| 1888（明治21年） |
Began manufacturing wooden components for textile machines in Shouhei-cho,
Ashikaga. |
| 1897（明治30年） |
Started manufacturing and selling Textile machine "Jaguard". |
| 1930（昭和5年） |
Started manufacturing and selling textile related machine "Dobie" |
| 1956（昭和31年） |
Converted to manufacturing high-precision components. |
| 1963（昭和38年） |
Reorganized into an incorporated organization. Relabeled as the private limited company "Ishii Kikai Seisakusyo" with a Capital fund of \2,000,000. Shifted to dedicated fabrication of Jigs and high-precision components. |
| 1968（昭和43年） |
Increased capital to \4,000,000. Affiliated with Ashikaga-shi Iron industry
co-operation group. |
| 1970（昭和45年） |
Acquisition of 3,100㎡ land in Ashikaga-shi, Fukutomi machi Mikuriya industry
complex. Completed construction of 918㎡ factory and office. Relocated office
and manufacturing to new location. Increased capital to \8,000,000 and
reorganized into joint-stock company. |
| 1972（昭和47年） |
Established Desig Department and started manufacturing laborsaving equipment, specialized machines, and Jigs. Concentrated on manufacturing oil-pressure design machines and component parts. |
| 1975（昭和50年） |
Increased capital to \12,000,000. |
| 1977（昭和52年） |
Established Can-fabricating department and converted to a fully-integrated
system of production. |
| 1980（昭和55年） |
Expanded assembling plant (550㎡) and material warehouse (100㎡). Increased capital to \20,000,000. |
| 1982（昭和57年） |
Expanded Canning plant (400㎡). Built warehouse and parking space on 1,000㎡
of adjacent land. |
| 1983（昭和58年） |
Establised Wako-Giken Co., Ltd. as an Engineering and Design entity with
capital of \5,000,000. |
| 1988（昭和63年） |
Established a new factory "Ota Plant" (Assembly only) in Ota-shi, Higashi shinmachi 548. Built an assembly plant and office of 1,105㎡ on 2,520㎡ of land. |
| 1989（平成元年） |
Acquired 3,300㎡ land in Fukutomi shinmachi, Ashikaga-shi for the Fukutomi
plant site. Started using a portion of it. |
| 1990（平成2年） |
Began manufacturing gadget components in Oomae-cho, Ashikaga-shi. |
| 1992（平成4年） |
Acquired 1,100㎡ of land adjoining the main plant. Constructed a specialized gadget components plant. |
| 1993（平成5年） |
Consolidated Oomae plant with the main plant. |
| 1997（平成9年） |
Acquired 3,300㎡ (2,100㎡ for the plant, 340㎡ for the office) on a parcel
adjoining the Ota assembling plant and relocated completely. |
