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Billionaire Profile
Shigenobu Nagamori
Global Rank
#1551

Image: Abhisit Vejjajiva | CC BY 2.0 | via Wikimedia Commons

Shigenobu Nagamori

CEO, Motors
Kyoto, Japan
Real-Time Net Worth
$2.71B
Estimated based on Motors stock value as of September 10, 2026
-1.29% (24h)
Age
81
Source
Motors
Industry
Manufacturing
Citizenship
Japan

Biography

Shigenobu Nagamori, born in 1944, is a Japanese billionaire businessman and engineer, celebrated as the founder of Nidec Corporation. He transformed Nidec into the world's largest manufacturer of electric motors through strategic acquisitions and innovation, particularly in sectors like electric vehicles and data storage. Nagamori's estimated net worth is 2.4 billion, primarily from his stake in Nidec. His career reflects a strong emphasis on 'passion,' 'enthusiasm,' and 'tenacity,' fostering a proactive corporate culture and earning him recognition as a visionary leader.

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Data Updated
Sep 10, 2026
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Wealth Over Time

Net Worth History

YearNet Worth
2026$2.71B
2025$2.50B
2024$2.40B
2020$4.60B

Portfolio Holdings

Nidec Corporation

Nidec Corporation

6594manufacturing
Ownership
12%
Market Cap
$15.7B
Stock Price
$2204
Revenue
$17.2B
Kyoto, Japan
101,112 employees
Founded 1973

In-Depth Profile

Early Life

Shigenobu Nagamori was born in Kyoto, Japan, in 1944, into a farming family. He graduated from the Polytechnic University (formerly Institute of Vocational Training) near Tokyo with a degree in electrical engineering in 1967. After working for two engineering firms, Nagamori founded Nidec Corporation in 1973, at the age of 28. The company was initially focused on manufacturing precision motors for hard-disk drives, starting in a small prefabricated shed.

Rise to Success

Through aggressive mergers and acquisitions, Nagamori grew Nidec into a global enterprise. He integrated over 50 companies, expanding the company's reach and market share. In 1979, Nidec commercialized the world's first spindle motor for 8-inch hard disk drives, marking its entry into the data storage sector. Nidec achieved listings on major stock exchanges, including the Tokyo Stock Exchange in 1998 and the New York Stock Exchange in 2001 (delisted in 2016). Nagamori's leadership emphasized innovation, with Nidec holding the top position in units sold for hard-disk and optical drive motors.

Key Business Strategies

Nagamori's management philosophy emphasized "passion," "enthusiasm," and "tenacity." He promoted merit-based hiring and development, regardless of academic or professional background. His strategies included aggressive mergers and acquisitions, vertical integration, and continuous investment in research and development. Nagamori focused on high-value segments like traction motors and drivetrain systems for electric vehicles.

Philanthropy

Nagamori established the Nagamori Foundation to support scientific and industrial development. The foundation administers the Nagamori Awards, which recognize achievements in motor-related technologies. He has also extended his influence to education, serving as chairman of the Nagamori Gakuen Educational Foundation since 2018, overseeing the establishment of Kyoto University of Advanced Science (KUAS).

Career Milestones

1973

Founded Nidec Corporation

Established Nidec in Kyoto, focusing on precision motors.

1979

Commercialized Spindle Motor

Introduced the world's first spindle motor for 8-inch hard disk drives.

1998

Listed on Tokyo Stock Exchange

Nidec listed on the Tokyo Stock Exchange.

2001

Listed on New York Stock Exchange

Nidec listed on the New York Stock Exchange (delisted in 2016).

2006

Recognized as a Top CEO

Named one of the world's 30 best CEOs by Barron's magazine.

2014

Launched Nagamori Awards

Inaugurated the Nagamori Awards for motor-related R&D engineers.

2018

Chairman of Educational Foundation

Appointed chairman of the Kyoto Gakuen Educational Foundation, later renamed to Nagamori Gakuen Educational Foundation.

2024

Stepped Down as CEO

Stepped down as CEO, but remained chairman.

2025

Resigned as Chairman

Resigned as chairman of Nidec's board.

Philanthropy & Social Impact

Science and Technology

Nagamori Foundation

Undisclosed

Supports scientific and industrial development through the Nagamori Awards and financial aid for researchers.

Education

Kyoto University of Advanced Science (KUAS)

$90M

Donated to set up an engineering research project at Kyoto Gakuen University, which was later re-founded as KUAS, emphasizing practical, industry-relevant training.

Business Philosophy & Leadership

Notable Quotes

"When I'm asked by investors, I tell them they're No. 1, but it's not what I really think."

"I speak my mind if shareholders ask strange questions at the annual general meeting. I tell them it would be better if the likes of you didn't own our shares."

"I can't choose my shareholders, but you can choose the company you invest in."

Leadership Principles

Passion and Enthusiasm

Emphasizing the importance of passion and enthusiasm in the workplace.

Tenacity

Promoting tenacity and perseverance in achieving goals.

Merit-Based Hiring and Development

Prioritizing hiring and promoting based on merit, regardless of background.

Employee Focus

Prioritizing employees and their well-being, believing they are more important than investors.

Controversies & Challenges

2025

Accounting Issues

Accounting irregularities at Nidec's subsidiaries led to delays in filings, credit downgrades, and the risk of delisting in Tokyo, prompting Nagamori to step down as chairman.

Billionaires Connected to Shigenobu Nagamori

Peers in Manufacturing

All Manufacturing billionaires

Richest in Japan

All billionaires from Japan

Adjacent Global Ranks

Full global ranking

Frequently Asked Questions

What is Shigenobu Nagamori's net worth in 2026?
As of 2026, Shigenobu Nagamori's estimated net worth is $2.705 billion, ranking #1551 among the world's billionaires. The estimate is based on publicly available shareholding data and market prices, updated daily.
How did Shigenobu Nagamori make their money?
Shigenobu Nagamori's wealth primarily comes from Motors, most notably through Motors.
Where is Shigenobu Nagamori from?
Shigenobu Nagamori is from Japan.
How old is Shigenobu Nagamori?
Shigenobu Nagamori is 81 years old.

Sources & References

  1. Shigenobu Nagamori — Wikipedia Wikipedia