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Overview

Nonferrous Metals

Onamba Co.,Ltd.

Onamba is a comprehensive wiring systems manufacturer offering an integrated production lineup spanning electric wires and cables, wire harnesses, harness processing machinery and parts, and renewable energy-related products. The company serves industrial equipment markets with cables for power transmission, communications, control, and camera applications, emphasizing advanced technology and environmental compliance. With 13 locations across 7 countries, Onamba leverages global production cost advantages alongside domestic manufacturing support to deliver end-to-end development through mass production capabilities.

Market Cap

¥18.0B

US$115M

¥8.53B

US$54.4M

Stock¥1,476▼-0.61%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

2.3

LTM EV/EBIT

3.0

LTM PER

11.4

LTM PBR

0.6

Stock vs TOPIX (1Y, base=100)vs TOPIX ▲+12.3%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Oct 27, 25Stock rise in line with TOPIX gains

2Nov 5, 25Be Brave Izumida files major stake report

3Nov 6, 25Profit-taking after Be Brave stake filing

4Nov 12, 25Profit-taking from speculative buying

5Aug 7, 26Q2 FY2026/12 earnings announced

MC → EV Bridge

AI Briefing

Generating insights…

Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

93%

EquityD/E 0.08xDebt

Liquidity vs Debt 5Y (¥B)▲ Net Cash

CashInv. Sec.Debt

Shareholders

Top 10 hold 45.8%

as of 2026-06-30 · Source: Annual Securities Report

ESG Investment Partnership

8.31%

KANEKA CORPORATION

6.80%

Nippon Life Insurance Company

4.99%

Sumitomo Electric Industries,Ltd.

4.51%

MUFG Bank, Ltd.

4.25%

The Nanto Bank,Ltd.

3.94%

Onamba Co.,Ltd. Business Partners' Stock Ownership Association

3.57%

Tetsuo ONO

3.24%

Sumitomo Mitsui Banking Corporation

3.21%

Denkyo Group Holdings Co.,Ltd.

3.02%

Management

11 officers

Tadatoshi KIJIMA

Representative Director, President

Apr 1980 Joined Matsushita Electric Industrial Co., Ltd. (now Panasonic Corporation) Apr 2010 General Manager, Panasonic Home Appliances (China) Co., Ltd. (Panasonic China Co., Ltd.) Feb 2017 Executive Officer, Onamba Co., Ltd. Mar 2018 Director, Onamba Co., Ltd. Mar 2019 Managing Director, Onamba Co., Ltd. Mar 2020 Senior Managing Director, General Manager of Administration Division, Onamba Co., Ltd. Mar 2021 Representative Director, President, Onamba Co., Ltd. (current)

1958-03-06

Atsuhiro MIYAMOTO

Representative Director, Executive Vice President

Apr 1983 Joined Matsushita Electric Industrial Co., Ltd. (now Panasonic Corporation) Apr 2016 Head of Accounting Center, Automotive & Industrial Systems Company, Panasonic Corporation Apr 2020 Executive Officer, Onamba Co., Ltd. Mar 2021 Director, Onamba Co., Ltd. Mar 2022 Managing Director, Onamba Co., Ltd. Mar 2024 Senior Managing Director, General Manager of Administration Division, Onamba Co., Ltd. Mar 2026 Representative Director, Executive Vice President, Onamba Co., Ltd. (current)

1960-04-08

Hideaki YAMADA

Managing Director

Oct 1989 Joined Union Machinery Co., Ltd. Apr 2013 Director and General Manager, Junxing Precision Parts (Huizhou) Co., Ltd. Oct 2018 Representative Director, President, Union Machinery Co., Ltd. (current) Mar 2022 Director, Onamba Co., Ltd. Mar 2026 Managing Director, Onamba Co., Ltd. (current)

1961-08-10

Yasuhiro KUMAGAI

Managing Director, General Manager of Administration Division

Mar 1987 Joined Onamba Co., Ltd. Dec 2014 President, Czech Republic Onamba s.r.o. May 2019 General Manager, Eastern Japan Sales Department, Sales Division, Onamba Co., Ltd. Apr 2022 Executive Officer, Onamba Co., Ltd. Mar 2025 Director, Onamba Co., Ltd. Mar 2026 Managing Director, General Manager of Administration Division, Onamba Co., Ltd. (current)

1965-03-24

Naohito ASAMI

Director, General Manager of Production & Development Division

Apr 1989 Joined Matsushita Electric Industrial Co., Ltd. (now Panasonic Corporation) Apr 2013 General Manager, Heater Device Business, Electrical Systems Business Division, AIS Company, Panasonic Corporation Oct 2014 Deputy General Manager, Panasonic Automotive Systems China, Panasonic Corporation Apr 2020 General Manager, EMBU Business Unit, Automotive Systems Business Division, PAS Company, Panasonic Corporation Apr 2025 Executive Officer, Onamba Co., Ltd. Mar 2026 Director, General Manager of Production & Development Division, Onamba Co., Ltd. (current)

1968-07-14

Tsukasa HORIUCHI

Director, General Manager of Sales Division

Apr 1992 Joined Onamba Co., Ltd. Feb 2014 Director and General Manager, Onamba (Shanghai) Trading Co., Ltd. Apr 2018 Chairman and General Manager, Onamba (Shanghai) Trading Co., Ltd. Apr 2021 General Manager, Head Office Sales Department, Sales Division, Onamba Co., Ltd. Apr 2024 Executive Officer, Onamba Co., Ltd. Mar 2026 Director, General Manager of Sales Division, Onamba Co., Ltd. (current)

1969-04-12

Hidehiko FUJII

Director

Apr 1983 Joined Sumitomo Bank (now Sumitomo Mitsui Banking Corporation) Jan 1988 Deputy General Manager, Economic Research Department, Sumitomo Bank Jul 2011 Executive Director, General Manager of Research Department, The Japan Research Institute, Limited Apr 2016 Professor, Faculty of Foreign Languages, Kansai Gaidai University (current) Mar 2022 Director, Onamba Co., Ltd. (current)

1959-10-23

Ayumu KASATO

Director

Dec 2016 Registered with Osaka Bar Association Jan 2017 Joined Kyowa Sogo Law Office (current) Mar 2023 Director, Onamba Co., Ltd. (current)

1978-09-21

Makoto IKEDA

Full-time Corporate Auditor

Apr 1983 Joined Matsushita Electric Industrial Co., Ltd. (now Panasonic Corporation) Nov 2003 Representative Director, President, Panasonic AVC Networks India Co., Ltd. Apr 2013 Head of Audit, Accounting Center, AVC Networks Company, Panasonic Corporation Aug 2020 Director in charge of Administration, Gamba Osaka Co., Ltd. Feb 2025 Advisor, Onamba Co., Ltd. Mar 2025 Full-time Corporate Auditor, Onamba Co., Ltd. (current)

1960-07-16

Teiji KAMIKO

Corporate Auditor

Apr 1993 Registered with Osaka Bar Association; joined Yodoyabashi Joint Law Office (now Yodoyabashi-Yamagami Law Office) (current) Jun 2001 Outside Corporate Auditor, G-7 Holdings Inc. Mar 2016 Corporate Auditor, Onamba Co., Ltd. (current) Jun 2017 Outside Corporate Auditor, Takamiya Co., Ltd. Dec 2019 Outside Director, Himeno-gumi Co., Ltd. Jun 2022 Outside Director, G-7 Holdings Inc. Jun 2022 Outside Director, Takamiya Co., Ltd. (current) Jun 2024 Non-Standing Auditor, Osaka Shinkin Bank (current)

1965-08-19

Kunio MATSUMOTO

Corporate Auditor

Apr 1984 Joined National Tax Agency Jul 1991 Director, Wajima Tax Office Jul 2003 Director, Investigation Department, Kumamoto Regional Taxation Bureau Jul 2016 Director, Fukuoka Regional Tax Tribunal Mar 2019 Corporate Auditor, Onamba Co., Ltd. (current)

1960-10-25

Large Shareholding Reports

Be Brave Co., Ltd., Representative Director Kazuto IZUMIDA

2026-02-02

7.54%→10.52%

Be Brave Co., Ltd., Representative Director Kazuto IZUMIDA

2025-11-12

6.48%→7.54%

Be Brave Co., Ltd., Representative Director Kazuto IZUMIDA

2025-11-07

5.21%→6.48%

Be Brave Co., Ltd., Representative Director Kazuto IZUMIDA

2025-11-04

5.21%

Disclosures

No disclosures

Primary Source Filings

EDINET

2026-08-07

Semi-Annual Securities Report

Period: Jan 2026 – Dec 2026

Onamba Co.,Ltd.

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Onamba Co.,Ltd.

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