Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-19
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥20.3bn2025-04-01 → 2026-03-31Cons.Net sales
Revenue¥16.0bn2024-04-01 → 2025-03-31Cons.Net sales
Revenue¥15.6bn2023-04-01 → 2024-03-31vCons.Net sales (5-year summary)
Revenue¥17.4bn2022-04-01 → 2023-03-31vCons.Net sales (5-year summary)
Revenue¥15.5bn2021-04-01 → 2022-03-31vCons.Net sales (5-year summary)
Operating income¥1.5bn2025-04-01 → 2026-03-31Cons.Operating income
Operating income¥836m2024-04-01 → 2025-03-31Cons.Operating income
Ordinary income¥1.7bn2025-04-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥898m2024-04-01 → 2025-03-31Cons.Ordinary income
Ordinary income¥1.4bn2023-04-01 → 2024-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥1.9bn2022-04-01 → 2023-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥1.6bn2021-04-01 → 2022-03-31vCons.Ordinary income loss (5-year summary)
Profit before tax¥1.6bn2025-04-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥898m2024-04-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥1.1bn2025-04-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥591m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.0bn2023-04-01 → 2024-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.3bn2022-04-01 → 2023-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.3bn2021-04-01 → 2022-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥1.0bn2025-04-01 → 2026-03-31Cons.Profit loss
Net income¥583m2024-04-01 → 2025-03-31Cons.Profit loss
Total assets¥26.0bnat 2026-03-31Cons.Assets
Total assets¥20.6bnat 2025-03-31Cons.Assets
Total assets¥21.1bnat 2024-03-31vCons.Total assets (5-year summary)
Total assets¥20.8bnat 2023-03-31vCons.Total assets (5-year summary)
Total assets¥21.4bnat 2022-03-31vCons.Total assets (5-year summary)
Total liabilities¥12.5bnat 2026-03-31Cons.Liabilities
Total liabilities¥8.1bnat 2025-03-31Cons.Liabilities
Net assets / equity¥13.5bnat 2026-03-31Cons.Net assets
Net assets / equity¥12.5bnat 2025-03-31Cons.Net assets
Net assets / equity¥12.1bnat 2024-03-31vCons.Net assets
Net assets / equity¥11.0bnat 2023-03-31vCons.Net assets (5-year summary)
Net assets / equity¥9.8bnat 2022-03-31vCons.Net assets (5-year summary)
Cash and deposits¥2.2bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥1.6bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥2.2bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥1.6bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥2.7bnat 2024-03-31vCons.Cash and cash equivalents
Cash & equivalents¥3.0bnat 2023-03-31vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥3.2bnat 2022-03-31vCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥1.9bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥1.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥2.0bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥2.6bn2022-04-01 → 2023-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.3bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥3.8bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥2.5bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.1bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥1.9bn2022-04-01 → 2023-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥1.8bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow¥1.5bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥293m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥1.2bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥984m2022-04-01 → 2023-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥2.3bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥248.162025-04-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥136.982024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥241.32023-04-01 → 2024-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥306.872022-04-01 → 2023-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥344.632021-04-01 → 2022-03-31vCons.Basic earnings loss per share (5-year summary)
Net assets per share¥3,085.47at 2026-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥2,854.65at 2025-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥2,788.6at 2024-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥2,546.83at 2023-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥2,262.41at 2022-03-31vCons.Net assets per share (5-year summary)
Equity ratio51.2%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio59.7%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio57.0%at 2024-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio52.8%at 2023-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio45.7%at 2022-03-31vCons.Equity to asset ratio (5-year summary)
ROE8.4%2025-04-01 → 2026-03-31Cons.Rate of return on equity (5-year summary)
ROE4.9%2024-04-01 → 2025-03-31Cons.Rate of return on equity (5-year summary)
ROE9.0%2023-04-01 → 2024-03-31vCons.Rate of return on equity (5-year summary)
ROE12.8%2022-04-01 → 2023-03-31vCons.Rate of return on equity (5-year summary)
ROE16.4%2021-04-01 → 2022-03-31vCons.Rate of return on equity (5-year summary)
Employees458at 2026-03-31Cons.Number of employees
Employees431at 2025-03-31Cons.Number of employees
Employees432at 2024-03-31vCons.Number of employees
Employees418at 2023-03-31vCons.Number of employees
Employees400at 2022-03-31vCons.Number of employees
Revenue¥13.9bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥13.4bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥12.8bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥14.7bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥13.3bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥406m2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥315m2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥824m2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥588m2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥954m2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.6bn2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.1bn2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥821m2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥587m2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥646m2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥435m2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥819m2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥1.2bn2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥865m2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥20.5bnat 2026-03-31StandaloneAssets
Total assets¥17.4bnat 2025-03-31StandaloneAssets
Total assets¥17.7bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥17.5bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥16.9bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥9.8bnat 2026-03-31StandaloneLiabilities
Total liabilities¥7.3bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥10.7bnat 2026-03-31StandaloneNet assets
Net assets / equity¥10.1bnat 2025-03-31StandaloneNet assets
Net assets / equity¥10.0bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥9.2bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥8.1bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥1.6bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥1.5bnat 2025-03-31StandaloneCash and deposits
EPS (basic)¥149.452025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥100.782024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥189.762023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥283.362022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥236.652021-04-01 → 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¥432024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥402023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥362022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥302021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥2,479.49at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,346.53at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,316.69at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥2,126.47at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥1,872.66at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio52.3%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio58.2%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio56.6%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio52.5%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio47.9%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE6.2%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE4.3%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE8.5%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE14.2%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE13.9%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued4,320,420at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued4,318,000at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued4,318,000at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued4,318,000at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued4,318,000at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees280at 2026-03-31StandaloneNumber of employees
Employees277at 2025-03-31StandaloneNumber of employees
Employees279at 2024-03-31vStandaloneNumber of employees
Employees261at 2023-03-31vStandaloneNumber of employees
Employees247at 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
Ecology Relatedreportable segmentemployeesat 2026-03-31458 pure
Ecology Relatedreportable segmentemployeesat 2026-03-31280 pure

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

All source rows · 1,412
ItemContextValueUnit
Independent auditors report consolidated (text)FilingDateInstantText · Plus
Audit firm1 consolidatedFilingDateInstant
Original text (Japanese)有限責任 あずさ監査法人
Cpa1 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)中  村  哲  也
Cpa2 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)山  田  昌  紀
Audit opinion consolidated (text)FilingDateInstantText · Plus
Key audit matters consolidated (text)FilingDateInstantText · Plus
Overview kam consolidated (text)FilingDateInstantText · Plus
Short description kam consolidatedFilingDateInstant_Row1Member
Original text (Japanese)産業廃棄物の処理(処分及び収集運搬)等に係る処理費収益の期間帰属の適切性
Description including reason kam consolidated (text)FilingDateInstant_Row1MemberText · Plus
Auditors response kam consolidated (text)FilingDateInstant_Row1MemberText · Plus
Other information consolidated (text)FilingDateInstantText · Plus
Fee related information consolidated (text)FilingDateInstantText · Plus
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)中  村  哲  也
Cpa2 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)山  田  昌  紀
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)(産業廃棄物の処理(処分及び収集運搬)等に係る処理費収益の期間帰属の適切性)
Same as kam for consolidated fskam 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)Prior4YearDuration15537807000JPY
Net sales (5-year summary)Prior3YearDuration17367350000JPY
Net sales (5-year summary)Prior2YearDuration15633044000JPY
Net sales (5-year summary)Prior1YearDuration16040490000JPY
Net sales (5-year summary)CurrentYearDuration20263153000JPY
Ordinary income loss (5-year summary)Prior4YearDuration1629705000JPY
Ordinary income loss (5-year summary)Prior3YearDuration1936974000JPY
Ordinary income loss (5-year summary)Prior2YearDuration1360938000JPY
Ordinary income loss (5-year summary)Prior1YearDuration897721000JPY
Ordinary income loss (5-year summary)CurrentYearDuration1701650000JPY
Profit loss attributable to owners of parent (5-year summary)Prior4YearDuration1259027000JPY
Profit loss attributable to owners of parent (5-year summary)Prior3YearDuration1325080000JPY
Profit loss attributable to owners of parent (5-year summary)Prior2YearDuration1041936000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1YearDuration591472000JPY
Profit loss attributable to owners of parent (5-year summary)CurrentYearDuration1071958000JPY
Comprehensive income (5-year summary)Prior4YearDuration1268364000JPY
Comprehensive income (5-year summary)Prior3YearDuration1334420000JPY
Comprehensive income (5-year summary)Prior2YearDuration1201240000JPY
Comprehensive income (5-year summary)Prior1YearDuration449030000JPY
Comprehensive income (5-year summary)CurrentYearDuration1146910000JPY
Net assets (5-year summary)Prior4YearInstant9769105000JPY
Net assets (5-year summary)Prior3YearInstant11033985000JPY
Net assets (5-year summary)Prior2YearInstant12079452000JPY
Net assets (5-year summary)Prior1YearInstant12513209000JPY
Net assets (5-year summary)CurrentYearInstant13477976000JPY
Total assets (5-year summary)Prior4YearInstant21382306000JPY

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
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