大阪製鐵株式会社 · OSAKA STEEL CO., LTD.
Ownership & governance
Executives 5Directors 7Avg age 64Avg tenure 3.8y
HS
Hidehiko Shimada
Director of Finance/CFO
Age 60
+11
Executives5
HS
Hidehiko Shimada
Director of Finance/CFO
Age 60—
JT
Junichi Tani
President
Age 63Since 2024-05-31
TM
Tomonori Mizutani
Chief Tech/Sci/R&D Officer
Age 61Since 2025-05-31
TS
Takashi Sekino
Corporate Officer/Principal
Age 60Since 2024-03-31
KI
Kazuo Imanaka
Corporate Officer/Principal
Age 63Since 2020-03-31
Board of directors7
HI
Hironobu Ishikawa
Director/Board Member
Age 71Since 2018-06-25
KI
Kazuo Imanaka
Director/Board Member
Age 63Since 2020-05-31
SM
Shinya Matsuzawa
Director/Board Member
Age 70Since 2019-05-31
MS
Mitsuhiro Sato
Director/Board Member
Age 70Since 2021-05-31
JT
Junichi Tani
Director/Board Member
Age 63Since 2024-05-31
TS
Takashi Sekino
Director/Board Member
Age 60Since 2024-05-31
TM
Tomonori Mizutani
Director/Board Member
Age 61Since 2025-05-31
Shareholders5
| Name | Stake | Shares |
|---|---|---|
| NIPPON STEEL CORPORATION | 39.33 % | 16,629,000 |
| OSAKA STEEL CO., LTD. | 29.24 % | 12,360,900 |
| Strategic Capital, Inc. (Japan) | 8.361 % | 3,534,849 |
| Effissimo Capital Management Pte Ltd. | 2.187 % | 924,500 |
| Osaka Steel Employee Stock Ownership Plan | 0.3879 % | 164,000 |
Catalog · 2026-07-09
Registry officers14
| Name | Role | Since | Shares |
|---|---|---|---|
| 今 中 一 雄 | 取締役堺工場長委嘱 | 2017-04-01 | - |
| 佐 藤 光 宏 | 取締役 | 2021-06-01 | - |
| 堀 井 和 弘 | 取締役安全環境防災、購買・外注管理に関する事項管掌生産技術部長委嘱 | 2022-06-01 | - |
| 後 藤 貴 紀 | 監査役 | 2022-06-01 | - |
| 杉 本 茂 次 | 監査役 | 2020-06-01 | - |
| 松 沢 伸 也 | 取締役 | 2019-06-01 | - |
| 水 谷 友 則 | 常務取締役安全環境防災、生産技術、情報システム、設備技術、商品企画に関する事項管掌 | 2025-04-01 | - |
| 永 井 尚 子 | 監査役 | 2026-06-01 | - |
Registry · as of 2026-03-31
Institutional (13F)
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Street consensus
Consensus none
Firm rows and rating mix from Yahoo Finance; mean target is Yahoo’s aggregate until OpenFilings derives consensus from broker rows.