| 1964 August |
Capital: 300 million yen, Construction of Chiba plant |
| 1965 |
Chiba plant begins production of paper cups, paper trays and cheese wrapping sheets |
| 1971 April |
Opened Osaka office |
| 1972 April |
Opened Nagoya office |
| 1973 November |
Increased capital to 325.5 million yen |
| 1974 October |
Opened Fukuoka office |
| 1974 November |
Increased capital to 353,165,000 yen |
| 1975 August |
Opened the Sapporo office |
| 1980 July |
Opened Hiroshima office |
| 1985 August |
Construction of Shiga plant |
| 1986 |
Shiga plant begins production of paper cups, paper napkins and styrofoam cups |
| 1992 December |
Increased capital to 1,059,495,000 yen |
| 1994 |
Production of insulated paper cups begins at Chiba and Shiga plants |
| 1996 October |
Signed an agreement to provide James River, Inc. (USA) with technology to manufacture insulation paper cups |
| 1996 November |
Technical assistance contract signed with Joseph Wong (China) |
| 1998 March |
Dixie Hong Kong, a joint venture established in China |
| 1999 May |
Signed an agreement with Benders (UK) to supply technology for manufacturing insulation paper cups |
| 2000 May |
Shiga plant obtained ISO 9002: 1994 Quality Management System Certification |
| 2000 April |
Chiba plant obtained ISO 9002: 1994 Quality Management System Certification |
| 2003 April |
Shiga plant obtained ISO 9001: 2000 Quality Management System Certification |
| 2003 May |
Chiba plant obtained ISO 9001: 2000 Quality Management System Certification |
| 2008 July |
Mohka plant starts construction (to be completed in October 2009) |
| 2009 April |
Shiga plant obtained ISO 9001: 2008 Quality Management System Certification |
| 2009 May |
Chiba plant obtained ISO 9001: 2008 Quality Management System Certification |
| 2009 October |
Completed construction of Mohka plant |
| 2010 August |
Maoka Plant obtained ISO 9001: 2008 quality management system certification. |
| 2015 March |
Increase capital to 3,509,495,000 yen |
| 2016 March |
Capital reduced to 100 million yen |
| 2018 March |
Shiga plant obtained ISO 9001: 2015 Quality Management System Certification |
| 2018 April |
Mohka Plant obtained ISO 9001: 2015 Quality Management System Certification |
| 2018 October |
Mohka plant Obtained FSSC 22000 Food Safety System Certification |
| 2021 March |
Obtained ISO 9001: 2015 Quality Management System Certification |
| 2021 March |
Shiga plant obtained FSSC 22000 Certified Food Safety System |
| 2021 March |
Increased capital to 602.5 million yen |
| 2022 January |
Obtained company-wide ISO 9001: 2015 Quality Management System Certification (except for Osaka and Fukuoka offices) |
| 2022 March |
Capital reduced to 100 million yen |