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Overview

Glass and Ceramics Products

YAMAX Corp.

YAMAX is a manufacturer and seller of precast concrete secondary products for civil engineering and construction applications, including culverts, retaining walls, and arch structures (civil engineering segment), as well as PCa floors, beams, columns, balconies, and wall/floor panels for residential and commercial buildings (architectural segment). The company serves public infrastructure projects and the construction industry primarily in Japan, with particular strength in Kyushu, leveraging proprietary products such as Max Arch and Max Box-PJ developed through university research collaborations. In addition, YAMAX operates a housing business offering custom and designer homes ('Sarari no Ie' and 'Style Design'), as well as real estate development activities.

Market Cap

¥12.0B

US$76.8M

¥12.4B

US$79.2M

Stock¥1,242▼-1.19%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

4.4

LTM EV/EBIT

5.2

LTM PER

7.1

LTM PBR

1.3

Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-63.3%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Aug 7, 26Q1 FY2027/03 earnings announced

MC → EV Bridge

AI Briefing

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

85%

EquityD/E 0.18xDebt

Liquidity vs Debt 5Y (¥B)▼ Net Debt

CashInv. Sec.Debt

Shareholders

Top 10 hold 39.1%

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

Kiyoshi MOMORI

7.50%

Aso Corporation

6.77%

Custody Bank of Japan, Ltd. (Trust Account E)

4.47%

Taku MOMORI

4.05%

Marubeni Itochu Sumisho Techno Steel Inc.

3.94%

Mitsubishi UBE Cement Corporation

3.64%

The Minami-Nippon Bank,Ltd.

2.36%

Yukio EDA

2.27%

Kyowa Concrete Industry Co., Ltd.

2.16%

Narux Co., Ltd.

1.97%

Management

11 officers

Kiyoshi MOMORI

Director, Representative Director, Chairman

Oct 1963 Joined the Company Oct 1964 Senior Managing Director Mar 1974 Representative Director, President Apr 2014 Representative Director, Chairman (current) Tohoku Yamax Co., Ltd.: Representative Director, Chairman (current)

1943-06-30

Taku MOMORI

Director, Representative Director, President, General Manager, West Japan Business Division

Apr 1995 Joined the Company Apr 1999 General Manager, Sales Division, and Head, Housing Department Jun 1999 Director, General Manager, Sales Division, and Head, Housing Department Jun 2000 Managing Director, General Manager, Administration Division Apr 2003 Representative Director, Senior Managing Director, General Manager, Administration Division, General Manager, Accounting Department, and General Manager, Precast Products Division Apr 2014 Representative Director, President (current) Tohoku Yamax Co., Ltd.: Representative Director, President (current) Sep 2022 General Manager, West Japan Business Division (current)

1964-12-09

Masahiko MORI

Director, Vice President, Supervisor, Business Division

Apr 1963 Joined Shikoku Regional Development Bureau, Ministry of Construction Apr 2007 Joined Kyushu Construction Technology Management Association (General Incorporated Association) Jun 2013 Joined the Company Apr 2015 Advisor, Sales Management Headquarters, West Japan Business Division Jun 2016 Director, Vice President, Supervisor, Business Division (current)

1945-01-30

Hiroyuki WATANABE

Managing Director, General Manager, Administration Division, and Head, Overseas Business Promotion Office

Jul 1990 Joined the Company Apr 2009 General Manager, Administration Division Apr 2013 Executive Officer, Deputy General Manager, Administration Division Jun 2023 Director, General Manager, Corporate Planning Office, Head, Overseas Business Promotion Office, and General Manager, Administration Division Jun 2024 Managing Director, General Manager, Administration Division, and Head, Overseas Business Promotion Office (current)

1964-08-22

Keisuke URASAKI

Director, Supervising East Japan Business Division; General Manager, Kyushu Building Business Department, West Japan Business Division, and Fukuoka Branch Manager

Apr 1985 Joined the Company Apr 2008 General Manager, Fukuoka Branch, Precast Kyushu Block, West Japan Business Division Apr 2015 Executive Officer, General Manager, Kyushu Building Business Department, West Japan Business Division, and Fukuoka Branch Manager Jun 2021 Director (current) General Manager, Kyushu Building Business Department, West Japan Business Division, and Fukuoka Branch Manager Apr 2026 Supervising East Japan Business Division; General Manager, Kyushu Building Business Department, West Japan Business Division, and Fukuoka Branch Manager (current)

1962-05-31

Shingo KIYAMA

Director, General Manager, Production Division, West Japan Business Division

Jan 1989 Joined the Company Apr 2012 General Manager, Nagasu Plant, Precast Kyushu Block, West Japan Business Division Apr 2015 Executive Officer, Plant Manager, Nagasu Plant, Kyushu Building Business Department, West Japan Business Division Jun 2024 Director, General Manager, Production Division, West Japan Business Division (current)

1964-02-08

Yoshifumi MORITA

Director, General Manager, Sales Division, West Japan Business Division; General Manager, General Planning Office; General Manager, Construction Department

Jan 2010 Joined the Company Apr 2012 Manager, Kumamoto South Sales Office and Hitoyoshi Sales Office, Kumamoto Block, West Japan Business Division Apr 2024 Executive Officer, General Manager, General Planning Office, and Manager, Kumamoto Sales Department, Sales Division, West Japan Business Division Jun 2024 Director (current) General Manager, General Planning Office, General Manager, Sales Division, West Japan Business Division, and General Manager, Wide-Area Sales Department Feb 2026 General Manager, Sales Division, West Japan Business Division; General Manager, General Planning Office; General Manager, Construction Department (current)

1965-04-03

Kiyoshi TSURU

Director

Apr 1980 Registered with Kumamoto Bar Association Dec 2003 Opened Tsuru Yamamura Law Office as Head (current) Jun 2019 Director of the Company (current)

1953-01-02

Takafumi MATSUYAMA

Full-time Corporate Auditor

Jun 2005 General Manager, Internal Audit Department, Kagoshima Bank, Ltd. Jun 2006 Corporate Auditor, Kagoshima Leasing Co., Ltd. Apr 2009 Senior Managing Director, Infratech Co., Ltd. Jun 2019 Corporate Auditor of the Company (current)

1951-04-02

Kunisuke NAKAJIMA

Corporate Auditor

Aug 1988 Manager, Kiyama Sales Office, Kyushu Sangyo Kotsu Co., Ltd. Jul 1990 Joined the Company; General Manager, Accounting Department Jun 1999 Director, General Manager, Finance Department, Administration Division Jun 2003 Retired as Director Jun 2015 Corporate Auditor (current)

1942-09-20

Tsutomu INOUE

Corporate Auditor

Dec 2002 Joined Oshima Judicial Scrivener Office Apr 2003 Managing Partner, Human Support Legal Assistance Center, Judicial Scrivener Corporation (current) Apr 2025 Corporate Auditor of the Company (current)

1977-06-22

Large Shareholding Reports

No filings

Disclosures

No disclosures

Primary Source Filings

TDnet

2026-08-06

Q1 Earnings Flash

FY ending Mar 2027

YAMAX Corp.

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YAMAX Corp.

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