Development

Nov. 1941 Started sale and repair operations of air tools and grindstones.
Apr. 1955 Started steel eaves taking, steel piece peeling, and ore furnace maintenance work at Japan Steel Pipe Co., Ltd. (currently: JFE Steel Co., Ltd.), Kawasaki ironworks.
Started casting operations at Tokyo Shibaura Denki Co., Ltd. Tsurumi Factory, Irifune branch factory.
Sept. 1959 Established Shohosha Co.
Apr. 1963 Started casting operations at Mitsubishi Heavy Industries Co., Ltd. (currently: Mitsubishi Fuso Truck and Bus Corporation) Tokyo automobile factory.
Apr. 1968 Started on-site transport contract operations at Mitsubishi Heavy Industries Co., Ltd. (currently: Mitsubishi Fuso Truck and Bus Corporation) Tokyo automobile factory.
Apr. 1969 Started metal material storage and management operations at Mitsubishi Heavy Industries Co., Ltd. Sagamihara factory
Sept. 1977 Started casting operations at Tohoku Mitsubishi Automobile Parts Co., Ltd. (currently: Techno-Metal Co., Ltd.)
Oct. 1988 Nihonmatsu-shi Bozudaki Daiich controlled final treatment site stared operation
Oct. 1994 Nihonmatsu-shi Bozudaki Daini controlled final treatment site stared operation
Mar. 1997 Nihonmatsu plant factory registered as Forklift Specified Self-inspector
Jan. 1999 Started casting operations at Jick Material Co., Ltd. (currently: I Metal Technology Co., Ltd.)
Apr. 2001 Kawasaki plant factory registered as Forklift Specified Self-inspector
Sept. 2009 Nihonmatsu-shi Bozudaki Daisan controlled final treatment site stared operation
Jan. 2010 Started transactions with Nissan Motor Co., Ltd.
Dec. 2011 Started transactions with Nissan Creative Services Co., Ltd.
May 2012 Started on-site transport contract work at Mitsubishi Fuso Truck and Bus Corporation Nakatsu factory
Oct. 2012 Acquired Bozudaki treatment site Eco Action 21 certification
Apr. 2014 Started on-site transport contract operations at Moog Japan Ltd. Hiratsuka factory