Company Information
- Company name
- Amatsuji Steel Ball Mfg. Co., Ltd.
- Founded
- August 1920
- Registered
- December 20, 1933
- Head Office
- 1-1, Kaminoguchi-cho, Kadoma City, Osaka 571-0070, Japan
- Telephone No.
- 06-6908-2261 (Main line)
- Representative
- Tomoyuki Yoshikiyo, President
- Fiscal Year End
- March 31
- Capital
- 2.11 billion yen
- Revenue
- 42.2 billion yen (March 2025)
- Business Description
- Manufacturing and sales of steel balls for rolling bearings as well as various metallic and nonmetallic balls
Board of Directors
- Chairman of the Board
- Masami Shinomoto Chair of the Board of Directors
- President
- Tomoyuki Yoshikiyo Chair of the Compliance Committee, Internal Audit Office
- Managing Director
- Hiroto Nakai General Management, Sales Division HQ-Head
- Managing Director
- Toru Sakai Production Management, Production Division HQ-Head
- Managing Director
- Masahiro Higuchi Deputy Head of General Management, Purchasing, Information System, Accounting
- Director
- Hideto Yui Technology Management, Quality Assurance Division HQ-Head
- Director
- Hiroshi Osaki Technology Development Division HQ-Head
- Director
- Tomohiro Igaki Deputy Head of Production Division HQ, Plant Manager of Shiga Plant
- Director
- Hideki Fujioka Human Resources & General Affairs, EHS Promotion, Secretariat Office
- Director
- Takeshi Kihara (part-time)
- Auditor
- Masanori Fujiwara
- Auditor
- Hideaki Hayami (part-time)
- Auditor
- Shuji Tomizawa (part-time)
- External Auditor
- Hiroshi Yamasaki (part-time)
Bases of Operation (Domestic and Overseas)
Head Office and other Domestic Offices
Head Office
1-1, Kaminoguchi-cho, Kadoma City,
Osaka 571-0070, Japan
TEL: 06-6908-2261 (Main line)
FAX：072-881-0945
Nagoya Office
Toyama Bldg. 1-19-22, Kanayama-cho,
Atsuta-ku, Nagoya City, Aichi 456-0002, Japan
TEL: 052-682-7447 (Main line)
FAX：052-671-8934
Tokyo Office
2-13-3, Nishishimbashi, Minato-ku,
Tokyo 105-0003, Japan
TEL: 03-3591-2321 (Main line)
FAX：03-3501-6380
Manufacturing Plants
Main Plant
1-1, Kaminoguchi-cho, Kadoma City,
Osaka 571-0070, Japan
TEL: 06-6908-2261 (Main line)
FAX：072-881-0945
Shiga Manufacturing Plant
50 Ueda-cho, Omihachiman City,
Shiga 523-0015, Japan
TEL: 0748-37-6761 (Main line)
FAX：0748-37-3016
U.K. Manufacturing Plant
AKS PRECISION BALL EUROPE LTD
Peterlee, County Durham, United Kingdom
Indonesia Manufacturing Plant
PT.AKS PRECISION BALL INDONESIA
West Java, Indonesia
Poland Manufacturing Plant
AKS PRECISION BALL POLSKA SP.ZO.O
Dolnoslaskie, Poland
China Manufacturing Plant AKS PRECISION BALL （HANGZHOU） CO.LTD
Zhejiang, China
Affiliated Companies
AKS EAST JAPAN CO.,LTD.
12,Kirihara-cho,Fujisawa-city,Kanagawa,252-0811,Japan
TEL：0466-44-6631（Main line）
FAX：0466-44-7695
NITTO STEEL BALL MFG.CO.,LTD.
3-13,Izumi-cho,Yao-city,Osaka,581-0813,Japan
TEL：072-922-3187（Main line）
FAX：072-922-3554
SAKAI AMATSUJI STEEL BALL MFG.CO.,LTD.
2-7,Matsuya-cho,Sakai-ku,Sakai-city,Osaka,590-0903,Japan
TEL：072-232-2031（Main line）
FAX：072-227-0856
