September 1930:
Bungo Neriki, the founder, establishes Neriki & Co, as a private concern in Nishiku, Osaka to sell oxygen cylinders and high-pressure gas valve cylinders

April 1932:
Sales of oxygen cylinders is stopped. The manufacturing and sales of valves becomes the principle line of business.

April 1942:
Neriki & Co. move to Miyakojima Ku, Osaka.

Feburay 1952:
Neriki & Co. is reorganised from a private concern into a limited company with a capital of one million yen.

August 1962:
Neriki Company is reorganised as a joint stock company.

November 1963:
Sales are extended into a variety of high-pressure gases, cylinders and other related equipment.

January 1964:
The head office and its attached factory are transferred to Amagasaki City.

May 1970:
The factory is authorised to apply the JIS mark to valves for high-pressure gas cylinders, developed for the first time in Japan. (JIS B 8246)

June 1971:
Mr. Neriki, the president of the company, becomes the chairman of the Japan Cylinder Valve Industry Association. (JCVA)

December 1971:
The name of the company is changed to Neriki Valve Co., Ltd.

March 1972:
Tokyo office is opened.

March 1974:
The company founder, Mr. Neriki, takes the post of chairman of the board and Norio Daicho takes over as president.

May 1975:
Mr. Neriki is decorated with the Fifth Order of Merit in recognition of his long-standing contribution to the industry.

April 1980:
Tsukaguchi Factory is opened.

December 1981:
The company qualifies as a government-authorised business in the high pressure gas class by the Ministry of International Trade and Industry under Qualification No. MA MB41916).

June 1991:
Kobe factory is opened. (At the same time, Tsukaguchi Factory is closed)

September 1994:
Received ISO-9001 DNV Quality Assurance Accreditation

October 1996:
NERIKI EUROPE LTD. is opened. NERIKI MARKETING INTERNATIONAL LTD. Is opened.