| 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 plant) |
| 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. |