COMPANY PROFILE
Corporate Philosophy
Management Policies
- Establish the concept of market-in
- Ensure reliable safety, delivery management, quality and cost
- Cultivate a cost-effective company
- Healthy working environments for employees and their professional development
Quality and Action Policies
- Quality Policies:On-time delivery of products that satisfy all customer requirements.
- Quality Target: “Non-shipment of inferior goods from the factory”
- Action Guideline: “Support management decisions”
Environmental Policies
- We will comply with related laws and regulations statutes etc.
- Promote prevention of pollution and strive to protect the environment.
- Pay attention to adaptation to the effects of climate change.
- Promote resource and energy conservation and strive to reduce environmental burden.
- We will work on restraining waste generation, recycling, and building a recycling-oriented society.
- Utilizing the environmental management system, we set environmental objectives and targets, periodically review them and work on continuous improvement.
Management System
Company Profile
| Name | YUASA CO.,LTD. |
|---|---|
| Founded | Jan. 1947 |
| Capitalization | 92 million yen |
| Fiscal term | The end of September per year |
| Organization of | Chairman Hirohumi Yuasa |
| Director Hirosi Ohara | |
| Director Zyun Iwano | |
| Part-time director Naomi Yuasa | |
| Employees | 154 (Aug. 2025) |
| Business Lines |
Head Officea) Crankshaft machining (Mass production and trial production)
b) Precision machining
YUASA SATO (Thailand) CO.,LTDa) Crankshaft machining (Mass Production)
Hydraulic Equipment Divisiona) Design and production of hydraulic equipment
b) Design, production and sales of telescopic mast
|
CORPORATE CALENDER
| FACILITIES | CALENDER |
|---|---|
| Tokyo Branch | 2026 calender |
| Head office factory Mitsu Factory Shinshiro Factory |
2026 calender 2026 silver calender 2026 gold calender |
| Thai Factory | 2026 calender日 |
HISTORY
| Jan-1947 | Established as Toyo Motor Industry Co., Ltd. in Okayama Prefecture Okayama City Kosei-cho |
|---|---|
| Aug-1959 | Construction of No. 2 factory |
| Jun-1961 | (Cooperative) Construction of Kume factory within Okayama Iron Works Center |
| Sep-1961 | Established as Toyo Heavy Industries, separating and separating the 2nd factory |
| Sep-1965 | Head office building in Okayama prefecture Okayama city Kosei-cho |
| Dec-1970 | Integrated relocate head office factory in accordance with Kume factory expansion |
| At the same time head office will also relocate | |
| Apr-1971 | Computing center Computer division opened |
| Oct-1975 | YOUCOM (Former Toyo Calculation Center) Isolated Independence |
| Jun-1980 | Construction of hydraulic equipment special factory |
| Jan-1983 | Company name changed to Yuasa Co., Ltd. |
| Jan-1984 | Construction of crankshaft special factory |
| Apr-1986 | Construction of crankshaft integrated production line |
| Apr-1987 | Tokyo branch opened |
| Apr-1988 | Osaka Sales Office opened |
| Oct-1990 | System equipment division opened |
| Jun-2001 | Acquired ISO 9002 certification |
| Dec-2001 | Acquired ISO 9001 certification |
| Aug-2002 | Relocation of hydraulic equipment plant assembly department (Okayama-shi Nobutomo) Relocation |
| Hydraulic Equipment Factory Mechanical Engineering Department (Kurashiki City Shimosho) Relocated | |
| Yuasa system equipment factory relocated to Okayama prefecture general corporation city southern groove. | |
| May-2005 | Completion of third plant in crank |
| Nov-2006 | Yuasa system equipment completed Kibitsu factory |
| Aug-2007 | Completion of Mitsu factory of hydraulic equipment manufacturing department |
| Oct-2008 | New factory completed in Shinshiro city, Aichi prefecture |
| Apr-2009 | Introduction of medium-sized crank processing equipment |
| Aug-2010 | Acquired ISO 14001 certification |
| Jul-2013 | Thailand plant started operation at Amataashi Industrial Estate, Thailand |
| Dec-2015 | Hirohumi Yuasa assumed office president |
| May-2019 | Acquired AS9100 certification(Manufacture of aircraft crankshafts at the head office factory ) |
| May-2022 | Construction of the 5th crank factory begins. |
| Apr-2023 | New warehouse completed at Thai factory |
| Jul-2023 | Construction of a new warehouse at the Thailand plant |
| Oct-2023 | Ended ISO14001 certification |
Affiliate
| YUASA SYSTEM CO., LTD. | Design, manufacture and sale of all labor-saving equipment including machinery, electricity, operation software Design manufacture and sale of endurance testing machine |
|---|---|
| TOYO JUUKI KOGYO CO., LTD. | Construction machine sales of Bulldozer, hydraulic excavator, tire excavator, truck crane etc. Maintenance of handling products, Add equipment, Repair/ Crane body chassis 2nd order/ Design, manufacture and sales of construction attachments. Regenerative sales of engine, cylinder, hydraulic pump/ Manufacture and sales of unit parts such as buckets/ A selling place. Development and manufacture of attachment type separate fork |
| TOYO LEASE CO., Ltd. | Civil engineering/ Construction machinery/ Industrial machinery rental business |
| YOUCOM CO., Ltd. | ホテル・旅館の基幹業務を総合的に支援するホテルシステムの設計開発販売 データエントリーサービス・アウトソーシングサービス |
| 丸一運送株式会社 | 一般区域貨物自動車運送事業 建設機械及び重量物全般の運搬・搬送 |
| 東洋建設機械工業協同組合 | 外国人技能実習生の管理・受入れ業務 高速道路及び一般有料道路の料金収受代行業務 |
| 産機リース | 大型フォークリフトのレンタル事業 荷役・建設車両及び機器のレンタル事業 |