|1936||"Kyoritsu Genryo Co., Ltd." was incorporated by consolidating the raw material divisions from Nihon Toki Co., Ltd. (currently Noritake Co., Ltd), Toyo Toki Co., Ltd. (currently TOTO Ltd.), and Nihon Gaishi Co., Ltd. (currently NGK Insulators, Ltd.). Established the head manufacturing site (started production of refined kaolin)|
|1946||Established Amakusa Mining (mining of Amakusa pottery stones).|
|1947||Changed the company name to Kyoritsu Ceramics Materials Co., Ltd.|
|1949||Shares listed on the Nagoya Stock Exchange.|
|1961||Started production and sales of "KYORIX" (a synthetic powder used for ceramic capacitors) at the head manufacturing site.|
|1969||Started importation, production and sales of "Colemanite" (glass fiber raw material).|
|1970||Hishino Factory began operation (production of refined silica as a raw material) (currently called Seto Factory)|
|1976||Seto Warehouse began operation|
|1986||KZ Factory began operation (production of high-purity Zirconia powder)|
|1988||Yatomi Logistic Center was completed.|
|1990||Incorporated TAIWAN KCM COMPANY,LTD. Began sales of ceramic and industrial materials, etc.|
|1992||Incorporated KYORIX Mie Co., Ltd., a wholly owned subsidiary. (production of ceramic materials for electronic components)|
|2000||Changed the company name to KCM Corporation.|
|2001||Became a consolidated subsidiary of Noritake Co., Ltd.|
|2012||Became a wholly owned subsidiary of Noritake Co., Ltd. owing to a stock swap.
Stock was delisted.