Mutual Trading Co., Ltd. (presently Mutual Corporation) established in Ukita-cho, Kita-ku, Osaka, Japan with the aim of exporting Japanese machines (Capital: 1.5 million yen)

The company moved to Tenjinbashi, Oyodo-ku (presently Kita-ku), Osaka (in Tenrokuhankyu Building)
Started to import industrial diamonds from Europe

Started to sell packaging machines in Japan

Tokyo Office opened in Ginza, Chuo-ku, Tokyo, Japan

Tokyo Office moved to Shinbashi, Minato-ku, Tokyo with its status changed to Sales Office

Mutual Automatic Machine Company (its trade name changed to Techno Automatic Machine Mfg. Co., Ltd. in November 1979) established as a subsidiary to manufacture automated machinery and provide after-sales service

Nichii Hoso Co., Ltd. (presently a consolidated subsidiary) established to start to manufacture suppository containers

Showroom and workshop opened for imported machines in Nishinomiya, Hyogo Pref., Japan

Shizuoka Local Office opened in Shizuoka, Shizuoka Pref., Japan

Tokyo Sales Office moved to Higashikanda, Chiyoda-ku, Tokyo

Technical Center (presently Osaka Technical Center) opened in Izumiotsu, Osaka Pref., Japan
As such, the showroom and workshop in Nishinomiya, Hyogo closed

The company's trade name changed from Mutual Trading Co., Ltd. to Mutual Corporation

UNITED CHEMICAL MACHINERY SUPPLY, INC. established in New Jersey, USA to start to sell industrial machinery in North America

Fukuoka Local Office opened in Onojo, Fukuoka Pref., Japan

Tokyo Technical Center opened in Shiroi-cho, Inba-gun (presently Shiroi City), Chiba Pref., Japan

WIST CO., LTD (presently a consolidated subsidiary) established to manufacture and sell industrial machinery

Techno Automatic Machine Mfg. Co., Ltd. merged with Mutual Corporation

Status of Tokyo Sales Office changed to Sales Branch and Shizuoka and Fukuoka Local Office both to Sales Office

Osaka Technical Center renovated with showroom opened

Toyama Sales Office opened in Toyama, Toyama Pref.

Stock listed over the counter at Japan Securities Dealers Association

Stock started to be listed on JASDAQ after stopping over-the-counter listing at Japan Securities Dealers Association

New Tokyo Technical Center opened in Koshigaya, Saitama Pref., Japan with the one in Shiroi, Chiba closed

Stock of UNITED CHEMICAL MACHINERY SUPPLY, INC. sold out

Pharmalead Engineering Co., Ltd. established to provide engineering services

The company relocated to Osaka JA Building in Nishitenma, Kita-ku, Osaka

WIST CO., LTD moved to Seika-cho, Soraku-gun, Kyoto Pref., Japan

Mutual (Thailand) Co., Ltd. established as a manufacturing subsidiary in Samutprakarn, Thailand

Stock listed on JASDAQ on the Osaka Securities Exchange following merger of JASDAQ Securities Exchange and the Osaka Securities Exchange

Sanseiseiki Co., Ltd. headquartered in Kawaguchi, Saitama became a consolidated subsidiary

Acquired ISO 9001 and ISO 14001 certification

Fukuoka Sales Office moved to Hakata-ku, Fukuoka

Stock listed on JASDAQ Standard on Tokyo Stock Exchange following merger of the Tokyo Stock Exchange and the Osaka Securities Exchange

Kanto Factory opened in Yachimata, Chiba Pref.

Subsidiary company Sanseiseiki Co., Ltd. moved to Yachimata, Chiba Pref.

Subsidiary company Pharmalead Engineering Co., Ltd. merged with the company

Subsidiary company WIST made an R&D building in adjacent area

Toyama Sales Office moved to Sogawa, Toyama

Fukuoka Sales Office moved to Chuo, Fukutsu, Fukuoka Pref.

Stock listing moved from JASDAQ Standard to Standard Market on Tokyo Stock Exchange following their review of market segments for market restructuring