1930

Naoji Iwatani Shoten was established in Minato-ku, Osaka, Japan and sales of oxygen, welding rods and carbide began.

1945

Iwatani Corporation was established with a capital of ￥198,000, and Mr. Naoji Iwatani, the founder of the company, became President.

1947

The head office was built in Hommachi 3-chome, Higashi-ku, Osaka.

1953

The selling of Propane Gas products for the consumer market started.

1962

The company was listed on the Second Section of the Osaka Securities Exchange and the Tokyo Stock Exchange. It was listed on the First Section in 1965.

1969

The "Cassette-Feu", a hose-free cooking stove, was developed and released.

1980

Construction of the Sakai LPG Terminal (storage capacity: 80,000 tons or greater) was completed and import of LPG directly from the Petromin was started the following year.

1991

A representative office was established in Indonesia.

1996

PT. Iwatani Industrial Gas Indonesia was established (IIGI).

2002

The construction of the "Hydrogen Station" in Yokohama was completed, following Japan's first Hydrogen Station in Osaka. The company took the initiative in building hydrogen infrastructure together with the development of Japan's first "Mobile Hydrogen Station".

2013

The Iwatani R&D Center was completed in Amagasaki (Hyogo prefecture).

Our first helium refilling factory in South East Asia launched in Senai, Malaysia.

2014

PT. Iwatani Indonesia was Established.

2015

Iwatani Hydrogen Refueling Station in Shibakoen opened as the commercial hydrogen refueling station with showroom near Tokyo Tower.

2016

IIGI started operation Air Separation Unit.