High Performance, High Precision, High Quality: The Result of Reliable Technology
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Corporate Overview

Corporate OverviewMitsuboshi Belting Ltd. was established in 1919 as a manufacturer of industrial belts and through untiring efforts has become one of the leading companies in the belt industry.

Now our products include waterproofing sheets and engineering plastics, but we have always adhered to the motto "produce quality and sell quality" in order to earn the trust of customers. Mitsuboshi's high-quality products are essential to daily life as well as progress of the industry.

We have always maintained strict quality assurance and both domestic and overseas factories are obtaining ISO 9001 or ISO/TS 16949, which is considered to be the most stringent international standard for quality management systems. Our main domestic factories and several other overseas factories have been certified by ISO14001, and we are actively engaged in development of environmentally-friendly products.

With the basic management policy, "to contribute to society by supplying goods of high performance, high precision and high quality" and the corporate philosophy, "to give attentive consideration to both humanity and nature", we strive for the prosperous future of the society.

Corporate Philosophy

  • To act with pride in how we stand today and look forward to the future.
  • To give attentive consideration to both humanity and nature.

Management Principle

  • To contribute to society by supplying goods of high performance, high precision and high quality.

Corporate Overview


  Mitsuboshi Belting Ltd.
Established October 10, 1919
Capital 8,150,251,031 yen
Employees Employees 4,342 (Non-consolidated: 713)
(March 31, 2019)
Shareholders: 4,303 (March 31, 2019)
Authorized Shares: 130,000,000 shares
Issued Shares: 32,604,198 shares
(March 31, 2019)
Stock Listings: First Sections of Tokyo Stock Exchange
Lines of Business
  • Power Transmission Belts and related products
  • Conveyor Belts & Systems and related products
  • Engineering Plastics
  • Engineering Structural Foams
  • Waterproof and Water Shielding Sheets
  • Metal Nanoparticles Related Products

Board of Directors
(October 14, 2019)

President Hajime Kakiuchi
Members of the Board

Yoshio Yamaguchi
Masayoshi Nakajima
Takashi Katayama
Takashi Usami
Ryuzo Miyao

Corporate Auditors Masahiro Kurono (standing)
Yoshi Okushima
Masayuki Hashimoto
Shinya Okuda

(June 27, 2019)

Executive Officers
(October 1, 2019)
Executive Officer
Hajime Kakiuchi

Vice-Senior Managing
Executrive Officer

Yoshio Yamaguchi
Vice-Senior Managing 
Executive Officer
Masayoshi Nakajima
Managing Executive Officers

Hiroshi Ikeda
Takeshi Hamura
Takashi Sasaki
Kenkichi Masuda
Keiji Mataba
Shinji Kuramoto
Toru Shimomura

Executive Officers

Toshimi Kumasaki
Kazutoshi Ishida
Kazuhiro Takeda
Toshimichi Takada
Naotsugu Morita
Akihiro Nagata
Nobuyasu Nishikawa
Isao Ideguchi


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