Corporate Profile


February 12, 1948
Substantial Surviving Company January 5, 1924
Incorporated as a limited company in December 24, 1951

Osamu Tsujimoto
Executive Managing Director
Takeyuki Nishimura
Managing Director
Takanori Ueda
Director & Senior Executive Officer
Hironori Orita
Director & Senior Executive Officer
Keiichiro Tsuruga
Masataka Tsujimoto
Outside Director
Takato Sonoda
Outside Director
Rei Inoue
Outside Director
Yoshihiro Tanaka
Outside Director
Tetsuzo Kamei
Outside Director
Hiroshi Matsumoto
Senior Executive Officer
Masatsugu Mariyama
Executive Officer
Hirofumi Ishimura
Executive Officer
Nobuya Katsurada
Executive Officer
Akira Inoue
Executive Officer
Akitoshi Tsujimoto
Executive Officer
Wei-Yen Hung
Executive Officer
Yasutomi Yoshii
Executive Officer
Kouichi Takao

Osaka Headquarters

16-40, 4-chome, Tsurumi, Tsurumi-ku,
Osaka 538-8585, Japan
Phone: +81-6-6911-7271 , Fax: +81-6-6911-0100

Tokyo Head Office

33-8, 1-chome, Taito, Taito-ku, Tokyo 110-0016, Japan
Phone: +81-3-3833-9765 , Fax: +81-3-3835-8429

Kyoto Plant

1-1, Kaminaranagaike, Yawata-city,
Kyoto 614-8163, Japan
Phone: +81-75-971-0831 , Fax: +81-75-971-1316

Yonago Plant

2700, Yomi-cho, Yonago-city, Tottori 683-0851, Japan
Phone: +81-859-29-0811 , Fax: +81-859-24-0602

No. of Employees

1,294 (As of March 31, 2023)

Excludes temporary, contracted, and part-time employees

Paid-up Capital 5,188 million Yen
Listed on the Prime Market of Tokyo Stock Exchange
Scope of Business

Production, purchasing, sale (including import and export) and leasing of our flagship submersible pumps, various other pumps, environmental equipment and peripheral equipment; associated repair and after-sales service; installation of machinery and equipment; civil engineering work; electrical work; piping work; construction of water supply facilities; construction of wastewater treatment facilities; construction of steel structures; sale of secondhand; and leasing of fixed assets