| September 1975 |
Established Chinuya Frozen Foods Co., Ltd. in Toyonaka-cho, Mitoyo-gun, Kagawa (currently Mitoyo-shi) |
| July 1976 |
Started operation |
| October 1986 |
Established Nagoya Sales Office |
| December 1987 |
Established Osaka Sales Office and Shikoku Sales Office |
| March 1989 |
Established Tokyo Sales Office |
| September 1989 |
Established Fukuoka Sales Office |
| March 1992 |
Completed Head office and distribution center |
| September 1993 |
Established Sendai Sales Office |
| November 1993 |
Completed Ehime First factory |
| March 1995 |
Established Kanazawa Sales Office |
| September 1995 |
Completed Ehime second factory |
| August 1998 |
Completed Ehime new plant (former 1st and 2nd factory integrated) |
| July 1999 |
Established Kanto, Chubu and Kansai branches |
| April 2000 |
Established Ehime Chinuya Co., Ltd. (independent of former Ehime factory) |
| January 2001 |
Established Kyushu branch |
| October 2003 |
Established Chinuya Logistics Service Co., Ltd. |
| February 2004 |
Established Ajino Chinuya Co., Ltd. |
| January 2006 |
Established Chugoku-Shikoku branch |
| 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. |
| April 2013 |
Established Sapporo Sales Office |
| December 2013 |
Completed New distribution center |
| March 2014 |
Chinuya Frozen Foods Co., Ltd., and Ehime Chinuya Co., Ltd. obtained FSSC22000 certification |
| March 2014 |
Ajino Chinuya Co., Ltd., (head office) and Chinuya Logistics Service Co., Ltd. obtained ISO22000 certification |
| April 2015 |
Established Tokyo branch |
| March 2018 |
Completed Hokkaido Chinuya Farm Ashoro center |
| October 2018 |
Established In-house nursery "Chinuya Kids" |
| April 2019 |
Established Tokyo head office |
| April 2019 |
Completed Chinuya Holdings Shikoku Plant |
| October 2020 |
Established Shikoku Chinuya Co., Ltd. |