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Overview

Metal Products

IWABUCHI CORPORATION

Iwabuchi Corporation manufactures and sells a wide range of metal hardware and fittings for electrical and telecommunications infrastructure, including pole-mounted hardware for power distribution lines, telecommunications networks (NTT and others), CATV cable installation, disaster prevention wireless systems, and traffic signals/road signs. The company also produces concrete pole accessories and sports facility equipment such as ball-stop net supports for schools. Its products serve electric utilities, telecommunications companies, local governments, and transportation authorities across Japan, with manufacturing operations also in China.

Market Cap

¥15.6B

US$99.6M

¥7.55B

US$48.2M

Stock¥14,990▲+1.49%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

4.2

LTM EV/EBIT

4.8

LTM PER

18.6

LTM PBR

0.8

Stock vs TOPIX (1Y, base=100)vs TOPIX ▲+26.1%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Jan 5, 26New year activist-related buying

MC → EV Bridge

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

94%

EquityD/E 0.06xDebt

Liquidity vs Debt 5Y (¥B)▲ Net Cash

CashInv. Sec.Debt

Shareholders

Top 10 hold 44.6%

as of 2026-03-31 · Source: Annual Securities Report

IWABUCHI CORPORATION Business Partners' Stock Ownership Association

10.95%

INTERACTIVE BROKERS LLC (Standing Proxy: Interactive Brokers Securities Japan Inc.)

9.11%

SUMITOMO CORPORATION (SUMITOMO SHOJI KAISHA,LTD.)

4.80%

Hikari Shogakukai (Public Interest Foundation)

4.52%

IWABUCHI CORPORATION Employee Stock Ownership Association

3.59%

The Joyo Bank, Ltd.

3.45%

NIPPON STEEL CORPORATION

3.07%

Takeshi MITSUOKA

2.18%

Yamaguchi Press Industry Co., Ltd.

1.56%

Sumitomo Mitsui Trust Bank, Limited

1.35%

Management

12 officers

Shugo UCHIDA

Representative Director, President

Apr 1981 Joined the Company Mar 2002 Manager, Fukuoka Branch Jun 2006 Director; General Manager, Sales Department No. 1 Jun 2008 Director; General Manager, Sales Coordination Department, Sales Division Jun 2009 Managing Director; Deputy General Manager, Sales Division and General Manager, Sales Coordination Department Apr 2011 Senior Managing Director; General Manager, Sales Division and General Manager, Sales Coordination Department Apr 2012 Representative Director, President; General Manager, Sales Division Jun 2013 Representative Director, President; General Manager, Sales Division and Chairman, Haiyang Iwabuchi Metal Products Co., Ltd. Apr 2022 Representative Director, President; Chairman, Haiyang Iwabuchi Metal Products Co., Ltd. (current)

1958-07-13

Ichiro TOGASHI

Director, Vice President; General Manager, Administration Division and Head of President's Office

May 1991 Joined the Company Jan 2009 General Manager, General Affairs Department Apr 2011 General Manager, President's Office Jun 2018 Director; General Manager, President's Office Jul 2018 Director; Head of President's Office Jun 2022 Managing Director; Head of President's Office Jun 2024 Senior Managing Director; General Manager, Administration Division and Head of President's Office Jun 2026 Director, Vice President; General Manager, Administration Division and Head of President's Office

1960-10-27

Takayoshi OKUYAMA

Managing Director; General Manager, Sales Division and General Manager, Sales Department No. 1

Apr 1996 Joined the Company Apr 2013 Manager, Hiroshima Branch Apr 2022 General Manager, Sales Department No. 1 Jun 2023 Director; General Manager, Sales Department No. 1 Jun 2026 Managing Director; General Manager, Sales Division and General Manager, Sales Department No. 1

1972-04-19

Masatoshi SASAHARA

Director; General Manager, Sales Coordination Department

Apr 1988 Joined the Company Apr 2018 Manager, Fukuoka Branch Apr 2023 General Manager, Sales Coordination Department Jun 2024 Director; General Manager, Sales Coordination Department (current)

1975-04-30

Hirotsugu NISHIDA

Director; General Manager, Manufacturing Department

Mar 2002 Joined the Company Apr 2018 General Manager, Manufacturing Department Jun 2023 Director; General Manager, Manufacturing Department Jul 2024 Director; in charge of Production Division and General Manager, Manufacturing Department (current)

1970-01-01

Satoshi KINOSHITA

Director; General Manager, General Affairs Department

Apr 1996 Joined the Company Apr 2020 General Manager, General Affairs Department Jun 2025 Director; General Manager, General Affairs Department (current)

1973-06-15

Atsushi TAKABAYASHI

Director; General Manager, Production Engineering Department

Apr 1995 Joined the Company Apr 2020 General Manager, Product Development Department Jun 2024 Director; General Manager, Product Development Department Apr 2026 Director; General Manager, Production Engineering Department (current)

1972-01-24

Yoji KATO

Director; Manager, Nagoya Branch

Nov 2003 Joined the Company Apr 2022 Manager, Nagoya Branch Jun 2026 Director; Manager, Nagoya Branch

1970-10-12

Toshio IKEDA

Full-time Audit and Supervisory Committee Member (Director)

Oct 1987 Joined the Company Oct 2015 General Manager, Haiyang Iwabuchi Metal Products Co., Ltd. Apr 2018 General Manager, Sales Department No. 2 Jun 2022 Director; General Manager, Sales Department No. 2 Apr 2023 Director; in charge of Sales Department No. 2 Jun 2024 Full-time Audit and Supervisory Committee Member (Director) (current)

1960-08-28

Keiko TAKASHINA

Director, Audit and Supervisory Committee Member

Sep 2010 Passed the National Bar Examination Dec 2011 Joined Makoto Law Office Jun 2022 Director, Audit and Supervisory Committee Member of the Company (current)

1971-05-22

Yurika NAKAMURA

Director, Audit and Supervisory Committee Member

Apr 1991 Joined Ota Showa & Co. Apr 1994 Registered as Certified Public Accountant Apr 1998 Opened Nakamura CPA Office Aug 2001 Registered as Certified Social Insurance and Labor Consultant; opened Nakamura Social Insurance and Labor Consultant Office Feb 2003 Registered as Certified Tax Accountant Jul 2008 Established Mai Tax Corporation Jun 2025 Director, Audit and Supervisory Committee Member of the Company (current)

1968-12-21

Kotaro HIDAKA

Director, Audit and Supervisory Committee Member

Aug 2009 Joined Sumisho Steel Co., Ltd. (now Sumitomo Corporation Global Metals Co., Ltd.) Jan 2018 Seconded to Summit Steel Co., Ltd. as Manager (attached) May 2019 Manager (attached), Overseas Thin Sheet Business Division No. 1, Sumitomo Corporation Global Metals Co., Ltd. Jun 2024 Manager (attached), Thin Sheet Business Division, Sumitomo Corporation Global Metals Co., Ltd. (current) Jun 2026 Director, Audit and Supervisory Committee Member of the Company

1980-09-18

Large Shareholding Reports

Hiroshi Yamaguchi, Chairman, Iwabuchi Suppliers' Shareholding Association

2026-10-13

9.48%→10.50%

SENJIN CAPITAL PTY LTD

2026-10-13

8.27%→9.45%

Hiroshi Yamaguchi, Chairman, Iwabuchi Supplier Shareholding Association

2026-10-01

9.48%→10.50%

SENJIN CAPITAL PTY LTD

2026-07-14

7.72%→8.27%

SENJIN CAPITAL PTY LTD

2026-06-09

6.63%→7.72%

SENJIN CAPITAL PTY LTD

2026-05-13

5.54%→6.63%

SENJIN CAPITAL PTY LTD

2026-01-06

4.07%→5.54%

SENJIN CAPITAL PTY LTD

2025-09-17

—

SENJIN CAPITAL PTY LTD

2025-09-12

4.07%

Disclosures

No disclosures

Primary Source Filings

EDINET

2026-10-13

Large Shareholding Report

IWABUCHI CORPORATION

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IWABUCHI CORPORATION

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