| 1947 | May | Kohkoku Chemical Industryicurrently Achillesj established; production and sales of rubber products begin. |
| 1948 | Apr | PVC product production begins. |
| 1957 | Apr | Large-scale factory constructed in the Yamabe District, Ashikaga City. |
| 1961 | Oct | Technical cooperation with ICI of Great Britain is launched; polyurethane foam production begins. |
| 1962 | Jul | A new automatic shoemaking machine from Desma Co. of Germany is introduced to strengthen the Shoes Business Group. |
| 1962 | Sep | The companyfs stock is listed on the First Section of the Tokyo Stock Exchange. |
| 1964 | Feb | Ashikaga factoryfs first computer system is introduced. Head office is relocated from Shintomi-cho to the present location in Shinjuku, Tokyo. |
| 1965 | Oct | Achilles K.C.I. Co. is established in New York. |
| 1969 | Jul | Ashikaga No.2 Factory is constructed to bolster the production of industrial materials such as rigid urethane shells, and materials for automobile interiors. |
| 1970 | Feb | Japan Viking, Co. established via joint venture with Viking Engineering Co., Ltd. of the U.K. |
| 1971 | Aug | Bako Co., Ltd. established by a joint venture with Bata Shoes Financial Corp. of Canada; production of arctic boots by the slush molding method begins. |
| 1973 | Feb | Achilles Hong Kong Co., Ltd. is established in order to gain a foothold in the East and Southeast Asian markets. |
| 1973 | Nov | Kohkoku USA, Inc. ipresently known as Achilles USA,Inc.j is established in Everett, Washington; production and sales of PVC films in the U.S.A. begins. |
| 1981 | Apr | The company teams up with Spalding Sports Worldwide Inc. of the U.S.A. to expand operations in the high-class sports shoes market. |
| 1982 | Feb | The companyfs name is changed to Achilles Corporation. |
| 1982 | Jul | Technical cooperation with Eccolet icurrently ECCO Sko A/Sj of Denmark is begun for the production of gECCOh shoes. Convertible corporate bonds are issued in Swiss Francs. |
| 1983 | Dec | Second issue of convertible corporate bonds in Swiss Francs. |
| 1986 | Jun | Technical tie-up formed with A.S. Creation of Germany icurrently A.S. Creation Tapeten AGj. |
| 1987 | Aug | R&D Center opens at Ashikaga No.1 Factory. |
| 1988 | Mar | Technical cooperation with Tarkett Sommer AG of Sweden, relating to the manufacture of industrial flooring materials, begins. |
| 1992 | Jan | Guangzhou Supatra Ltd. a subsidiary shoemaking company is established in China. |
| 1993 | Sep | A contract is signed with Stride Rite
of the U.S.A. A contract is signed with Societe D'Information et de Creations which gives Achilles the right of use of the "Marie Claire Sports" trademark. |
| 1993 | Dec | Kunshan Achilles Artificial Leather is established via joint venture in China; production of PVC leather begins there. |
| 1994 | May | Exclusive contract signed with Skechers of the U.S.A. to sell Skechers brand shoes in Japan. |
| 1995 | Feb | Prince Henrikfs Medal of Honour is received from the Royal House of Denmark; Chairman Tonooka is honored with a letter of appreciation from the National Association for Danish Enterprise. |
| 1998 | May | The wall materials factory and Achilles USA are given ISO 9001 certification. |
| 1998 | Nov | Sales are launched for the environmentally-sound futuristic olefin film gPovic-Th. |
| 1998 | Dec | Production of the revolutionary new electron conjugated conductive polymer gST-Polyh begins. |
| 1999 | May | Sales of environmentally-sound futuristic wallpaper begin. |
| 1999 | Oct | A health support business project team is launched as the company expands into the nursing-care industry. |
| 1999 | Nov | A contract is signed with Saucony of the U.S.A. |
| 2001 | Dec | Achilles E-tech iDongguanj Co., Ltd. is established in Guangdong, China; this company specializes in processing HDD-related products with conductive ST-Poly treatment to prevent electrostatic lastures. |
| 2002 | Sep | All seven plants as well as all group companies in Japan attain ISO 14001 certification. |
| 2002 | Oct | Achilles iShanghaij International Trading Co., Ltd. is established for the sales and import/export of Achilles products in China. |
| 2004 | Feb | Operations begin at the Kunshan iChinaj Achilles Artificial Leather Second Factory. |
| 2005 | Dec | Achilles Technical Center opens at
Ashikaga No.1 Factory. Production of the conductive precise injection-molded parts for the office automation equipment and hard disk begins at Achilles E-tech (Dongguan) Co.,Ltd.. |
| 2006 | Jan | Entrusted contract signed with Canadian General-Tower Limited to manufacture Paste Leather for automotive trim covers in China. |