Founded as a crystal oscillator manufacturer in Kofu Yamanashi
Along with expansion of business, organization changed to Koike CO., LTD.
Relocated head quarters to Tamaho Yamanashi (present Chuo city)
Constructed a new factory in Tamaho Yamanashi
Relocated head quarters to the new site
Expanded a new factory with a clean room
Migrated to ISO9001：2000
Awarded "Excellent SMEs and Micro Enterprises Selection 300". by the METI
Along with expansion of business, relocated head quarters to Showa Yamanashi
Awarded "Yamanashi Industry Award"
Orix Group acquired 100% of the Company's shares.
Become a consolidated subsidiary of ORIX Group.