Companies/JP/6908

IRISO ELECTRONICS CO., LTD. · イリソ電子工業株式会社

Executives 5Directors 8Avg age 61Avg tenure 5.2y

Masahisa Shibata

Chairman

Age 68Since 2025-06-23

Executives5

Age 59Since 2021-03-31

Chief Administrative Officer

Age 55Since 2025-09-30

Shigeru Mitsuzuka

Chief Tech/Sci/R&D Officer

Chief Tech/Sci/R&D Officer

Age 63Since 2019-12-31

Corporate Officer/Principal

Age 54Since 2016-09-30

Board of directors8

Director/Board Member

Age 59Since 2014-05-31

Koji Fujita

Director/Board Member

Age 64Since 2017-05-31

Toshiyuki Miyauchi

Director/Board Member

Age 69Since 2018-05-31

Director/Board Member

Age 54Since 2024-05-31

Noboru Sato

Director/Board Member

Age 72Since 2021-05-31

Masahisa Shibata

Chairman

Age 68Since 2025-06-23

Akemi Uchida

Director/Board Member

Age 61Since 2024-05-31

Director/Board Member

Age 55Since 2026-06-22

Shareholders5

Name	Stake	Shares
IRISO ELECTRONICS CO., LTD.	12.72 %	3,110,374
Sato Sadao Family	9.726 %	2,379,000
Sadao Sato	7.326 %	1,792,000
Aya Nomura	3.291 %	805,000
Mitsubishi UFJ Asset Management Co., Ltd.	1.208 %	295,400

Catalog · 2026-07-09

Registry officers13

Name	Role	Since	Shares
Mitsuru Hara	Chief Tech/Sci/R&D Officer	2019-12-31	-
Shigeru Mitsuzuka	Chief Tech/Sci/R&D Officer	—	-
Shuichi Ikeda	Chief Administrative Officer	2025-09-30	-
Akihiko Ohira	Corporate Officer/Principal	2016-09-30	-
Hitoshi Suzuki	President	2021-03-31	-
佐藤登	取締役（監査等委員）	2004-09-01	-
内田明美	取締役（監査等委員）	2016-10-01	-
大平明彦	取締役常務執行役員営業本部長	2020-01-01	-

Registry · as of 2026-07-09