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Overview

ASKA CORPORATION

ASKA Co., Ltd. is an Aichi-based manufacturer engaged in the production and sale of automotive parts (press-formed and welded sheet metal components, mufflers), control systems (switchboards and control panels), and robot systems (industrial automation solutions). The company also operates Okayama International Circuit and a motorsports racing team through subsidiaries, alongside real estate rental, solar power generation, and non-life insurance agency businesses. Key competitive strengths include vertically integrated manufacturing capabilities, a global footprint spanning Japan, Indonesia, and the USA, and diversified business operations across automotive, automation, and motorsports sectors.

Market Cap

¥—B

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

—

LTM EV/EBIT

—

LTM PER

—

LTM PBR

—

No price data

Stock data unavailable

This company is listed on a regional exchange (Nagoya/Fukuoka/Sapporo) and is not distributed via J-Quants (JPX). Stock price, market cap, and EV-based multiples are not available. Financial data from public filings (P&L, BS, directors, etc.) remains accurate for analysis.

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

50%

EquityD/E 1.02xDebt

Liquidity vs Debt 5Y (¥B)▼ Net Debt

CashInv. Sec.Debt

Shareholders

Top 10 hold 61.9%

as of 2026-05-31 · Source: Annual Securities Report

CIS Co., Ltd.

25.28%

NICHIAS CORPORATION

13.63%

Sumitomo Mitsui Banking Corporation

4.93%

ASKA CORPORATION Employee Stock Ownership Association

3.22%

Yoshihiro KATAYAMA

2.97%

MUFG Bank, Ltd.

2.62%

TONE CO.,LTD.

2.62%

Aichi Bank, Ltd.

2.52%

Keisho KATAYAMA

2.10%

San ju San Bank, Ltd.

1.99%

Management

15 officers

Yoshiki KATAYAMA

Representative Director, President

Apr 1991 Joined the Company Mar 1998 Head of Sales Department, Control Systems Business Division, the Company Mar 1999 Representative Director, Katayama Co., Ltd. (now CIS Co., Ltd.) (current) Aug 1999 Head of President's Office, the Company Feb 2000 Director, the Company Sep 2000 Director, Head of Business Planning Department, the Company Dec 2004 Director, Head of Sales Department, Automotive Parts Business Division, the Company Feb 2006 Managing Director, the Company May 2007 President, ASKA USA Corporation (current) Jan 2008 Managing Director, Head of Robot Systems Business Division, the Company Feb 2009 Managing Director, Head of Panel and Switchboard Business Division; in charge of Robot Systems Business, the Company Feb 2010 Managing Director, Head of Panel and Switchboard Business Division, the Company Feb 2011 Senior Managing Director, Head of Automotive Parts Business Division, the Company Mar 2012 Representative Director, President, Okayama International Circuit Co., Ltd. (current) Feb 2015 Representative Director, President, the Company (current)

1967-12-09

Toshiaki TAKENOUCHI

Senior Managing Director, Head of Automotive Parts Business Division

Apr 1986 Joined the Company Mar 1994 Head of Accounting Department, the Company Feb 2002 Director, Head of Accounting Department, the Company Feb 2003 Director, Head of General Affairs Department, the Company Feb 2006 Managing Director, in charge of General Affairs, Accounting and Management Control, the Company Feb 2011 Senior Managing Director, in charge of General Affairs, Accounting and Management Control, the Company Jul 2012 Representative Director, President, AMI Co., Ltd. Feb 2015 Senior Managing Director, Head of Automotive Parts Business Division, the Company (current)

1963-07-11

Yoshihiro KATAYAMA

Managing Director, Head of Robot Systems Business Division

Apr 2003 Joined the Company Apr 2008 Head of Sales Department, Automotive Parts Business Division, the Company Feb 2011 Director, Head of Sales Department, Automotive Parts Business Division, the Company Mar 2012 Director, Head of Kota Plant, Automotive Parts Business Division, the Company Sep 2013 Director, Head of Sales Department, Automotive Parts Business Division, the Company Feb 2015 Managing Director, in charge of General Affairs, Accounting and Management Control, the Company Feb 2016 Managing Director, in charge of General Affairs, Accounting, Management Control and Development Division, the Company Mar 2018 Managing Director, Head of Administration Division, the Company Oct 2018 Representative Director, President, Justice Co., Ltd. (current) Feb 2023 Managing Director, Head of Control Systems Business Division, the Company Feb 2025 Managing Director, Head of Robot Systems Business Division, the Company (current)

1979-08-29

Masashi KAMIYA

Managing Director, in charge of Human Resources Strategy

Apr 1984 Joined the Company May 2004 Head of Manufacturing Department, Robot Systems Business Division, the Company Feb 2011 Director, Head of Panel and Switchboard Business Division, the Company Feb 2016 Managing Director, Head of Panel and Switchboard Business Division, the Company Jun 2020 Managing Director, Head of Control Systems Business Division, the Company Feb 2023 Managing Director, Head of Administration Division, the Company Mar 2023 Representative Director, President, Aska Co., Ltd. (current) Feb 2026 Managing Director, in charge of Human Resources Strategy, the Company (current)

1961-07-28

Keiji ISOGAI

Managing Director, in charge of Financial Strategy

Apr 1993 Joined the Company Mar 2018 Head of Accounting Department, Administration Division, the Company Dec 2020 Representative Director, President, MIRAI-LAB Co., Ltd. (current) Feb 2023 Director, Head of Accounting Department, Administration Division, the Company Apr 2025 Director, Deputy Head of Administration Division and Head of Accounting Department, the Company Feb 2026 Managing Director, in charge of Financial Strategy, the Company (current)

1970-10-17

Keisho KATAYAMA

Director (Non-Executive)

Apr 1967 Joined the Company Apr 1972 Head of President's Office, the Company Jan 1973 Director, Head of Electrical Equipment Department, the Company Jan 1984 Senior Managing Director, the Company Jan 1990 Representative Director, President, the Company Apr 1992 President, Aska Co., Ltd. Feb 2011 Representative Director, Chairman, the Company Feb 2023 Director (Non-Executive), the Company (current)

1944-01-28

Toshihiro MURAI

Director, Representative Director, President, AMI Co., Ltd.

Apr 1988 Joined the Company Jun 2014 Head of Sales Department, Robot Systems Business Division, the Company Dec 2022 Head of Production and Management Department, Robot Systems Business Division, the Company Feb 2023 Director, Head of Production and Management Department, Robot Systems Business Division, the Company Feb 2025 Director, Head of Sales Department, Automotive Parts Business Division, the Company Feb 2026 Director, Representative Director, President, AMI Co., Ltd. (current)

1966-03-13

Akitaka NAKAJIMA

Director, Head of Control Systems Business Division

Apr 1987 Joined the Company Dec 2021 Head of Design and Manufacturing Department, Robot Systems Business Division, the Company Feb 2022 Head of Sales and Engineering Department, Control Systems Business Division, the Company Feb 2024 Director, Head of Sales and Engineering Department, Control Systems Business Division, the Company Feb 2025 Director, Head of Control Systems Business Division, the Company (current)

1969-01-13

Mitsutaka HORI

Director, Head of Engineering Department, Automotive Parts Business Division

Apr 1998 Joined the Company Mar 2022 Head of Engineering Department, Automotive Parts Business Division, the Company Feb 2024 Director, Head of Engineering Department, Automotive Parts Business Division, the Company (current)

1974-04-04

Yoshiaki KATAYAMA

Director, in charge of Sales and Information Strategy

Apr 2022 Joined the Company Feb 2024 Director, Head of Information Strategy Office, Administration Division, the Company Feb 2026 Director, in charge of Sales and Information Strategy, the Company (current)

1993-11-13

Shinichi SUZUKI

Director, Representative Director, President, PT. AUTO ASKA INDONESIA

Apr 1986 Joined the Company Mar 2022 Plant Manager, Kariya Plant, Automotive Parts Business Division, the Company Feb 2025 Director, Deputy President, PT. AUTO ASKA INDONESIA, the Company Jul 2025 Director, Representative Director, President, PT. AUTO ASKA INDONESIA, the Company (current)

1967-07-10

Akira NAGASHIMA

Director, Head of Sales and Engineering Department, Robot Systems Business Division

Apr 1992 Joined the Company Jun 2014 Head of Design and Engineering Department, Robot Systems Business Division, the Company Jun 2018 Head of Design and Manufacturing Department, Robot Systems Business Division, the Company Dec 2022 Head of Sales and Engineering Department, Robot Systems Business Division, the Company Feb 2025 Director, Head of Sales and Engineering Department, Robot Systems Business Division, the Company (current)

1969-08-14

Takahiro SUGIURA

Director (Audit and Supervisory Committee Member)

Apr 1985 Joined the Company Feb 2004 Head of Product Department, Panel and Switchboard Business Division, the Company Feb 2006 Head of Sales Department, Panel and Switchboard Business Division, the Company May 2012 Managing Director, General Manager, Okayama International Circuit Co., Ltd. Nov 2014 Senior Managing Director, General Manager, Okayama International Circuit Co., Ltd. Feb 2017 Director, the Company May 2024 Representative Director, President, Okayama International Circuit Co., Ltd. Feb 2025 Director (Audit and Supervisory Committee Member), the Company (current)

1962-09-11

Hiroyuki KOBA

Director (Audit and Supervisory Committee Member)

Apr 1986 Joined Toyota Motor Corporation May 2019 Chief Engineer, GR Product Planning, Toyota Motor Corporation Feb 2024 Director (Audit and Supervisory Committee Member), the Company (current)

1962-01-16

Hironori UMATATE

Director (Audit and Supervisory Committee Member)

Apr 1987 Joined NICHIAS Corporation Jun 2021 Executive Officer, Deputy Head of Administration Division and Head of Legal Department, Administration Division, NICHIAS Corporation Jun 2022 Executive Officer, Head of Administration Division and Head of Legal Department, Administration Division, NICHIAS Corporation Oct 2023 Executive Officer, Head of Administration Division, NICHIAS Corporation (current) Feb 2025 Director (Audit and Supervisory Committee Member), the Company (current)

1963-10-10

Large Shareholding Reports

CIS Co., Ltd. (Representative Director: Yoshiki KATAYAMA)

2026-07-22

25.26%→28.86%

CIS Co., Ltd. (Representative Director: Yoshiki KATAYAMA)

2026-02-20

32.97%→25.26%

Disclosures

No disclosures

Primary Source Filings

EDINET

2026-07-22

Large Shareholding Report

ASKA CORPORATION

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ASKA CORPORATION

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