|1936||Yamamotogumi Fire-Proof Plant was established in Tokoname city,Aichi prefecture,and the production of
fire-proof bricks began.
|1939||Yamamoto Fire-Proof Industry co. was established.|
|1944||The name was changed to Nippon Fire-Proof Industry co.|
|1955||Tunnel kiln was installed as a firing facility. The production of acid-proof porcelain and floor tiles began.|
|1957||Nittai tiles were supplied to Tokyo Marunouchi Building,one of the earliest,most famous tall buildings in
Japan.Nittai tiles began to be known,and to be delivered to many places in large quantities.
|1964||Nittai floor tiles were supplied to outdoor gymnasiums and other facilities related to the Tokyo Olympic.|
|1967||Exportation of Nittai tiles named “NITTAI EARTHEN”to the U.S.,Canada,and Australia began.|
|1969||Nittai porcelain tiles and floor tiles were supplied in large quantities for the construction of exhibition halls for the Osaka International Exhibition Fair.|
|1970||The name was changed to Nittai-Kogyo.co.,ltd.|
|1971||Direct business dealing with Sears,Roebuck and Co. in the U.S. began.|
|1972||Business dealing with Sears,Simpson and Co. in Canada also began.|
|1975||Tokyo branch office was opened.|
|1976||Kajima plant was founded.Another tunnel kiln for oxidation and reduction was installed.
Osaka branch office was opened.
|1977||JIS license No.477043 was permitted for porcelain floor tiles by ministry of commerce and industry.|
|1978||Import from Italy was began.
Nittai's floor tiles was used in Tsukuba University.
JIS mark was permitted on stone ware wall tiles and stone ware floor tiles.
|1979||Office general management by computer was began.|
|1980||Gifu plant was founded.|
|1981||Import from Spain was began.|
|1983||Fukuoka branch office was opened.|
|1991||Fuki plant was founded.|
|1992||JIS license No.491035 was permitted at Gifu plant by ministry of commerce and industry.|
|1996||New main office was opened in Taketoyo-cho,Aichi prefecture as 60th anniversary.|
|2000||Masayuki Mizuno is inagurated as a president-director.|
|2001||Sapporo branch office was opened.|
|2003||Awarded regional prize by the Medium and Small Company Research Institute.|
|2003||Established a subsidiary company Nittai (Ningbo) Ceramic Co., Ltd. in Zhejiang, China.|
|2015||New showroom was opened in Tokyo.|
|2016||Celebrated the company's 80th anniversary.|
New showroom was opened in Nagoya.