NIKKEN KOGAKU CO., LTD. · 日建工学株式会社
Ownership & governance
Executives 3Directors 8Avg age 59Avg tenure 4.8y
YM
Yoji Minagawa
Director of Finance/CFO
Age 69Since 2014-03-31
+10
Executives3
YM
Yoji Minagawa
Director of Finance/CFO
Age 69Since 2014-03-31
HN
Hirokazu Nishimura
Chief Tech/Sci/R&D Officer
Age 49Since 2024-03-31
KA
Kazuya Aida
Chief Administrative Officer
Age 51Since 2025-03-31
Board of directors8
YM
Yoji Minagawa
Director/Board Member
Age 69Since 2009-05-31
TU
Takeshi Ueda
Director/Board Member
Age 68Since 2018-05-31
MK
Makoto Kanegi
Director/Board Member
Age 72Since 2021-05-31
DT
Daichi Takagi
Director/Board Member
Age 46Since 2023-05-31
JT
Jun Tominaga
Director/Board Member
Age 70Since 2024-05-31
KA
Kazuya Aida
Director/Board Member
Age 51Since 2025-03-31
MS
Masaya Sakata
Director/Board Member
Age 50Since 2025-03-31
HN
Hirokazu Nishimura
Director/Board Member
Age 49Since 2025-03-31
Shareholders5
| Name | Stake | Shares |
|---|---|---|
| GIKEN HOLDINGS CO., LTD. | 16.77 % | 312,300 |
| HIKARI TSUSHIN, INC. | 7.265 % | 135,300 |
| Erika Kikuchi | 6.057 % | 112,800 |
| NAGAWA CO., LTD. | 5.912 % | 110,100 |
| JDC CORPORATION | 3.308 % | 61,600 |
Catalog · 2026-07-09
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.