Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-24
StandardJapan GAAP
ConsolidatedNo
Data checks13 of 13 passed
Key figures · 88
MetricValuePeriodScopeSource row
Revenue¥14.3bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥18.5bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥19.7bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥16.0bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥15.7bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income−¥441m2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥235m2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income−¥301m2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥360m2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥1.4bn2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥492m2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥938m2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax−¥301m2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥482m2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income−¥535m2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥344m2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥898m2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥341m2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥748m2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥28.9bnat 2026-03-31StandaloneAssets
Total assets¥31.1bnat 2025-03-31StandaloneAssets
Total assets¥30.0bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥27.3bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥24.5bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥7.9bnat 2026-03-31StandaloneLiabilities
Total liabilities¥10.6bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥20.9bnat 2026-03-31StandaloneNet assets
Net assets / equity¥20.5bnat 2025-03-31StandaloneNet assets
Net assets / equity¥20.9bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥19.1bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥19.0bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥2.4bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥2.3bnat 2025-03-31StandaloneCash and deposits
Cash & equivalents¥2.4bnat 2026-03-31StandaloneCash and cash equivalents
Cash & equivalents¥2.3bnat 2025-03-31StandaloneCash and cash equivalents
Cash & equivalents¥2.1bnat 2024-03-31vStandaloneCash and cash equivalents
Cash & equivalents¥2.9bnat 2023-03-31vStandaloneCash and cash equivalents (5-year summary)
Cash & equivalents¥3.7bnat 2022-03-31vStandaloneCash and cash equivalents (5-year summary)
Operating cash flow¥3.6bn2025-04-01 → 2026-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow−¥547m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in operating activities
Operating cash flow−¥66m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow−¥2.1bn2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.4bn2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Investing cash flow−¥702m2025-04-01 → 2026-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥394m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in investment activities
Investing cash flow−¥174m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥1.1bn2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥825m2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Financing cash flow−¥2.8bn2025-04-01 → 2026-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow¥1.1bn2024-04-01 → 2025-03-31StandaloneNet cash provided by used in financing activities
Financing cash flow−¥504m2023-04-01 → 2024-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow¥2.5bn2022-04-01 → 2023-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥644m2021-04-01 → 2022-03-31vStandaloneNet cash provided by used in financing activities (5-year summary)
EPS (basic)¥-92.472025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥56.812024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥147.582023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥54.622022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥114.622021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥502025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥1002024-04-01 → 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¥1002021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥3,591.62at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥3,552.83at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥3,434.18at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥3,139.25at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥3,005.8at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio72.5%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio65.8%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio69.7%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio70.0%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio77.6%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE-2.6%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE1.7%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE4.5%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE1.8%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE3.9%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued6,712,000at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued6,712,000at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued2,237,000at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued2,237,000at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued2,237,000at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees347at 2026-03-31StandaloneNumber of employees
Employees338at 2025-03-31StandaloneNumber of employees
Employees325at 2024-03-31vStandaloneNumber of employees
Employees314at 2023-03-31vStandaloneNumber of employees
Employees309at 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 · 43
SegmentItemPeriodValue
Reconciling Itemsreconcilingcapex2025-04-01 → 2026-03-31¥391m
Reconciling Itemsreconcilingsegment assetsat 2026-03-31¥11.2bn
Steel Bridgereportable segmentcapex2025-04-01 → 2026-03-31¥129m
Steel Bridgereportable segmentdepreciation2025-04-01 → 2026-03-31¥342m
Steel Bridgereportable segmentemployeesat 2026-03-31261 pure
Steel Bridgereportable segmentrevenue2025-04-01 → 2026-03-31¥10.6bn
Steel Bridgereportable segmentrevenue external2025-04-01 → 2026-03-31¥10.6bn
Steel Bridgereportable segmentsegment assetsat 2026-03-31¥14.6bn
Steel Bridgereportable segmentsegment profit2025-04-01 → 2026-03-31−¥451m
Steel Framereportable segmentcapex2025-04-01 → 2026-03-31¥176m
Steel Framereportable segmentdepreciation2025-04-01 → 2026-03-31¥36m
Steel Framereportable segmentemployeesat 2026-03-3147 pure
Steel Framereportable segmentrevenue2025-04-01 → 2026-03-31¥3.7bn
Steel Framereportable segmentrevenue external2025-04-01 → 2026-03-31¥3.7bn
Steel Framereportable segmentsegment assetsat 2026-03-31¥3.0bn
Steel Framereportable segmentsegment profit2025-04-01 → 2026-03-31¥10m
—segment totalcapex2025-04-01 → 2026-03-31¥306m
—segment totaldepreciation2025-04-01 → 2026-03-31¥379m
—segment totalemployeesat 2026-03-31308 pure
—segment totalrevenue2025-04-01 → 2026-03-31¥14.3bn
—segment totalrevenue external2025-04-01 → 2026-03-31¥14.3bn
—segment totalsegment assetsat 2026-03-31¥17.7bn
—segment totalsegment profit2025-04-01 → 2026-03-31−¥441m
Reconciling Itemsreconcilingcapex2024-04-01 → 2025-03-31¥101m
Reconciling Itemsreconcilingsegment assetsat 2025-03-31¥9.1bn
Steel Bridgereportable segmentcapex2024-04-01 → 2025-03-31¥510m
Steel Bridgereportable segmentdepreciation2024-04-01 → 2025-03-31¥306m
Steel Bridgereportable segmentrevenue2024-04-01 → 2025-03-31¥13.0bn
Steel Bridgereportable segmentrevenue external2024-04-01 → 2025-03-31¥13.0bn
Steel Bridgereportable segmentsegment assetsat 2025-03-31¥17.8bn
Steel Bridgereportable segmentsegment profit2024-04-01 → 2025-03-31¥119m
Steel Framereportable segmentcapex2024-04-01 → 2025-03-31¥25m
Steel Framereportable segmentdepreciation2024-04-01 → 2025-03-31¥9m
Steel Framereportable segmentrevenue2024-04-01 → 2025-03-31¥5.4bn
Steel Framereportable segmentrevenue external2024-04-01 → 2025-03-31¥5.4bn
Steel Framereportable segmentsegment assetsat 2025-03-31¥4.3bn
Steel Framereportable segmentsegment profit2024-04-01 → 2025-03-31¥117m
—segment totalcapex2024-04-01 → 2025-03-31¥535m
—segment totaldepreciation2024-04-01 → 2025-03-31¥315m
—segment totalrevenue2024-04-01 → 2025-03-31¥18.5bn
—segment totalrevenue external2024-04-01 → 2025-03-31¥18.5bn
—segment totalsegment assetsat 2025-03-31¥22.1bn
—segment totalsegment profit2024-04-01 → 2025-03-31¥235m

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

All source rows · 1,185
ItemContextValueUnit
Independent auditors report non consolidated (text)FilingDateInstantText · Plus
Audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)有限責任 あずさ監査法人
Cpa1 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)大橋 盛子
Cpa2 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)西  芳範
Audit opinion non consolidated (text)FilingDateInstantText · Plus
Key audit matters non consolidated (text)FilingDateInstantText · Plus
Overview kam non consolidated (text)FilingDateInstantText · Plus
Short description kam non consolidatedFilingDateInstant_Row1Member
Original text (Japanese)工事契約に係る収益認識及び工事損失引当金の計上における工事原価総額の見積りの合理性
Description including reason kam non consolidated (text)FilingDateInstant_Row1MemberText · Plus
Reference kam non consolidatedFilingDateInstant_Row1Member
Original text (Japanese) (重要な会計方針)5.収益及び費用の計上基準
Reference2 kam non consolidatedFilingDateInstant_Row1Member
Original text (Japanese)(重要な会計方針)4.引当金の計上基準
Reference3 kam non consolidatedFilingDateInstant_Row1Member
Original text (Japanese)(重要な会計上の見積り)
Reference4 kam non consolidatedFilingDateInstant_Row1Member
Original text (Japanese)(重要な会計上の見積り)
Auditors response kam non consolidated (text)FilingDateInstant_Row1MemberText · Plus
Other information non consolidated (text)FilingDateInstantText · Plus
Fee related information non consolidated (text)FilingDateInstantText · Plus
Number of submissionFilingDateInstant1
Net sales (5-year summary)Prior4YearDuration_NonConsolidatedMember15669637000JPY
Net sales (5-year summary)Prior3YearDuration_NonConsolidatedMember15978699000JPY
Net sales (5-year summary)Prior2YearDuration_NonConsolidatedMember19695035000JPY
Net sales (5-year summary)Prior1YearDuration_NonConsolidatedMember18455160000JPY
Net sales (5-year summary)CurrentYearDuration_NonConsolidatedMember14306842000JPY
Ordinary income loss (5-year summary)Prior4YearDuration_NonConsolidatedMember937831000JPY
Ordinary income loss (5-year summary)Prior3YearDuration_NonConsolidatedMember491778000JPY
Ordinary income loss (5-year summary)Prior2YearDuration_NonConsolidatedMember1438245000JPY
Ordinary income loss (5-year summary)Prior1YearDuration_NonConsolidatedMember360342000JPY
Ordinary income loss (5-year summary)CurrentYearDuration_NonConsolidatedMember-301419000JPY
Net income loss (5-year summary)Prior4YearDuration_NonConsolidatedMember747728000JPY
Net income loss (5-year summary)Prior3YearDuration_NonConsolidatedMember340629000JPY
Net income loss (5-year summary)Prior2YearDuration_NonConsolidatedMember898115000JPY
Net income loss (5-year summary)Prior1YearDuration_NonConsolidatedMember343687000JPY
Net income loss (5-year summary)CurrentYearDuration_NonConsolidatedMember-535286000JPY
Equity in earnings losses of affiliates if equity method is applied (5-year summary)Prior4YearDuration_NonConsolidatedMember-JPY
Equity in earnings losses of affiliates if equity method is applied (5-year summary)Prior3YearDuration_NonConsolidatedMember-JPY
Equity in earnings losses of affiliates if equity method is applied (5-year summary)Prior2YearDuration_NonConsolidatedMember-JPY
Equity in earnings losses of affiliates if equity method is applied (5-year summary)Prior1YearDuration_NonConsolidatedMember-JPY
Equity in earnings losses of affiliates if equity method is applied (5-year summary)CurrentYearDuration_NonConsolidatedMember-JPY
Capital stock (5-year summary)Prior4YearInstant_NonConsolidatedMember5178712000JPY
Capital stock (5-year summary)Prior3YearInstant_NonConsolidatedMember5178712000JPY
Capital stock (5-year summary)Prior2YearInstant_NonConsolidatedMember5178712000JPY
Capital stock (5-year summary)Prior1YearInstant_NonConsolidatedMember5178712000JPY
Capital stock (5-year summary)CurrentYearInstant_NonConsolidatedMember5178712000JPY
Total number of issued shares (5-year summary)Prior4YearInstant_NonConsolidatedMember2237000
Total number of issued shares (5-year summary)Prior3YearInstant_NonConsolidatedMember2237000
Total number of issued shares (5-year summary)Prior2YearInstant_NonConsolidatedMember2237000
Total number of issued shares (5-year summary)Prior1YearInstant_NonConsolidatedMember6712000
Total number of issued shares (5-year summary)CurrentYearInstant_NonConsolidatedMember6712000
Net assets (5-year summary)Prior4YearInstant_NonConsolidatedMember19036543000JPY
Net assets (5-year summary)Prior3YearInstant_NonConsolidatedMember19082714000JPY
Net assets (5-year summary)Prior2YearInstant_NonConsolidatedMember20908219000JPY

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 · 13 of 13 passed
balance sheet identitynon_consolidated 2025-03-31pass rounding
balance sheet identitynon_consolidated 2026-03-31pass
dei present pass
period resolution pass
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 · operating cash flownon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · operating cash flownon_consolidated 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 assetsnon_consolidated 2025-03-31pass
statement vs summary · total assetsnon_consolidated 2026-03-31pass