Companies/JP/1981

KYOWANISSEI CO.,LTD. · 株式会社協和日成

Ownership & governance

Executives 5Directors 10Avg age 63Avg tenure 6y
Shigeru Kawano
President
Age 72Since 2019-03-31

Executives5

Shigeru Kawano
President
Age 72Since 2019-03-31
Yasuhiko Sasaki
Chief Tech/Sci/R&D Officer
Age 63Since 2020-03-31
Hiroyuki Kato
Corporate Officer/Principal
Age 61Since 2014-05-31
Fumihiko Kono
Chief Tech/Sci/R&D Officer
Age 64Since 2023-05-31
Hirotoshi Masuda
Investor Relations Contact
Age 58—

Board of directors10

Shigeru Kawano
Director/Board Member
Age 72Since 2005-05-31
Hiroki Fukushima
Director/Board Member
Age 55Since 2013-05-31
Hisao Morikawa
Director/Board Member
Age 65Since 2021-05-31
Yasuhiko Sasaki
Director/Board Member
Age 63Since 2021-05-31
Hirotoshi Masuda
Director/Board Member
Age 58Since 2023-05-31
Fumihiko Kono
Director/Board Member
Age 64Since 2023-05-31
Hiroyuki Kato
Director/Board Member
Age 61Since 2023-05-31
Naoto Yasuda
Director/Board Member
Age 72Since 2025-05-31

Shareholders5

NameStakeShares
Jouhoku Kogyo Co., Ltd.
22.09 %
2,374,000
TOKYO GAS CO.,LTD.
8.636 %
928,000
Aso Corp. (Japan)
6.728 %
723,000
Asahi Mutual Life Insurance Co.
5.807 %
624,000
NAGAWA CO., LTD.
4.643 %
499,000

Catalog · 2026-07-09

Registry officers15

NameRoleSinceShares
下 鳥 正 弘取締役2025-06-01-
佐々木 靖彦取締役常務執行役員パイプライン事業本部 担当役員2020-04-01-
加 藤 宏 行取締役常務執行役員 総務部担当役員、安全品質環境部担当役員 兼務2021-06-01-
古 平 光 一常勤監査役2007-06-01-
奥 山 隆 之取締役2025-06-01-
安 田 直 人取締役2023-06-01-
山内 暁監査役2010-06-01-
川 野 茂代表取締役社長社長執行役員2003-06-01-

Registry · as of 2026-03-31

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.

Peers