ORIENTAL SHIRAISHI CORPORATION · オリエンタル白石株式会社
Ownership & governance
Executives 5Directors 10Avg age 62Avg tenure 9.1y
TO
Tatsuya Ohno
Chief Executive Officer
Age 67Since 2017-03-31Profile →
+14
Executives5
HM
Hidenori Miyano→
Director of Finance/CFO
——
TO
Tatsuya Ohno→
Chief Executive Officer
Age 67Since 2017-03-31
AS
Akio Shoji→
Chief Tech/Sci/R&D Officer
Age 63Since 2009-12-31
YH
Yukihiko Hashimoto→
Chief Administrative Officer
Age 64Since 2018-03-31
MT
Mitsuru Terui→
Corporate Officer/Principal
Age 62Since 2000-03-31
Board of directors10
TO
Tatsuya Ohno→
Director/Board Member
Age 67Since 2010-01-31
YH
Yukihiko Hashimoto→
Director/Board Member
Age 64Since 2014-05-31
AS
Akio Shoji→
Director/Board Member
Age 63Since 2017-05-31
TM
Toshiaki Mizuno
Director/Board Member
Age 65Since 2023-03-31
HK
Hideaki Kato
Director/Board Member
Age 73Since 2021-03-31
YS
Yuko Suyama
Director/Board Member
Age 44Since 2021-03-31
HM
Hiroyuki Morinaga
Director/Board Member
Age 73Since 2021-03-31
HI
Harumi Isowa
Director/Board Member
Age 63Since 2023-05-31
Shareholders5
| Name | Stake | Shares |
|---|---|---|
| ITOCHU CORPORATION | 18.15 % | 25,191,764 |
| Effissimo Capital Management Pte Ltd. | 11.85 % | 16,442,900 |
| ORIENTAL SHIRAISHI CORPORATION | 6.241 % | 8,663,000 |
| Asset Management One Co., Ltd. | 6.005 % | 8,335,300 |
| Nomura Asset Management Co., Ltd. | 3.172 % | 4,403,600 |
Catalog · 2026-07-09
Registry officers17
| Name | Role | Since | Shares |
|---|---|---|---|
| Akio Shoji | Chief Tech/Sci/R&D Officer | 2009-12-31 | - |
| Hidenori Miyano | Director of Finance/CFO | — | - |
| Tatsuya Ohno | Chief Executive Officer | 2017-03-31 | - |
| Yukihiko Hashimoto | Chief Administrative Officer | 2018-03-31 | - |
| Mitsuru Terui | Corporate Officer/Principal | 2000-03-31 | - |
| 加 藤 英 明 | 取締役 | 2005-04-01 | - |
| 千 葉 直 人 | 取締役監査等委員 | 2020-06-01 | - |
| 大 野 達 也 | 取締役 | 2010-02-01 | - |
Registry · as of 2026-07-09
Institutional (13F)
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Fund membership
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Street consensus
Consensus noneMean target 480Range 480–480Analysts 1
- Strong buy 1
Firm rows and rating mix from Yahoo Finance; mean target is Yahoo’s aggregate until OpenFilings derives consensus from broker rows.