd factory integrated) |
| April 2000 |
Established Ehime Chinuya Co., Ltd. (independent of former Ehime factory) |
| October 2003 |
Established Chinuya Logistics Service Co., Ltd. |
| February 2004 |
Established Ajino Chinuya Co., Ltd. |
| December 2009 |
Established Chinuya Holdings Co., Ltd. |
| April 2011 |
Established Rongcheng City Office in Shandong Province, China |
| April 2013 |
Established Hokkaido Chinuya Farm Co., Ltd. |
| December 2013 |
Completed New distribution center |
| March 2014 |
Chinuya Frozen Foods Co., Ltd., and Ehime Chinuya Co., Ltd. obtained FSSC22000 certification Ajino Chinuya Co., Ltd., (head office) and Chinuya Logistics Service Co., Ltd. obtained ISO22000 certification |
| March 2018 |
Completed Hokkaido Chinuya Farm Ashoro center |
| October 2018 |
Established In-house nursery "Chinuya Kids" |
| April 2019 |
Established Tokyo head office Completed Chinuya Holdings Shikoku Plant |
| March 2020 |
Chinuya Holdings Shikoku Plant obtained FSSC22000 certification |
| October 2020 |
Established Shikoku Chinuya Co., Ltd. |
| July 2022 |
Chinuya Frozen Foods Co., Ltd. Repacking Center obtained ISO22000 certification |
| May 2023 |
Signed a naming rights agreement with Seiyo City, Ehime Prefecture, for Seiyo Chinuya Park. |