Field Measuring Instruments

Field Measuring Instruments

In our mission to provide measurement technologies that protect the safety of society, we seek to contribute to the advancement of a brighter and more prosperous future.


Hioki’s measurement technology is widely used in the maintenance, repair, and operation of factories, businesses, and infrastructures, contributing to the safety and security of our daily lives. We also support the development of next-generation technologies in the automotive and new energy sectors by delivering high-quality instruments at a reasonable cost.


Founded in 1935, Hioki has grown to become a world leader in providing consistent delivery of test and measuring instruments. By integrating both R&D and manufacturing in a central facility, we succeed in implementing a fully sustainable end-to-end product innovation life cycle to deliver instruments characterized by precision, safety, and quality to customers around the world.

Technology advances on a daily basis, making possible safer and more comfortable human lifestyles and helping make dreams come true. The measuring instruments that underpin these advances also continue to evolve. To develop electrical measuring instruments that meet the changing needs of our times, one-third of all HIOKI employees work in research and development, an area where we invest approximately 10% of all revenue.

HIOKI, an R&D-focused company

Pursuing agile production

HIOKI works to implement optimal production structures that are capable of meeting changing market needs with high-quality products. Due to the nature of electrical measuring instruments, which serve as yardsticks for measuring electricity, it is necessary to ensure a high level of quality in their production. Working with the cooperation of suppliers, we continuously strive to ensure our manufacturing operations conform to the world’s highest standards of product quality.