Companies/JP/6387

SAMCO INC. · サムコ 株式会社

Ownership & governance

Executives 5Directors 9Avg age 67Avg tenure 8.3y
Osamu Tsuji
Chief Executive Officer
Age 84Since 2016-09-30

Executives5

Osamu Tsuji
Chief Executive Officer
Age 84Since 2016-09-30
Tsukasa Kawabe
President
Age 51Since 2018-09-30
Shozo Miyamoto
Chief Administrative Officer
Age 63Since 2020-09-30
Kiyoshi Sato
Sales & Marketing
Age 60Since 2016-06-30
Haruhiko Yamashita
Corporate Officer/Principal
Age 61Since 2014-10-31

Board of directors9

Osamu Tsuji
Chairman
Age 84Since 2014-09-30
Tsukasa Kawabe
Director/Board Member
Age 51Since 2012-09-30
Masanori Murakami
Director/Board Member
Age 82Since 2014-09-30
Haruhiko Yamashita
Director/Board Member
Age 61Since 2018-09-30
Shozo Miyamoto
Director/Board Member
Age 63Since 2020-09-30
Kiyoshi Sato
Director/Board Member
Age 60Since 2020-09-30
Hidemi Takasu
Director/Board Member
Age 78Since 2020-09-30
Yoriko Masumoto
Director/Board Member
Age 65Since 2024-09-30

Shareholders5

NameStakeShares
Osamu Tsuji
21.27 %
1,711,000
Samco Science & Technology Fundation
12.43 %
1,000,000
Nomura Asset Management Co., Ltd.
6.172 %
496,400
SBI Asset Management Co., Ltd.
4.849 %
390,000
Kazumi Tsuji
2.499 %
201,000

Catalog · 2026-07-09

Registry officers12

NameRoleSinceShares
辻 理代表取締役会長兼CEO1979-09-01-
佐藤 清志取締役営業統括部長2017-10-01-
宮本 省三取締役管理統括部長兼経理部長2019-10-01-
山下 晴彦取締役生産統括部長兼製造部長2016-11-01-
川邊 史代表取締役社長兼COO2010-11-01-
木村 学監査役2017-06-01-
村上 正紀取締役2014-10-01-
桺本 依子取締役2006-04-01-

Registry · as of 2026-07-31

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