MinebeaMitsumi was established in 1951 as a manufacturer of miniature ball bearings. Combining ultra-precision machining technologies and mass production, the company has the world highest share in miniature/small-diameter ball bearings of 22mm or less. 
Mitsubishi Precision is a pioneer of space equipment manufacturer having over 50 years of history with development of aerospace equipment. The company has creative and original business from satellite positioning control / development and manufacturing of rocket-mounted equipment to electronic device for aircraft, various simulators and parking systems.

In making "Real Spin Ms'", MinebeaMitsumi was responsible for bearings, wheel rings and holder nuts and Mitsubishi Precision took in charge of design, assembly and testing. With the collaboration of ultra precision and space quality (micro and macro), we realized ultimate spinning duration.

Comments upon the accreditation are as follows:

Yoshihisa Kainuma Representative Director, Chairman, CEO & COO MinebeaMitsumi Inc.
"Following the world's Smallest ball bearing in 2015 and the world's Smallest fidget spinner, this is the third GUINNESS WORLD RECORDS achievement thanks to great support from Mitsubishi Precision for creating a fidget spinner with overwhelming spinning and I am truly delighted. We will continue making efforts to thoroughly refine the "Difference" that is the source of our competitiveness and strive to create new value."

Hiroshi Shimomura President and CEO Mitsubishi Precision Co., Ltd.
"I am delighted and it is a great honor for achieving the GUINNESS WORLD RECORDS title for the world's Longest duration spinning a fidget spinner co-created with MinebeaMitsumi. We would like to further develop this achievement and improve corporate value as well as push forward the phase transition to a competitive business and strive on creating new market value. Please look forward to Creation & Confidence for the future of Mitsubishi Precision."