| 1948 |
Founded Zenkoku-Chikusan Co., Ltd. based on the National Livestock Cooperative (capital: 7.5 million yen) and started buying and selling work cattle. |
| 1948-06 |
Established Zenchiku Co., Ltd. (capital: 7.5 million yen) based on the National Livestock Cooperative Association, and engaged in the buying and selling of breeding cattle. |
| 1948-06-17 |
Established on June 17, 1948. |
| 1949-08 |
Started handling meat products. |
| 1955-10 |
Conducted the first test import of frozen beef from Australia. |
| 1957-04 |
Full-scale transportation of pig carcasses. Attracted industry attention with the first long-distance transportation using ice-cooled freight cars. |
| 1958-03 |
Initiated pig carcass transportation using refrigerated trucks, taking a leadership role in the industry. |
| 1960 |
Established the Yokohama Factory, commenced production of ham and sausage. |
| 1960-03 |
First implementation of pork cut standardization in Japan. |
| 1962-03 |
Established a processing department and began manufacturing ham and sausages at Yokohama factory. |
| 1962-11 |
Listed on the Second Section of the Tokyo Stock Exchange. |
| 1967-03 |
With the establishment of the Tokyo Meat Market, separated the intermediary trade division and founded Maruzen Co., Ltd. |
| 1970-06 |
Changed the company name to 'Zenchiku Co., Ltd.'. |
| 1971-07 |
Started supplying beef patties for burgers with the opening of McDonald's Ginza No.1 store in Japan. |
| 1972-07 |
Established Chiba factory and started manufacturing beef patties for Japan McDonald's Co., Ltd. |
| 1972-09 |
Established Zenchiku Australia Co., Ltd. (now Starzen Australia), beginning full-scale overseas expansion. |
| 1977-09 |
Listed on the First Section of the Tokyo Stock Exchange. |
| 1979-07 |
Established Zenchiku U.S.A. Co., Ltd. (now Starzen America). |
| 1980 |
Established Chiba Frozen Foods Plant for manufacturing hamburger beef patties for McDonald's Japan. |
| 1982-05 |
Established Tochigi Zenchiku Co., Ltd. to manufacture ham and sausage. |
| 1984-03 |
Established Akune Zenchiku Co., Ltd. (now Starzen Meat Processor Co., Ltd. Akune Factory) as the largest meat processing plant in the region. |
| 1984-12 |
Established Matsuo Factory as a dedicated meat processing plant. |
| 1989-04 |
Established a meat safety inspection station. Strengthened the management system for product safety and hygiene. |
| 1995-12 |
Participated in capital in G&K O'Connor, an Australian meat packer. |
| 1996-04 |
Separated and established Zentchiku Sales Co., Ltd. for the sales of cooked and semi-cooked foods. |
| 1997-04 |
Established Zentchiku Logistics Co., Ltd. for logistics rationalization. |
| 1998-05 |
Integrated meat processing plants across various regions and established Starzen Meat Group Co., Ltd. |
| 1998-06 |
Celebrated the 50th anniversary of the company's founding. |
| 1998-10 |
Opened a pack center in Kawasaki and expanded the outpack business. |
| 1999-04 |
Changed the company name to "Starzen Co., Ltd.". |
| 2000 |
Established Zenchiku Australia (currently Starzen Australia PTY LTD) and started full-scale overseas business development. |
| 2000-02 |
Formed a capital and business alliance with LM Foods Co., Ltd. (now Romainia Co., Ltd.). |
| 2003-02 |
Established a production history information system for domestic beef. Started disseminating information on the website. |
| 2004-06 |
Established a production history information system for domestic pork. |
| 2004-10 |
Acquired SQF certification for Iwaki sales office, the first in the domestic distribution industry. |
| 2005-07 |
Established Aoki Foods Co., Ltd. for noodle manufacturing and sales. |
| 2007-07 |
Established Starzen International Co., Ltd. |
| 2007-10 |
Transferred the business of the overseas headquarters (import meat wholesale division) to Starzen International Co., Ltd. through company split. |
| 2008-10 |
Spun off the domestic sales headquarters. Established four sales companies: Starzen North Japan Sales Co., Ltd., Starzen East Japan Sales Co., Ltd., Starzen West Japan Sales Co., Ltd., and Starzen South Japan Sales Co., Ltd. The sales division was transferred to these four companies, procurement and production of meat to Starzen Meat Group, and ham and sausage sales to Romainia Co., Ltd. Starzen Co., Ltd. became a holding company. |
| 2009-06 |
Established Starzen Europe. |
| 2010 |
Established Zenchiku U.S.A (currently STARZEN (AMERICA), INC.). |
| 2010 |
Established Akune Zenchiku Co., Ltd. (currently, Akune Plant of STARZEN MEAT PROCESSOR Co., Ltd.) as a meat processing plant in Zenchiku’s largest production area. |
| 2010 |
Established Starzen Europe ApS. |
| 2010 |
Established Starzen (Shanghai) Co., Ltd. in China. |
| 2010-07 |
Made King Foods Co., Ltd. a subsidiary. |
| 2010-10 |
Starzen Meat Group changed its name to Starzen Meat Processor Co., Ltd. |
| 2012-08 |
Acquired Romainia Co., Ltd. as a wholly owned subsidiary through share exchange. |
| 2013-04 |
Startzen East Japan Sales Inc., North Japan Sales, West Japan Sales, and South Japan Sales merged to establish Startzen Sales Inc. |
| 2013-10 |
Established Startzen Singapore. |
| 2014-04 |
Formed a business alliance with Hayashikane Sangyo Co., Ltd. |
| 2015-04 |
Startzen Sales Inc. merged with Startzen Wide Area Sales Inc. |
| 2016-04 |
Established Ashiore Asahigaoka Farm Co., Ltd. as a joint venture for Wagyu breeding business. |
| 2016-05 |
Formed a capital and business alliance with Mitsui & Co., Ltd. |
| 2016-06 |
Established Hokkaido Hamanaka Beef Cattle Farm Co., Ltd. as a joint venture for crossbred cattle fattening. |
| 2016-09 |
Made Nick Foods Co., Ltd. a subsidiary. |
| 2017-01 |
Introduced Japan's first pork thigh automatic bone removal robot "Hamdas-RX" at Startzen Meat Processor Co., Ltd. Aomori Factory Misawa Pork Center. |
| 2017-02 |
Established Startzen Food Co., Ltd. |
| 2017-04 |
Transferred the food manufacturing division business to Startzen Food Co., Ltd. through company split. |
| 2017-12 |
Formed a capital and business alliance with Adlect Singapore. |
| 2018-04 |
Built a new baked hamburger manufacturing plant at Startzen Food Co., Ltd. Motomiya Factory. |
| 2018-06 |
Introduced Japan's first pork shoulder blade and humerus bone removal robot "Wandas Mini Mark II" at Startzen Meat Processor Co., Ltd. Aomori Factory Misawa Pork Center. |
| 2018-10 |
Formed a capital and business alliance with Sunny Side Co., Ltd. |
| 2018-10 |
Celebrated the 70th anniversary of the company's founding. |
| 2018-10 |
Built a new baked hamburger manufacturing plant at Startzen Food Co., Ltd. Motomiya Factory. |
| 2019-04 |
Merged Startzen International Co., Ltd. and Startzen Food Co., Ltd. into Startzen Co., Ltd. |
| 2019-06 |
Formed a business alliance with Nakagawa Foods Co., Ltd. |
| 2020-04 |
Merged Startzen Sales Co., Ltd. and Zenchiku Sales Co., Ltd. into Startzen Co., Ltd. |
| 2020-10 |
Established the Sustainability Committee. |
| 2020-11 |
Established Starzen Co., Ltd.'s Bangkok Office. |
| 2021-07 |
Formed a business alliance with Fuji General Foods Co., Ltd. |
| 2021-11 |
Formulated the basic sustainability policy. |
| 2021-12 |
Established Xingde Zhen Food (Shanghai) Co., Ltd. |
| 2022-02 |
Identified key issues for the Starzen Group to promote sustainability management. |
| 2022-03 |
Formed a capital and business alliance with Taisho Kinzan Farm Co., Ltd. |
| 2022-08 |
Doo Central Meat Center Co., Ltd. obtained SQF certification. |
| 2024-04 |
Merged Starzen IT Solutions Co., Ltd. into Starzen Co., Ltd. |
| 2025-03 |
Formed a capital and business alliance with Mizusako Farm Co., Ltd. |
| 2025-04 |
Acquired Australian Broadwater Downs as a subsidiary. Fully entered the Australian Wagyu fattening business. |
| 2025-10 |
Acquired Adlect Singapore as a subsidiary. Expanded sales of Japanese Wagyu and Australian Wagyu to Southeast Asian countries. |
| 2026-04 |
Made Osabe Foods Co., Ltd., which manufactures and sells frozen foods, a subsidiary. |
