Restar Corporation

TSE:3156 Stock Report

Market Cap: JP¥149.9b

Restar Management

Management criteria checks 3/4

Restar's CEO is Kunihiro Konno, appointed in Jun 2025, has a tenure of 1.25 years. total yearly compensation is ¥120.00M, comprised of 100% salary and 0% bonuses, including company stock and options. directly owns 23.13% of the company’s shares, worth ¥34.66B. The average tenure of the management team and the board of directors is 1.3 years and 3.3 years respectively.

Key information

Kunihiro Konno

Chief executive officer

JP¥120.0m

Total compensation

CEO salary percentage100.00%
CEO tenure1.3yrs
CEO ownership23.1%
Management average tenure1.3yrs
Board average tenure3.3yrs

Recent management updates

Recent updates

Narrative Update • Aug 26

Maintaining an upward trajectory

Q1 FY3/27 results update Trend to remain positive – Registering OP growth of 487% YoY, Q1 FY3/27 results were significantly ahead of expectations, with Restar strongly positioned to benefit from AI-driven data center investment demand and rising prices for key products. Taking these factors into account, the company has revised FY guidance and DPS upward.
Narrative Update • May 29

Earnings visibility significantly improved

Q4 FY3/26 results update Numbers beat, strong momentum – With sales growth accelerating to 34.5% YoY in Q4, Restar exceeded FY3/26 guidance, representing a positive surprise. The Devices BU experienced an upturn in AI-related demand, as well as steady sales from consumer electronics and selective areas within the industrial equipment sector.
Analysis Article • May 22

We Like The Quality Of Restar's (TSE:3156) Earnings

Restar Corporation's ( TSE:3156 ) solid earnings announcement recently didn't do much to the stock price. We did some...
Analysis Article • Nov 21

Restar's (TSE:3156) Strong Earnings Are Of Good Quality

Even though Restar Corporation's ( TSE:3156 ) recent earnings release was robust, the market didn't seem to notice...
Analysis Article • Aug 06

Restar Corporation (TSE:3156) Stock's 29% Dive Might Signal An Opportunity But It Requires Some Scrutiny

Restar Corporation ( TSE:3156 ) shares have had a horrible month, losing 29% after a relatively good period beforehand...
Analysis Article • Jul 23

These 4 Measures Indicate That Restar (TSE:3156) Is Using Debt Extensively

David Iben put it well when he said, 'Volatility is not a risk we care about. What we care about is avoiding the...
Analysis Article • May 21

We Think That There Are Some Issues For Restar (TSE:3156) Beyond Its Promising Earnings

The recent earnings posted by Restar Corporation ( TSE:3156 ) were solid, but the stock didn't move as much as we...

CEO Compensation Analysis

How has Kunihiro Konno's remuneration changed compared to Restar's earnings?
DateTotal CompensationSalaryCompany Earnings
Jun 30 2026n/an/a

JP¥13b

Mar 31 2026n/an/a

JP¥8b

Dec 31 2025n/an/a

JP¥6b

Sep 30 2025n/an/a

JP¥5b

Jun 30 2025n/an/a

JP¥5b

Mar 31 2025JP¥120mJP¥120m

JP¥7b

Dec 31 2024n/an/a

JP¥8b

Sep 30 2024n/an/a

JP¥8b

Jun 30 2024n/an/a

JP¥9b

Mar 31 2024JP¥120mJP¥120m

JP¥7b

Dec 31 2023n/an/a

JP¥6b

Sep 30 2023n/an/a

JP¥6b

Jun 30 2023n/an/a

JP¥6b

Mar 31 2023JP¥135mJP¥115m

JP¥7b

Compensation vs Market: Kunihiro's total compensation ($USD780.84K) is about average for companies of similar size in the JP market ($USD899.56K).

Compensation vs Earnings: Kunihiro's compensation has been consistent with company performance over the past year.

CEO

Kunihiro Konno (86 yo)

1.3yrs
Tenure
JP¥120,000,000
Compensation

Mr. Kunihiro Konno had been Chief Executive Officer of Restar Holdings Corporation since April 2019 until 2024 and serves as its Chairman and was its President since June 2023 until 2025 and serves as its...

Leadership Team

NamePositionTenureCompensationOwnership
Kunihiro Konno
Chairman & CEO1.3yrsJP¥120.00m23.13%
¥ 34.7b
Shinichi Hayashi
President1.3yrsno data0.021%
¥ 32.0m
Hideki Yoshida
Chief Technology Officer1.4yrsno datano data
Kiyoshi Togawa
Director & Corporate Executive Officer1.7yrsno datano data
Hiroaki Konno
Senior Corporate Executive Officer & Directorno datano data0.11%
¥ 158.5m
Aritsumi Ishida
Executive Officerno datano datano data
Masahiro Shibata
Corporate Executive Officer & Director1.3yrsno datano data
Susumu Nishima
Corporate Officer & Director1.3yrsno data0.011%
¥ 16.0m
1.3yrs
Average Tenure
62yo
Average Age

Experienced Management: 3156's management team is not considered experienced ( 1.3 years average tenure), which suggests a new team.

Board Members

NamePositionTenureCompensationOwnership
Kunihiro Konno
Chairman & CEO7.3yrsJP¥120.00m23.13%
¥ 34.7b
Shinichi Hayashi
President1.3yrsno data0.021%
¥ 32.0m
Kiyoshi Togawa
Director & Corporate Executive Officer8.3yrsno datano data
Hiroaki Konno
Senior Corporate Executive Officer & Director3.3yrsno data0.11%
¥ 158.5m
Masahiro Shibata
Corporate Executive Officer & Director1.3yrsno datano data
Susumu Nishima
Corporate Officer & Director1.3yrsno data0.011%
¥ 16.0m
Seno Tezuka
Independent Outside Director7.4yrsno datano data
Reiko Date
Independent Outside Director6.3yrsno datano data
Sachiko Kasano
Independent Outside Director3.3yrsno datano data
Toshiyuki Suzuki
Director3.3yrsno data0.087%
¥ 130.1m
Takenori Konno
Director2.3yrsno data0.087%
¥ 130.3m
Jin-hyuk Yun
Independent Outside Director2.3yrsno datano data
3.3yrs
Average Tenure
63yo
Average Age

Experienced Board: 3156's board of directors are considered experienced (3.3 years average tenure).

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/09/12 20:47
End of Day Share Price 2026/09/11 00:00
Earnings2026/06/30
Annual Earnings2026/03/31

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.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* 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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Learn about the who designed and built the Simply Wall St analysis model.

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

Restar Corporation is covered by 4 analysts. 1 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
null nullAstris Advisory Japan, K.K.
Satoshi SakaeDaiwa Securities Co. Ltd.
Koichi HariyaIchiyoshi Research Institute Inc.