Seikagaku Management

Management criteria checks 2/4

Seikagaku's CEO is Ken Mizutani, appointed in Jun 2005, has a tenure of 21.08 years. directly owns 1.8% of the company’s shares, worth $4.40M. The average tenure of the management team and the board of directors is 9.1 years and 6.6 years respectively.

Key information

Ken Mizutani

Chief executive officer

n/a

Total compensation

CEO salary percentage	n/a
CEO tenure	21.1yrs
CEO ownership	1.8%
Management average tenure	9.1yrs
Board average tenure	6.6yrs

Recent management updates

Recent updates

CEO

Ken Mizutani (78 yo)

21.1yrs

Tenure

Mr. Kenji Mizutani, also known as Ken, serves as Chief Executive Officer & President of Seikagaku Corp. since June 2005 and serves as its Representative Director and served as its Executive Vice President....

Leadership Team

Name	Position	Tenure	Compensation	Ownership
Kenji Mizutani	President	21.1yrs	no data	1.8% $ 4.4m
Ryoji Tomokiyo	Executive Vice President of Business Development & Marketing	no data	no data	no data
Yuji Shimojima	Executive Vice President of Overseas Subsidiaries & Medical Science	8.1yrs	no data	no data
Toshiyuki Okada	Managing Executive Officer & Director	10.1yrs	no data	0.043% $ 104.0k
Yosuke Funakoshi	Senior Executive Officer	8.1yrs	no data	0.044% $ 106.6k
Masayuki Ito	Executive VP & Head of Production	no data	no data	no data
Kazushi Takeda	Senior Executive Officer	no data	no data	no data

9.1yrs

Average Tenure

66yo

Average Age

Experienced Management: SKUN.F's management team is seasoned and experienced (9.1 years average tenure).

Board Members

Name	Position	Tenure	Compensation	Ownership
Kenji Mizutani	President	36.1yrs	no data	1.8% $ 4.4m
Toshiyuki Okada	Managing Executive Officer & Director	9.1yrs	no data	0.043% $ 104.0k
Yosuke Funakoshi	Senior Executive Officer	8.1yrs	no data	0.044% $ 106.6k
Yasuyuki Sugiura	Independent Outside Director	5.1yrs	no data	no data
Wakako Mitani	Outside Audit & Supervisory Board Member	3.1yrs	no data	no data
Mikako Torii	Full-Time Audit & Supervisory Board Member	4.1yrs	no data	0.026% $ 62.9k
Mio Minaki	Independent Outside Director	7.1yrs	no data	no data
Shinkichi Matsuo	Outside Audit & Supervisory Board Member	7.1yrs	no data	no data
Takayuki Maruyama	Outside Audit & Supervisory Board Member	6.1yrs	no data	no data
Hideki Hayashi	Outside Audit & Supervisory Board Member	2.1yrs	no data	no data

6.6yrs

Average Tenure

61.5yo

Average Age

Experienced Board: SKUN.F's board of directors are considered experienced (6.6 years average tenure).

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/07/13 08:58
End of Day Share Price	2026/07/10 00:00
Earnings	2026/03/31
Annual Earnings	2026/03/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

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Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Seikagaku Corporation is covered by 6 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Akitada Iwasa	Daiwa Securities Co. Ltd.
Masao Yoshida	Ichiyoshi Research Institute Inc.
Ippei Koga	Marusan Securities Co. Ltd.