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¥55.2bn2025-04-01 → 2026-03-31Cons.Net sales
Revenue¥49.0bn2024-04-01 → 2025-03-31Cons.Net sales
Revenue¥45.6bn2023-04-01 → 2024-03-31vCons.Net sales (5-year summary)
Revenue¥45.0bn2022-04-01 → 2023-03-31vCons.Net sales (5-year summary)
Revenue¥37.4bn2021-04-01 → 2022-03-31vCons.Net sales (5-year summary)
Operating income¥12.4bn2025-04-01 → 2026-03-31Cons.Operating income
Operating income¥10.6bn2024-04-01 → 2025-03-31Cons.Operating income
Ordinary income¥13.4bn2025-04-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥10.8bn2024-04-01 → 2025-03-31Cons.Ordinary income
Ordinary income¥12.3bn2023-04-01 → 2024-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥11.9bn2022-04-01 → 2023-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥8.8bn2021-04-01 → 2022-03-31vCons.Ordinary income loss (5-year summary)
Profit before tax¥13.4bn2025-04-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥11.3bn2024-04-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥10.0bn2025-04-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥8.0bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥8.4bn2023-04-01 → 2024-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥8.7bn2022-04-01 → 2023-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥6.0bn2021-04-01 → 2022-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥10.0bn2025-04-01 → 2026-03-31Cons.Profit loss
Net income¥8.0bn2024-04-01 → 2025-03-31Cons.Profit loss
Total assets¥101.1bnat 2026-03-31Cons.Assets
Total assets¥92.8bnat 2025-03-31Cons.Assets
Total assets¥88.6bnat 2024-03-31vCons.Total assets (5-year summary)
Total assets¥79.7bnat 2023-03-31vCons.Total assets (5-year summary)
Total assets¥71.6bnat 2022-03-31vCons.Total assets (5-year summary)
Total liabilities¥15.7bnat 2026-03-31Cons.Liabilities
Total liabilities¥15.3bnat 2025-03-31Cons.Liabilities
Net assets / equity¥85.4bnat 2026-03-31Cons.Net assets
Net assets / equity¥77.5bnat 2025-03-31Cons.Net assets
Net assets / equity¥72.5bnat 2024-03-31vCons.Net assets
Net assets / equity¥63.4bnat 2023-03-31vCons.Net assets (5-year summary)
Net assets / equity¥56.9bnat 2022-03-31vCons.Net assets (5-year summary)
Cash and deposits¥17.4bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥18.3bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥24.4bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥19.0bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥17.2bnat 2024-03-31vCons.Cash and cash equivalents
Cash & equivalents¥18.9bnat 2023-03-31vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥18.0bnat 2022-03-31vCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥11.1bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥6.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥2.6bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥5.2bn2022-04-01 → 2023-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥9.3bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥1.8bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥650m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥2.5bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥648m2022-04-01 → 2023-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥2.6bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥4.6bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥4.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥2.5bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥4.3bn2022-04-01 → 2023-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥3.0bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥217.322025-04-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥172.12024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥179.912023-04-01 → 2024-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥186.212022-04-01 → 2023-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥128.132021-04-01 → 2022-03-31vCons.Basic earnings loss per share (5-year summary)
Net assets per share¥1,878.29at 2026-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥1,687.03at 2025-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥1,555.65at 2024-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥1,361.13at 2023-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥1,206.38at 2022-03-31vCons.Net assets per share (5-year summary)
Equity ratio84.5%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio83.5%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio81.8%at 2024-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio79.5%at 2023-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio78.4%at 2022-03-31vCons.Equity to asset ratio (5-year summary)
ROE12.2%2025-04-01 → 2026-03-31Cons.Rate of return on equity (5-year summary)
ROE10.7%2024-04-01 → 2025-03-31Cons.Rate of return on equity (5-year summary)
ROE12.3%2023-04-01 → 2024-03-31vCons.Rate of return on equity (5-year summary)
ROE14.5%2022-04-01 → 2023-03-31vCons.Rate of return on equity (5-year summary)
ROE11.1%2021-04-01 → 2022-03-31vCons.Rate of return on equity (5-year summary)
Employees1,465at 2026-03-31Cons.Number of employees
Employees1,407at 2025-03-31Cons.Number of employees
Employees1,349at 2024-03-31vCons.Number of employees
Employees1,313at 2023-03-31vCons.Number of employees
Employees1,234at 2022-03-31vCons.Number of employees
Revenue¥45.3bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥42.1bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥38.1bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥38.3bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥32.4bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥9.1bn2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥9.1bn2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥11.0bn2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥9.8bn2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥10.8bn2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥9.8bn2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥7.6bn2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥10.9bn2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥10.3bn2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥8.5bn2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥7.4bn2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥7.8bn2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥7.4bn2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥5.7bn2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥85.7bnat 2026-03-31StandaloneAssets
Total assets¥79.3bnat 2025-03-31StandaloneAssets
Total assets¥75.8bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥68.4bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥62.1bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥13.5bnat 2026-03-31StandaloneLiabilities
Total liabilities¥13.2bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥72.2bnat 2026-03-31StandaloneNet assets
Net assets / equity¥66.1bnat 2025-03-31StandaloneNet assets
Net assets / equity¥62.6bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥54.9bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥49.2bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥5.8bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥9.8bnat 2025-03-31StandaloneCash and deposits
EPS (basic)¥185.882025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥159.292024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥168.442023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥1582022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥1232021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥552025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥452024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥802023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥802022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥602021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥1,588.23at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥1,439.79at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥1,344.8at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥1,179.15at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥1,056.84at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio84.2%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio83.4%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio82.6%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio80.3%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio79.2%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE12.3%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE11.5%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE13.3%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE14.1%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE12.2%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued47,322,000at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued47,322,000at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued23,661,000at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued23,661,000at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued23,661,000at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees1,147at 2026-03-31StandaloneNumber of employees
Employees1,100at 2025-03-31StandaloneNumber of employees
Employees1,051at 2024-03-31vStandaloneNumber of employees
Employees1,030at 2023-03-31vStandaloneNumber of employees
Employees993at 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.

All source rows · 1,734
ItemContextValueUnit
Independent auditors report consolidated (text)FilingDateInstantText · Plus
Audit firm1 consolidatedFilingDateInstant
Original text (Japanese)有限責任監査法人 トーマツ
Cpa1 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)三  浦     靖  晃
Cpa2 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)中  川     満  美
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)定置型ガス検知警報機器の収益認識
Description including reason kam consolidated (text)FilingDateInstant_Row1MemberText · Plus
Reference kam consolidatedFilingDateInstant_Row1Member
Original text (Japanese)【注記事項】(収益認識関係)1.顧客との契約から生じる収益を分解した情報
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)有限責任監査法人 トーマツ
Cpa1 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)三  浦     靖  晃
Cpa2 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)中  川     満  美
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)定置型ガス検知警報機器の収益認識
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)Prior4YearDuration37363952000JPY
Net sales (5-year summary)Prior3YearDuration45004807000JPY
Net sales (5-year summary)Prior2YearDuration45581356000JPY
Net sales (5-year summary)Prior1YearDuration49038948000JPY
Net sales (5-year summary)CurrentYearDuration55212234000JPY
Ordinary income loss (5-year summary)Prior4YearDuration8819898000JPY
Ordinary income loss (5-year summary)Prior3YearDuration11944056000JPY
Ordinary income loss (5-year summary)Prior2YearDuration12272142000JPY
Ordinary income loss (5-year summary)Prior1YearDuration10830981000JPY
Ordinary income loss (5-year summary)CurrentYearDuration13443943000JPY
Profit loss attributable to owners of parent (5-year summary)Prior4YearDuration5963861000JPY
Profit loss attributable to owners of parent (5-year summary)Prior3YearDuration8670194000JPY
Profit loss attributable to owners of parent (5-year summary)Prior2YearDuration8378667000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1YearDuration8007557000JPY
Profit loss attributable to owners of parent (5-year summary)CurrentYearDuration9957363000JPY
Comprehensive income (5-year summary)Prior4YearDuration6734083000JPY
Comprehensive income (5-year summary)Prior3YearDuration9778333000JPY
Comprehensive income (5-year summary)Prior2YearDuration10911389000JPY
Comprehensive income (5-year summary)Prior1YearDuration8592799000JPY
Comprehensive income (5-year summary)CurrentYearDuration11707590000JPY
Net assets (5-year summary)Prior4YearInstant56858719000JPY
Net assets (5-year summary)Prior3YearInstant63383634000JPY
Net assets (5-year summary)Prior2YearInstant72453650000JPY
Net assets (5-year summary)Prior1YearInstant77504296000JPY
Net assets (5-year summary)CurrentYearInstant85383848000JPY

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
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 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