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About AKM
About AKM
We, Asahi Kasei Microdevices offer a variety of advanced sensing devices based on compound semiconductor technology and sophisticated IC products featuring analog/digital mixed-signal technology.
AKM stands for Asahi Kasei Microdevices Corporation.
(as of April 01, 2026)
Trade name
Asahi Kasei Microdevices Corporation
Head office
Hibiya Mitsui Tower 1-1-2 Yurakucho, Chiyoda-ku, Tokyo 100-0006 Japan
President
Naoyuki Kurita
Paid-in capital
JPY 3,171 million
Main businesses
Hall elements, ICs
Main Affiliates
Japan
Asahi Kasei Technosystem Corporation
AKM Technology Corporation
Asahi Kasei Electronics Manufacturing Corporation
Overseas
AKM Semiconductor, Inc.
Asahi Kasei Microdevices Europe GmbH
Asahi Kasei Microdevices Korea Corporation
Asahi Kasei Microdevices (Shanghai) Co., Ltd.
Access from the nearest stations
Hibiya subway station: direct passage
Yurakucho subway station: 4 min. on foot
Ginza subway station: 5 min. on foot
JR Yurakucho station: 5 min. on foot
1980
Asahi Kasei Microdevices Corporation
1982
Miyazaki Electronics renamed to Asahi Kasei Electronics ("AKE")
1983
Asahi Kasei founded Asahi Microsystems as a 50:50 JV with AMI, started IC business
1984
Established LSI Design Center
1986
Turned Asahi Microsystems to a 100% subsidiary of Asahi Kasei Corp, renamed to Asahi Kasei Microsystems ("AKM")
AKE Fuji fabrication facility started its operation
1993
AKM Nobeoka wafer fabrication facility started its operation
1995
Established AKM Semiconductor Inc. (San Jose, USA)
1996
Opened an office in Europe
2002
Electronic equipment operations of San Denshi Industry are spun off as Asahi Kasei Technosystem Corporation
2003
Established Asahi Kasei EMD Corp by transferring electronics business of Asahi Kasei Corp
2004
Opened an office at Shanghai, China
2006
AKE Fuji fabrication facility (fab3) started its operation
Opened Miyazaki Design Center (Currently known as AKM TECHNOLOGY Corporation)
2007
AKE and AKM integrated business with Asahi Kasei EMD Corp
Opened an office at Seoul, Korea
2008
Established a local subsidiary in China (Shanghai, China)
2009
Transferred electronics material business to Asahi Kasei e-Materials, renamed Asahi Kasei Microdevices Corporation ("AKM")
2016
Established a local subsidiary in Germany (Dusseldorf, Germany)
2018
Acquisition of Senseair
Asahi Kasei Microdevices Corp.
Marketing & Sales Center Administration Dept.
Hibiya Mitsui Tower 1-1-2 Yurakucho, Chiyoda-ku, Tokyo 100-0006, Japan
TEL +81-3-6699-3943
Asahi Kasei Microdevices Corp.
Hulic Shin-Yokohama 2-chome Building, 2-13-15 Shin-Yokohama, Kohoku-ku, Yokohama, Kanagawa Prefecture
Asahi Kasei Microdevices (Shanghai) Co., Ltd.
Room103, BLK6, REEB1987 center, No.91 Yimei Road, Minhang, Shanghai, China
TEL +86-21-6391-5500
Asahi Kasei Microdevices (Shanghai) Co., Ltd. Shenzhen Branch
Room 901-902, Building T7, Qianhai Kerry Centre, Qianhai Avenue, Qianhai Shenzhen-Hong Kong Cooperation Zone, Nanshan District, Shenzhen, 518052, China
TEL +86-755-2360-7330
Asahi Kasei Microdevices (Shanghai) Co., Ltd. Beijing Branch
Suite 2011, Gemdale Plaza, 91 Jianguo Road, Chaoyang District, Beijing, China 100022
TEL +86-10-6569-3939
Asahi Kasei Microdevices Korea Corp.
Marketing & Sales Center Administration Dept.
19F, One IFC, 10, Gookjegeumyoong-Ro Yeouido-Dong, Yeongdeungpo-Gu, Seoul 07326, Korea
TEL +82-2-3775-0990
AKM Semiconductor, Inc.
6541 Via Del Oro Suite D, San Jose, CA 95119, USA
TEL +1-408-436-8580
Asahi Kasei Microdevices Europe GmbH
Fringsstraße 17, 40221 Düsseldorf, Germany
TEL +49 (0) 211 33 99 2000
Senseair AB
Stationsgatan 12, 82471 Delsbo, Sweden
Magnetic sensors
AKM provides magnetic sensor products based on its compound semiconductor thin-film technology, enabling highly accurate detection of position, angle, rotation, and current.
These products are used in a wide range of applications, including air conditioning systems, automotive equipment, and smart devices, contributing to energy efficiency, enhanced functionality, and improved safety.
Utilizing this technology, AKM also offers sensing devices such as infrared (IR) sensors, providing solutions for an expanding range of sensing applications.
Gas Sensors
NDIR gas sensing devices and compact NDIR gas sensors featuring high precision, low power consumption, and high reliability. Solutions for a wide range of gas sensing applications, including CO₂, flammable gases, alcohol, and refrigerants, are provided to meet diverse customer needs. They contribute to solving social challenges such as energy conservation, refrigerant leak detection, and drunk driving prevention, helping to realize a safe, secure, and comfortable society.
Semiconductors
AKM provides high-performance ICs for audio, communication, and sensing applications, leveraging its proprietary circuit technologies, including analog and digital mixed-signal design.
These products utilize highly accurate signal processing and low-power technologies to convert information from people, sound, space, and the environment into valuable data.
They contribute to the advancement of automotive equipment, industrial systems, and smart devices.
Asahi Kasei Microdevices (AKM) operates an electronic components business as a member of the Asahi Kasei Group's material sector. AKM provides customers with unique products by combining the compound semiconductor technology mainly used for magnetic sensors with the ASIC/analog circuit technology based on silicon semiconductors.
In recent years, by anticipating the needs of the AI era, we are proposing sensing and audio solutions.
Our products and solutions with these features are expanded over a wide range of fields, including mobile communication devices and consumer products as well as automotive electronics devices, household equipment, and industrial equipment.
We have always been guided by the needs of our customers and end-users and we will work together with customers to achieve the solutions that truly meet the needs of the customers and end-users.
We look forward to continuing to serve customers with superior AKM products.
Naoyuki Kurita
President
Asahi Kasei Microdevices Corporation
Tagline
Be a Connector.
Diversity creates value.
When you bring different things together, the result is innovation and ideas the world has never seen.
Doing the expected leads to expected results.
Change is not linear.
It can be uncomfortable.
Being different takes a commitment.
To see the value in diverse perspectives.
To see the new possibility in combining technologies.
To put companies together that drive innovation.
We believe in the power of different.
It’s how we’ve always operated.
We combine ideas in a way that turns differences into strength.
And aim for new solutions that help move the world forward.
Mission
To expand the realm of perception by combining technologies.
We will expand the limits of what people can experience, with breakthrough ideas that combine technologies, and implement innovation that grows the possibilities of perception.
Value
1. Start with the unknown.
Innovation allows you to break new ground. So, when you find an unprecedented idea, it’s not a reason to believe you can’t do something. It’s the starting line.
2. Think as you go.
No matter the type of work, just start trying. Consider your approach on the fly as you work. Being able to stay free and flexible, without being held back by rules or theories is our unique strength as an independent company.
3. Change is evolution.
Change means leaving behind the way things have been done. After you move past uncertainty, new discoveries await. Being able to evolve starts with change. Change isn’t something to fear. Enjoy it. That’s our mindset.
4. Combine differences.
When you combine different things, you often get surprising results. It’s how you create value that never existed before. Bringing together different people, technologies or companies is how we operate. Having compact, agile and diverse businesses is our strength.
5. Challenge relentlessly.
Pursue every challenge our partners face with tenacity and care until the job is done. Refusing to give up, with optimism, is our DNA.
What is our basic purpose?
We, the Asahi Kasei Group, contribute to life and living for people around the world.
This is the Asahi Kasei Group’s unchanging reason for being. What we never cease to strive for, though the needs of society change throughout the ages. It is in our very nature, deriving from a sincere regard for the people of the world.
What direction are we headed in?
Providing new value to society by enabling “living in health and comfort” and “harmony with the natural environment.”
This vision for the Asahi Kasei Group indicates the direction in which our business activities advance based on our Group Mission to meet the needs of the times.
The character of Asahi Kasei
Sincerity - Being sincere with everyone.
Challenge - Boldly taking challenges, continuously seeking change.
Creativity - Creating new value through unity and synergy.
These are the shared values that must be held by the people who work in the Asahi Kasei Group. They define our fundamental approach in the process of pursuing our Group Mission, held in common among our diverse range of personnel.
We always imagine the world of tomorrow, and envision what needs to be created.
The commitment of the Asahi Kasei Group: To do all that we can in every era to help the people of the world make the most of life and attain fulfillment in living. Since our founding, we have always been deeply committed to contributing to the development of society, boldly anticipating the emergence of new needs. This is what we mean by "Creating for Tomorrow."
The Asahi Kasei Group operates in the three business sectors of Healthcare, Homes, and Material.
The Asahi Kasei Group contributes to life and living for people around the world
Since our founding in 1922, the Asahi Kasei Group has advanced its core technology based on chemistry and has grown into a globally distinctive enterprise with three business sectors—Healthcare, Homes, and Material—continuously creating innovative products, services, and business models.
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