| Trade name | OKADA AIYON CORPORATION |
|---|---|
| Head office | 4-1-18 Kaigandori, Minato-ku, Osaka 552-0022 Japan |
| President and Representative Director | Yuji Okada |
| Founded | July 1938 |
| Established | September 1, 1960 |
| Business | Manufacturing, sales, and repair of construction machines |
| Capital | 2,221 million yen (Prime Market in Tokyo Stock Exchange) |
| Fiscal term | March 31 (annual) |
| Turnover | 27,095 million yen (year ended March 2024) |
| Number of employees | 497(Consolidated) 267 (Non-consolidated) (As of March 31, 2025) |
| Locations | 20 in Japan, 6 overseas (consolidated, as of April,2026) |
| Offices | Head office, Tokyo office Tokyo main branch, Kansai branch Sapporo, Morioka, Sendai, Kitakanto,Shonan, Hokuriku, Chubu, Hiroshima, Shikoku,Fukuoka, and Kumamoto sales offices |
| Affiliates | AIYON TECH. CO., LTD. Okada America, Inc. Nansei Machine Co., Ltd. Okada Europe B.V. Okada Midwest, Inc. Okada Aiyon(Thailand) Co., Ltd. |
| Banking relationships | Sumitomo Mitsui Banking corporation MUFG Bank, Ltd. Sumitomo Mitsui Trust Bank, Limited Resona Bank, Limited. |
List of Directors and Officers
| President and Representative Director | Yuji Okada | Head of Overseas Division |
| Senior Managing Director | Nobuo Maenishi | In charge of Administration Division and Corporate Planning, Head of Information System and General Manager of Corporate Planning Office |
| Managing Director | Terukazu Yamaguchi | In charge of Sales Division and Manufacturing Division |
| Director | Iwao Okamoto | Head of Administration Division and General Manager of General Affairs Department |
| Outside Director | Megumi Kobayashi | |
| Outside Director | Haruyuki Yoshida | |
| Outside Director | Sumiko Hoashi | |
| Full-time Audit & Supervisory Board Member | Ichiro Hozumi | |
| Outside Audit & Supervisory Board Member | Masaki Inada | |
| Outside Audit & Supervisory Board Member | Masataka Nakao | |
| Executive Officer | Michio Higashino | Head of Manufacturing Division |
| Executive Officer | Noboru Takahashi | Head of Sales Division |
| Executive Officer | Koji Sugimoto | General Manager of Overseas 1st Department |
| Executive Officer | Haruyuki Shimada | General Manager of Overseas 2nd Department |
| Executive Officer | Naoto Iwamoto | General Manager of Manufacturing Department |
| Executive Officer | Tetsuya Machii | President of Aiyon Tech. Co. Ltd. |
| Executive Officer | Toshihiko Yabashi | General Manager-level Position of Manufacturing Department (On secondment to Nansei Machinery Co., Ltd.) |
Organizational chart

