With Japan quality manufacturing and world class technology, we lead optical device solution
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Our optical technology supports 5G and IoT across the globe
Kyoto Semiconductor offers optical devices which are strategically important in 5G communication base stations and IoT.
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We offer high quality optical devices and solutions to customers worldwide
Our solutions include 30GHz photodiode, wide wavelength area from ultraviolet to mid-infrared and high-precision of packaging.
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News & Topics

  • New Product

    New product announcement

  • New Product

    New product announcement

  • News

    [Information] Extension of the working-from-home system for employees

    Based on the Japanese government’s announcement that the state of emergency is extended until May 31st, Kyoto Semiconductor has decided to continue the working-from-home system for employees until the same date.
    We keep putting the safety and the well-being of our employees as a top priority while we are making utmost effort to minimize the impact of this to our customers’ business.
    Again, we will keep posting the latest information as the situation evolves.
    Thank you and stay safe.

About Us

About Us

To respond to the latest needs of our customers, our development, production, and sales divisions are working together to manufacture products that take advantage of our high degree of specialization and proprietary technologies.

Product line-up

Optical Communication Devices
Optical Communication Devices

Supporting the progression of an Advanced Information Society in the Optical Communications Field.
Amongst the various types of optical communication devices, we are concentrating its efforts in the field of fiber-optic power monitors for Optical communication Networking Systems.

Photodevices for Sensors

We are expanding our market reach into Intelligent Transport System (ITS) applications and making efforts in developing new applications for Image processing, Surveillance camera, Light source for plant growth, Sterilization/Disinfection equipment and Gas analyzer and so on.

Photodevices for Sensors