About Hamai
Hamai is a publicly listed company based in Shinagawa (Japan) founded in 1927. Valves for high-pressure gas containers, piping, and LPG are manufactured. The company has 288 employees. Its website hamai-net.com draws about 11 thousand monthly visits. Hamai offers products and services including LP Gas Valves and Hydrogen Valves. Its focus areas include Industrial Goods and Manufacturing and Manufacturing Services. Its legal entity is Hamai Industries Limited.
Company details
Hamai was established in 1927 in Shinagawa, Japan, as a manufacturer in the industrial sector. Valves designed for high-pressure gas containers, piping systems, and liquefied petroleum gas (LPG) containers are produced. Operations center on engineering and supply of these components for gas handling applications. Leadership is provided by managing directors Shinichi Kawamura, Watanabe Hiroyuki, and Yoshimura Shinsuke, with the domain hamai-net.com supporting global outreach.
- Headquarters Shinagawa, Japan
- Employees 288
- Stage Public
- SectorsIndustrial Goods & Manufacturing
- Phone•••• ••••
- Website hamai-net.com
- Legal Name Hamai Industries Ltd.
- Annual Revenue$81.19 M (USD)5.14as on Dec 31, 2025
- Net Profit$5.3 M (USD)61.68as on Dec 31, 2025
- EBITDA$10.85 M (USD)-6.26as on Dec 31, 2025
- Employee Count288
Products & Services of Hamai
Hamai offers a comprehensive portfolio of products and services, including LP Gas Valves and Hydrogen Valves.
LP gas valves are supplied for containers and various applications, achieving significant market share in domestic use
Hydrogen valves are developed for fuel cell vehicles and systems, incorporating advanced technology for safety and durability
People of Hamai
4 people are tracked at Hamai (4 in leadership); the tracked headcount is 288.
| Name | Role | Group |
|---|---|---|
Shinichi Kawamura | Managing Director | Leadership |
Watanabe Hiroyuki | Managing Director | Leadership |
Yoshimura Shinsuke | Managing Director | Leadership |
Satoshi Kasai | President and CEO | Leadership |
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IPO & Listings of Hamai
Hamai is a publicly listed company on the TSE with ticker symbol 6497 in Japan, operating in the Producer manufacturing sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- IPO date16 Jul 2013
- Listed onTSE: 64970
- Listed entityHamai Industries Ltd.
- Exchange sectorProducer manufacturing
- ISINJP3770400004
- Share price1,445.00 JPY (+0.21% on the day) · 2026-10-14
- Market capitalisation9,621,649,616.00 JPY
- Price to earnings10.8
- EPS (diluted, trailing year)134.18 JPY
- Dividend yield3.12%
- Volume (last session)700
Financials of Hamai
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2025 | 12.72B JPY | 830.7M JPY | 1.70B JPY |
| 2024 | 12.09B JPY | 513.8M JPY | 1.81B JPY |
| 2023 | 11.13B JPY | 836.8M JPY | 1.58B JPY |
| 2022 | 11.20B JPY | 885.9M JPY | 1.51B JPY |
| 2021 | 9.46B JPY | 353.1M JPY | 864.2M JPY |
Detailed financial statements for Hamai
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Web traffic of Hamai
The website of Hamai (hamai-net.com) receives about 10.7K visits a month.
- Monthly visits10.7K
▼ 8.4% vs previous month
Websites whose visitors overlap most with Hamai. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
chiyoda-seiki.co.jp | chiyoda-seiki.co.jp | 100% | #1,648,761 | – | |
klchem.co.jp | klchem.co.jp | 82% | #1,002,636 | – | |
hitachi-valve.co.jp | hitachi-valve.co.jp | 64% | – | ||
gas-2syuhan.com | gas-2syuhan.com | 61% | #5,992,554 | – | |
yamatovalve.co.jp | yamatovalve.co.jp | 60% | #1,385,616 | – | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
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Frequently Asked Questions about Hamai
Hamai was founded in 1927.
Hamai is headquartered in Shinagawa, Japan. It is registered at Shinagawa, Tokyo, Japan.
Hamai has 288 employees.
Annual revenue of Hamai is $81.19M as on Dec 31, 2025.
Hamai was established in 1927 in Shinagawa, Japan, as a manufacturer in the industrial sector. Valves designed for high-pressure gas containers, piping systems, and liquefied petroleum gas (LPG) containers are produced. Operations center on engineering and supply of these components for gas handling applications. Leadership is provided by managing directors Shinichi Kawamura, Watanabe Hiroyuki, and Yoshimura Shinsuke, with the domain hamai-net.com supporting global outreach.
Hamai offers LP Gas Valves and Hydrogen Valves.
Yes, Hamai is publicly traded on TSE under the ticker symbol 6497.
Hamai operates through Hamai Industries Limited.