1987 Separated from the Yamaha Corporation Production Engineering Die Division and established as YSK.
1989 Entered into the field of plastic molding (transferred from the Yamaha Corporation Injection Molding Division).
1993 Entered into the field of mechatronics (transferred from the Yamaha Corporation Specialized Machinery Division).
1997 Relocated from the Yamaha Corporation Nishiyama Factory to the present Tenryu Factory.
Entered into the field of magnesium alloy molding.
2000 Entered into the field of factory automation (transferred from the Yamaha Corporation FA Division and combined with the Yamaha Fine Technologies Mechatronics Division).
2002 Established a business alliance between the FA Finishing Robot System Division and FANUC Ltd.
2007 Entered into the field of automotive interior decorative parts (transferred from the Yamaha Corporation Automotive Component Division).
2010 Withdrawn from the field of magnesium molded parts and the field of Die.
2013 Entered into hydrogen business.
2014 Opened FA Division, Shanghai Office in China.
2015 Entered into ultrasonic business.
Opened Car Parts Division, North America Office (Indiana State).
2016 Opened FA Division, Tokyo Office.
Opened FA Division, Shenzhen Office in China.

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