- 1972
Established Hamamoto Die and Mold Manufacturing at Shimokobata, Sabae.
- 1979
Opened a new plant at Kaminaka-cho, Sabae.
- 1980
Started operations in the Eyeglass Parts Manufacturing Department.
Incorporated and renamed the company Hamamoto Technical Co., Ltd.
- 1982
Added a die plant and detached the Dies Department from the Shimokobata Plant.
- 1984
Divided the company into Hamamoto Technical Co., Ltd. and Hamamoto Dies Inc. Ltd.
Added a three-story component plant.
- 1985
Started manufacturing eyeglass frames.
- 1988
Upgraded the Sales Division.
- 1991
Started overseas operations.
- 1993
Full-fledged overseas operations started by contracting with BAUSCH & LOMB U.S.A. to manufacture OEM
products ofr them.
- 2002
Launched sales of the original brand, WAZA.
- 2004
Hidesuke Hamamoto appointed chairman.
Yukinori Hamamoto appointed president.
- 2005
Added a plant and die warehouse.
- 2006
5-axis control machining center was purchased.
- 2007
Try Eye Co., Ltd. established.
- 2009
“G.ARROWS”of the plastic frame was announced at IOFT.
- 2010
Merged with Hamamoto Dies Inc. Ltd.
- 2011
The frame which pasted the plastic together(HAMAMOTO) was announced at SILMO and IOFT.
- 2012
HAMAMOTO receives authorization of Local Jobs Support Enterprise from the Ministry of Economy, Trade and Industry.