Hioki Ee Executive and Leadership Team

August, 2026

Leadership Overview

Hioki Ee has 5 executives leading key functions including corporate strategy, global market expansion, and precision manufacturing operations.

Dedicated to advancing electrical measurement technology, Hioki Ee maintains a commitment to high-precision engineering and global industrial innovation through the development of advanced test and measuring instruments.

Leadership Roles at Hioki Ee

  • President & Chief Executive Officer - Tatsuyoshi Yoshiike
  • President & Chief Executive Officer - Masanobu Machida
  • President & Chief Executive Officer - Kazutoshi Hosoya
  • President - Masayuki Yamabe
  • Chief Marketing Officer - Yasunao Takano
  • Tatsuyoshi Yoshiike - President & Chief Executive Officer

    Tatsuyoshi Yoshiike, the President & Chief Executive Officer at Hioki Ee, directs the overarching corporate strategy for the development of test and measuring instruments. Yoshiike oversees the integration of research and development with manufacturing excellence to ensure the delivery of high-precision solutions. By aligning internal engineering capabilities with global market demands, the President & Chief Executive Officer drives long-term growth and operational efficiency. This leadership role involves constant collaboration with the board to maintain the company's competitive edge in the electrical measurement sector. Tatsuyoshi Yoshiike monitors the performance of regional divisions to ensure consistent quality standards across all international markets. Through the implementation of lean manufacturing principles, the President & Chief Executive Officer optimizes production cycles. Ultimately, Yoshiike secures the financial health of the organization while fostering a culture of technical innovation that defines the company's legacy in the global test equipment industry.

    Masanobu Machida - President & Chief Executive Officer

    Masanobu Machida, the President & Chief Executive Officer at Hioki Ee, manages the expansion of the company's global service network and customer support infrastructure. Machida focuses on the deployment of advanced diagnostic tools across diverse industrial sectors, ensuring that clients receive optimal technical support. The President & Chief Executive Officer architects strategic partnerships to enhance the distribution of measuring instruments in emerging markets. By analyzing market trends, Masanobu Machida identifies new opportunities for product application in renewable energy and automotive testing. This leadership role requires close coordination with the sales teams to refine the customer experience and improve service delivery speed. The President & Chief Executive Officer prioritizes the development of sustainable business practices that align with the company's long-term environmental goals. Through rigorous oversight of service operations, Machida ensures that the organization maintains its reputation for reliability and precision in every international market served.

    Kazutoshi Hosoya - President & Chief Executive Officer

    Kazutoshi Hosoya, the President & Chief Executive Officer at Hioki Ee, leads the digital transformation of the company's manufacturing processes and data analytics capabilities. Hosoya oversees the implementation of smart factory technologies to increase precision in the production of electrical measuring instruments. The President & Chief Executive Officer drives the adoption of automated quality control systems to minimize defects and maximize output efficiency. By integrating advanced software solutions into the hardware design cycle, Kazutoshi Hosoya accelerates the time-to-market for new product lines. This leadership role involves managing cross-functional teams to ensure that technical advancements meet the evolving needs of the global electronics industry. The President & Chief Executive Officer monitors operational metrics to identify bottlenecks and implement corrective strategies. Through the continuous improvement of manufacturing workflows, Hosoya strengthens the company's position as a leader in high-precision test equipment, ensuring that every instrument meets the highest standards of accuracy.

    Masayuki Yamabe - President

    Masayuki Yamabe, the President at Hioki Ee, oversees the internal operational governance and the alignment of departmental objectives with the company's core mission. Yamabe directs the administrative functions that support the design and manufacturing of high-precision measuring instruments. The President manages the allocation of resources across various business units to ensure that production schedules remain consistent with global demand. By fostering collaboration between the engineering and sales departments, Masayuki Yamabe ensures that the company's technical innovations translate into tangible market success. This leadership role involves the implementation of corporate policies that promote efficiency and employee development. The President monitors the performance of the supply chain to mitigate risks and maintain the steady flow of components required for instrument assembly. Through the strategic management of internal operations, Yamabe supports the company's long-term growth objectives and maintains the high standards of quality that define the organization's presence in the global test equipment industry.

    Yasunao Takano - Chief Marketing Officer

    Yasunao Takano, the Chief Marketing Officer at Hioki Ee, directs the global branding and market positioning strategies for the company's portfolio of test and measuring instruments. Takano oversees the development of comprehensive marketing campaigns that highlight the precision and reliability of the company's engineering solutions. The Chief Marketing Officer analyzes competitive landscapes to refine the value proposition for key industrial segments, including power electronics and battery testing. By leveraging data-driven insights, Yasunao Takano optimizes the reach of digital marketing initiatives across international territories. This leadership role requires constant interaction with product development teams to ensure that marketing messaging accurately reflects the technical capabilities of new instruments. The Chief Marketing Officer manages the company's presence at major industry trade shows and technical conferences to build brand authority. Through strategic communication, Takano drives market awareness and supports the sales organization in achieving revenue targets within the highly competitive global test equipment market.

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    Frequently Asked Questions Regarding Hioki Ee Top Executives and Leadership Team

    Who leads Hioki Ee?
    Hioki Ee is led by Tatsuyoshi Yoshiike (President & Chief Executive Officer), along with executives such as Masanobu Machida (President & Chief Executive Officer) and Kazutoshi Hosoya (President & Chief Executive Officer).
    Who is part of Hioki Ee’s executive team?
    The executive team of Hioki Ee includes leaders such as Tatsuyoshi Yoshiike (President & Chief Executive Officer), Masanobu Machida (President & Chief Executive Officer), Kazutoshi Hosoya (President & Chief Executive Officer) and other senior executives.
    How many executives does Hioki Ee have?
    Hioki Ee has 5 executives leading key business areas.
    What roles are included in Hioki Ee’s leadership team?
    The leadership team of Hioki Ee includes roles such as President & Chief Executive Officer, President & Chief Executive Officer, President & Chief Executive Officer, President, Chief Marketing Officer.