MinebeaMitsumi, Inc.
Native name
MinebeaMitsumi kabushiki gaisha
FormerlyNippon Miniature Bearing Company
Company typePublic KK
TYO: 6479
OSE: 6479
Nikkei 225 component (TYO)
Defense technology
Founded16 July 1951; 72 years ago (1951-07-16)
Key people
Yoshihisa Kainuma, (CEO and President)
RevenueIncrease$ 8.999 billion (FY 2020)
Decrease$ 422.85 million (FY 2020)
Number of employees
  • MinebeaMitsumi Group: 81,167
  • U-Shin Group: 7,444 (excluding temporary employees)
WebsiteOfficial website
Footnotes / references

MinebeaMitsumi, Inc. (ミネベアミツミ株式会社, MinebeaMitsumi Kabushiki-gaisha) is a Japanese multinational manufacturer of mechanical components and electronic devices. The company's headquarters are located in Higashi-Shinbashi, Minato, Tokyo, and its registered office is located in Miyota, Nagano.

As of June 30, 2019, MinebeaMitsumi comprises 121 consolidated subsidiaries and affiliates. NMB (USA) Inc. (Nippon Miniature Bearing) is an American holding company that manages Minebea's American subsidiaries.


The company was founded as Minebea Co., Ltd. (ミネベア株式会社, Minebea Kabushiki-gaisha) in 1951.

On January 27, 2017, Minebea acquired Mitsumi for $500 million and changed its name to MinebeaMitsumi.[2]

Major businesses and subsidiaries

NMB Technologies Corporation

NMB deals in manufacturing of:

NMB Technologies official logo

In August 2015, a Minebea product gained an entry in the Guinness World Records for being the smallest commercially available mass-produced steel ball bearing in the world.[6][7] The product concerned was first introduced in 2009, and is primarily used by domestic watchmakers in a number of high-grade mechanical watches to support delicate axles, instead of traditionally used jewels.

Mitsumi Electric

Logo of Mitsumi
Logo of Mitsumi

Main article: Mitsumi Electric

Mitsumi's product portfolio includes:


ABLIC official logo.

ABLIC Inc was acquired by MinebeaMitsumi in 2019.


U-Shin was founded in 1926 and has been a subsidiary of MinebeaMitsumi since 2019. It has R&D centres in the US, India, Germany, France. The capital as of March 2021 is 15,206 (million yen) and the consolidated sales stand at 105,133(million yen). U-Shin is headquartered at Minato-ku, Tokyo.

U-Shin official logo.

U-Shin deals in the following:

Paradox Engineering

Paradox Engineering official logo

Paradox Engineering is MinebeaMitsumi's R&D center for the Internet of Things. The company is based in Switzerland and develops IoT solutions for cities and other smart environments.

Paradox Engineering has a Central Management System of choice for all Cities using PE Smart Urban Network to manage and control Wireless IoT applications – Smart Lighting, Smart Parking, Smart Energy and any other sensor-based application – and Wireless High speed loT services – pervasive Wi-Fi, video surveillance, emergency response systems.


MinebeaMitsumi shares are listed on the Tokyo Stock Exchange and the Osaka Securities Exchange, the company is a constituent of the Nikkei 225 stock index.[8]

Minebea has the world's largest shares in 6 product areas such as ball bearings (65%) and pivot assemblies (65%). International Asian business accounts for 80% of Minebea's production and 50% of its sales.

Major shareholders

(top 10 shareholders, as of September 30, 2013)[9]

See also


  1. ^ "Corporate Profile". Minebea. Archived from the original on April 19, 2014. Retrieved April 17, 2014.
  2. ^ "History - MinebeaMitsumi".
  3. ^ "Bearings". Minebea. Retrieved April 17, 2014.
  4. ^ "Electronic devices and components". Minebea. Retrieved April 17, 2014.
  5. ^ "Measuring components". Minebea. Retrieved April 17, 2014.
  6. ^ "Guinness recognizes tiny ball bearing". The Yomiuri Shimbun. 2 September 2015. Retrieved 1 September 2015.
  7. ^ "Smallest commercially available steel ball bearing". 3 July 2015. Retrieved 4 March 2023.
  8. ^ "Components:Nikkei Stock Average". Nikkei Inc. Retrieved April 17, 2014.
  9. ^ "Main Shareholders". Minebea. Retrieved April 17, 2014.