Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-24
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥33.7bn2025-04-01 → 2026-03-31Cons.Net sales
Revenue¥40.4bn2024-04-01 → 2025-03-31Cons.Net sales
Revenue¥38.4bn2023-04-01 → 2024-03-31vCons.Net sales (5-year summary)
Revenue¥34.7bn2022-04-01 → 2023-03-31vCons.Net sales (5-year summary)
Revenue¥37.5bn2021-04-01 → 2022-03-31vCons.Net sales (5-year summary)
Operating income¥1.1bn2025-04-01 → 2026-03-31Cons.Operating income
Operating income¥1.2bn2024-04-01 → 2025-03-31Cons.Operating income
Ordinary income¥1.4bn2025-04-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥1.3bn2024-04-01 → 2025-03-31Cons.Ordinary income
Ordinary income¥1.8bn2023-04-01 → 2024-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥709m2022-04-01 → 2023-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥2.6bn2021-04-01 → 2022-03-31vCons.Ordinary income loss (5-year summary)
Profit before tax¥1.4bn2025-04-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥1.3bn2024-04-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥883m2025-04-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥892m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.2bn2023-04-01 → 2024-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥447m2022-04-01 → 2023-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.7bn2021-04-01 → 2022-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥902m2025-04-01 → 2026-03-31Cons.Profit loss
Net income¥895m2024-04-01 → 2025-03-31Cons.Profit loss
Total assets¥32.7bnat 2026-03-31Cons.Assets
Total assets¥35.4bnat 2025-03-31Cons.Assets
Total assets¥35.1bnat 2024-03-31vCons.Total assets (5-year summary)
Total assets¥32.3bnat 2023-03-31vCons.Total assets (5-year summary)
Total assets¥32.6bnat 2022-03-31vCons.Total assets (5-year summary)
Total liabilities¥9.8bnat 2026-03-31Cons.Liabilities
Total liabilities¥14.0bnat 2025-03-31Cons.Liabilities
Net assets / equity¥22.9bnat 2026-03-31Cons.Net assets
Net assets / equity¥21.4bnat 2025-03-31Cons.Net assets
Net assets / equity¥21.1bnat 2024-03-31vCons.Net assets
Net assets / equity¥19.4bnat 2023-03-31vCons.Net assets (5-year summary)
Net assets / equity¥19.1bnat 2022-03-31vCons.Net assets (5-year summary)
Cash and deposits¥6.4bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥5.0bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥6.4bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥5.0bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥7.6bnat 2024-03-31vCons.Cash and cash equivalents
Cash & equivalents¥4.8bnat 2023-03-31vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥6.0bnat 2022-03-31vCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥5.1bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow−¥4.0bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥3.5bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥188m2022-04-01 → 2023-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥3.3bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥394m2025-04-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥626m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥438m2023-04-01 → 2024-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥930m2022-04-01 → 2023-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥800m2021-04-01 → 2022-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥3.3bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow¥2.0bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥412m2023-04-01 → 2024-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥456m2022-04-01 → 2023-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥680m2021-04-01 → 2022-03-31vCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥141.582025-04-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥143.22024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥195.522023-04-01 → 2024-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥73.342022-04-01 → 2023-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥297.12021-04-01 → 2022-03-31vCons.Basic earnings loss per share (5-year summary)
Net assets per share¥3,654.41at 2026-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥3,425.96at 2025-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥3,387.37at 2024-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥3,161.58at 2023-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥3,132.72at 2022-03-31vCons.Net assets per share (5-year summary)
Equity ratio69.8%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio60.2%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio60.0%at 2024-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio59.7%at 2023-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio58.3%at 2022-03-31vCons.Equity to asset ratio (5-year summary)
ROE4.0%2025-04-01 → 2026-03-31Cons.Rate of return on equity (5-year summary)
ROE4.2%2024-04-01 → 2025-03-31Cons.Rate of return on equity (5-year summary)
ROE6.0%2023-04-01 → 2024-03-31vCons.Rate of return on equity (5-year summary)
ROE2.3%2022-04-01 → 2023-03-31vCons.Rate of return on equity (5-year summary)
ROE9.4%2021-04-01 → 2022-03-31vCons.Rate of return on equity (5-year summary)
Employees537at 2026-03-31Cons.Number of employees
Employees531at 2025-03-31Cons.Number of employees
Employees552at 2024-03-31vCons.Number of employees
Employees563at 2023-03-31vCons.Number of employees
Employees516at 2022-03-31vCons.Number of employees
Revenue¥27.3bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥37.5bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥35.5bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥33.5bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥36.4bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥644m2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥1.0bn2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥859m2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥1.2bn2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥1.7bn2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥653m2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥2.5bn2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥852m2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥1.2bn2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥548m2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥878m2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥1.2bn2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥420m2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥1.7bn2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥29.8bnat 2026-03-31StandaloneAssets
Total assets¥33.2bnat 2025-03-31StandaloneAssets
Total assets¥32.9bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥30.2bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥30.7bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥9.1bnat 2026-03-31StandaloneLiabilities
Total liabilities¥13.4bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥20.6bnat 2026-03-31StandaloneNet assets
Net assets / equity¥19.9bnat 2025-03-31StandaloneNet assets
Net assets / equity¥19.5bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥17.9bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥17.7bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥5.3bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥3.8bnat 2025-03-31StandaloneCash and deposits
EPS (basic)¥87.852025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥140.932024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥188.882023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥69.042022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥284.512021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥802025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥802024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥1502023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥1002022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥1202021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥3,304.04at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥3,188.31at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥3,141.91at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥2,943.62at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥2,905.73at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio69.3%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio59.7%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio59.4%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio59.4%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio57.4%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE2.7%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE4.5%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE6.2%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE2.4%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE9.7%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued6,391,400at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued6,391,400at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued3,195,700at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued3,195,700at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued3,195,700at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees451at 2026-03-31StandaloneNumber of employees
Employees464at 2025-03-31StandaloneNumber of employees
Employees497at 2024-03-31vStandaloneNumber of employees
Employees517at 2023-03-31vStandaloneNumber of employees
Employees503at 2022-03-31vStandaloneNumber of employees

Periods use the dates stated in the filing. d = earlier-year period dated by calendar; v = that date confirmed by the company's own earlier filing.

Segments · 2
SegmentItemPeriodValue
Construction Businessreportable segmentemployeesat 2026-03-31537 pure
Construction Businessreportable segmentemployeesat 2026-03-31451 pure

Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.

All source rows · 1,549
ItemContextValueUnit
Critical contracts (text)FilingDateInstantText · Plus
Research and development activities (text)FilingDateInstantText · Plus
Overview of capital expenditures etc (text)FilingDateInstantText · Plus
Major facilities (text)FilingDateInstantText · Plus
Planned additions retirements etc of facilities (text)FilingDateInstantText · Plus
Total number of shares (text)FilingDateInstantText · Plus
Issued shares total number of shares etc (text)FilingDateInstantText · Plus
Class issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)普通株式
Name of financial instruments exchange on which securities are listed or authorized financial instruments business association to which securities are registeredFilingDateInstant_OrdinaryShareMember
Original text (Japanese)東京証券取引所スタンダード市場
Description issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)単元株式数は100株であります。
Details of employee share option program (text)FilingDateInstantText · Plus
Description of rights plan (text)FilingDateInstantText · Plus
Other information on share acquisition rights (text)FilingDateInstantText · Plus
Exercises etc of moving strike convertible bonds etc (text)FilingDateInstantText · Plus
Changes in number of issued shares stated capital etc (text)FilingDateInstantText · Plus
Shareholding by shareholder category (text)FilingDateInstantText · Plus
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)佐藤工業株式会社
Address major shareholdersCurrentYearInstant_No1MajorShareholdersMember
Original text (Japanese)富山県富山市桜木町1-11
Name major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)有限会社創翔
Address major shareholdersCurrentYearInstant_No2MajorShareholdersMember
Original text (Japanese)東京都港区南麻布1-22-6創翔館201号
Name major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)東亜道路工業株式会社
Address major shareholdersCurrentYearInstant_No3MajorShareholdersMember
Original text (Japanese)東京都港区六本木7-3-7
Name major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)株式会社アスカ
Address major shareholdersCurrentYearInstant_No4MajorShareholdersMember
Original text (Japanese)東京都港区六本木3-4-33
Name major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)UBE三菱セメント株式会社
Address major shareholdersCurrentYearInstant_No5MajorShareholdersMember
Original text (Japanese)東京都千代田区内幸町2-1-1
Name major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)佐藤渡辺従業員持株会
Address major shareholdersCurrentYearInstant_No6MajorShareholdersMember
Original text (Japanese)東京都港区南麻布1-18-4
Name major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)常盤工業株式会社
Address major shareholdersCurrentYearInstant_No7MajorShareholdersMember
Original text (Japanese)東京都千代田区九段北4-2-38
Name major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)内藤征吾
Address major shareholdersCurrentYearInstant_No8MajorShareholdersMember
Original text (Japanese)東京都中央区
Name major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)東亜建設工業株式会社
Address major shareholdersCurrentYearInstant_No9MajorShareholdersMember
Original text (Japanese)東京都新宿区西新宿3-7-1
Name major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)佐藤鉄工株式会社
Address major shareholdersCurrentYearInstant_No10MajorShareholdersMember
Original text (Japanese)富山県中新川郡立山町鉾木220
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsCurrentYearInstant_SharesWithNoVotingRightsMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsCurrentYearInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember-
Description issued shares voting rightsCurrentYearInstant_OrdinarySharesSharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)株式会社佐藤渡辺
Address of shareholder treasury shares etcCurrentYearInstant_Row1Member
Original text (Japanese)東京都港区南麻布1-18-4
Classes of shares etc (text)FilingDateInstantText · Plus
Acquisitions by resolution of shareholders meeting (text)FilingDateInstantText · Plus
Acquisitions by resolution of board of directors meeting (text)FilingDateInstantText · Plus

Every row of the EDINET CSV. Item names are the XBRL element names; filed text is kept in its original Japanese. Filed text is available on Plus and Pro.

Data checks · 24 of 24 passed
balance sheet identityconsolidated 2025-03-31pass rounding
balance sheet identityconsolidated 2026-03-31pass rounding
balance sheet identitynon_consolidated 2025-03-31pass
balance sheet identitynon_consolidated 2026-03-31pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2024-03-31pass
statement vs summary · net assetsconsolidated 2025-03-31pass
statement vs summary · net assetsconsolidated 2026-03-31pass
statement vs summary · net assetsnon_consolidated 2024-03-31pass
statement vs summary · net assetsnon_consolidated 2025-03-31pass
statement vs summary · net assetsnon_consolidated 2026-03-31pass
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2025-03-31pass
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2026-03-31pass
statement vs summary · operating cash flowconsolidated 2024-04-01/2025-03-31pass
statement vs summary · operating cash flowconsolidated 2025-04-01/2026-03-31pass
statement vs summary · revenueconsolidated 2024-04-01/2025-03-31pass
statement vs summary · revenueconsolidated 2025-04-01/2026-03-31pass
statement vs summary · revenuenon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · revenuenon_consolidated 2025-04-01/2026-03-31pass
statement vs summary · total assetsconsolidated 2025-03-31pass
statement vs summary · total assetsconsolidated 2026-03-31pass
statement vs summary · total assetsnon_consolidated 2025-03-31pass
statement vs summary · total assetsnon_consolidated 2026-03-31pass