Asahi Kasei Microdevices | Group Companies | Company | Asahi Kasei

Asahi Kasei Microdevices

Corporate Profile

We provide devices and functions that are essential for the manufacturing processes and final products of our customers, through our innovative development, design, and production technology coupled with a robust marketing network. We will continue to build on our established presence to maintain industry leadership in the electronics field.

Products and businesses

Contact Us

Trade name Asahi Kasei Microdevices Corp.
Main businesses Hall elements, LSIs
Home office Hibiya Mitsui Tower, 1-1-2 Yurakucho, Chiyoda-ku, Tokyo 100-0006 Japan
President Eiji Honda
Paid-in capital ¥3,162 million
Shareholder Asahi Kasei Corp.
Phone +81-(0)3-6699-3933

(as of April 1, 2020)


Eiji Honda President & Representative Director,
Presidential Executive Officer
Masato Terada Director, Senior Executive Officer
Hideyuki Shinomiya Director, Senior Executive Officer
Izumi Kawata Director, Senior Executive Officer
Satoru Tamura Director
Naohiro Kuze Senior Executive Officer
Kosuke Suganuma Corporate Auditor
Tomoyuki Ishikawa Corporate Auditor

(as of June 25, 2021)

Major Subsidiaries and Affiliates


AKM Semiconductor, Inc. Sale of LSIs


Asahi Kasei Microdevices Europe GmbH Electronic devices marketing and technical support


Senseair AB Provision of sensing solutions; development, manufacture, and sale of gas sensor modules


Asahi Kasei Microdevices Korea Corp. Electronic devices marketing and technical support


Asahi Kasei Microdevices (Shanghai) Co., Ltd. Electronic devices marketing and technical support


Asahi Kasei Microdevices Taiwan Corp. Electronic devices marketing and technical support


Asahi Kasei Electronics Co., Ltd. Hall elements
Asahi Kasei Microsystems Co., Ltd. LSIs
Asahi Kasei Technosystem Co., Ltd. Oil leak detectors and other industrial systems