NAGAOKA INTERNATIONAL CORPORATION · 株式会社ナガオカ
Ownership & governance
Executives 3Directors 7Avg age 64Avg tenure 7.7y
YU
Yasuhisa Umezu
President
Age 65Since 2017-01-31Profile →
+9
Executives3
Board of directors7
YU
Yasuhisa Umezu→
Director/Board Member
Age 65Since 2011-08-31
TT
Toshiya Tatemoto→
Director/Board Member
Age 63Since 2017-08-31
TB
Taisuke Boda
Director/Board Member
Age 65Since 2017-09-27
YN
Yasuyuki Nakai
Director/Board Member
Age 70Since 2017-09-27
KK
Kentaro Kikuchi
Director/Board Member
Age 51Since 2017-09-27
NA
Naoto Aoki
Director/Board Member
Age 56Since 2024-08-31
OS
Onishi Seiichiro→
Director/Board Member
Age 70Since 2024-08-31
Shareholders5
| Name | Stake | Shares |
|---|---|---|
| Hamada Com Co. Ltd. | 51.88 % | 3,672,000 |
| Manabu Okumura | 6.377 % | 451,400 |
| HIKARI TSUSHIN, INC. | 4.878 % | 345,300 |
| Yasuhisa Umezu | 2.17 % | 153,600 |
| Fractal Business KK | 1.887 % | 133,600 |
Catalog · 2026-07-09
Registry officers9
| Name | Role | Since | Shares |
|---|---|---|---|
| Toshiya Tatemoto | Chief Administrative Officer | 2016-06-30 | - |
| Onishi Seiichiro | Corporate Officer/Principal | 2023-06-30 | - |
| Yasuhisa Umezu | President | 2017-01-31 | - |
| 中井 康之 | 取締役（監査等委員） | 2017-09-01 | - |
| 帽田 泰輔 | 取締役（監査等委員） | 2005-01-01 | - |
| 梅津 泰久 | 代表取締役社長兼エネルギー事業本部長 | 2011-09-01 | - |
| 楯本 智也 | 常務取締役管理本部長 | 2016-07-01 | - |
| 菊池 健太郎 | 取締役（監査等委員） | 2017-09-01 | - |
Registry · as of 2026-07-09
Institutional (13F)
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Fund membership
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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.