Companies/JP/9687

KSK CO.,LTD. · 株式会社KSK

Ownership & governance

Executives 5Directors 8Avg age 64Avg tenure 8.5y
Yoichi Matsuoka
Chief Executive Officer

Executives5

Yoichi Matsuoka
Chief Executive Officer
——
Fumihiro Matsushima
Chief Tech/Sci/R&D Officer
—Since 2025-12-31
Kyosuke Kawabe
Chief Administrative Officer
Age 61Since 2020-05-31
Sadamitsu Teruuchi
Corporate Officer/Principal
Age 61Since 2000-06-30
Shunichi Asami
Chief Operating Officer
Age 66Since 2017-09-30

Board of directors8

Tomomi Kawamura
Chairman
Age 75Since 2019-03-31
Hidetoshi Tawada
Director/Board Member
Age 70Since 2015-05-31
Shunichi Asami
Director/Board Member
Age 66Since 2017-03-31
Sadamitsu Teruuchi
Director/Board Member
Age 61Since 2019-03-31
Kyosuke Kawabe
Director/Board Member
Age 61Since 2020-05-31
Hiroshi Iguchi
Director/Board Member
——
Yoichi Matsuoka
Director/Board Member
——
Naoko Suzuki
Director/Board Member
Age 55Since 2023-06-28

Shareholders5

NameStakeShares
KSK CO.,LTD.
20.6 %
1,572,900
HIKARI TSUSHIN, INC.
12.59 %
961,600
Yoko Yamazaki
10.52 %
803,000
Fidelity Management & Research Co. LLC
8.358 %
638,277
Takemasa Yamazaki
6.05 %
462,000

Catalog · 2026-07-09

Registry officers11

NameRoleSinceShares
井口 広取締役2009-06-01-
内山 郁夫監査役（常勤）2016-06-01-
塩畑 一男監査役2009-06-01-
多和田 英俊取締役2015-06-01-
山内 久光監査役2022-06-01-
川辺 恭輔取締役 執行役員管理本部長2020-06-01-
松岡 洋一代表取締役社長2013-07-01-
河村 具美代表取締役会長1999-06-01-

Registry · as of 2026-03-31

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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.

Peers