Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-23
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥4.9bn2025-04-01 → 2026-03-31Cons.Net sales
Revenue¥5.2bn2024-04-01 → 2025-03-31Cons.Net sales
Revenue¥4.8bn2023-04-01 → 2024-03-31vCons.Net sales (5-year summary)
Revenue¥4.7bn2022-04-01 → 2023-03-31dCons.Net sales (5-year summary)
Revenue¥3.9bn2021-04-01 → 2022-03-31dCons.Net sales (5-year summary)
Operating income¥342m2025-04-01 → 2026-03-31Cons.Operating income
Operating income¥991m2024-04-01 → 2025-03-31Cons.Operating income
Ordinary income¥341m2025-04-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥1.1bn2024-04-01 → 2025-03-31Cons.Ordinary income
Ordinary income¥636m2023-04-01 → 2024-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥1.2bn2022-04-01 → 2023-03-31dCons.Ordinary income loss (5-year summary)
Ordinary income¥918m2021-04-01 → 2022-03-31dCons.Ordinary income loss (5-year summary)
Profit before tax¥332m2025-04-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥1.0bn2024-04-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥251m2025-04-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥795m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥385m2023-04-01 → 2024-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥830m2022-04-01 → 2023-03-31dCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥588m2021-04-01 → 2022-03-31dCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥251m2025-04-01 → 2026-03-31Cons.Profit loss
Net income¥795m2024-04-01 → 2025-03-31Cons.Profit loss
Total assets¥8.9bnat 2026-03-31Cons.Assets
Total assets¥9.1bnat 2025-03-31Cons.Assets
Total assets¥6.6bnat 2024-03-31vCons.Total assets (5-year summary)
Total assets¥6.1bnat 2023-03-31dCons.Total assets (5-year summary)
Total assets¥5.6bnat 2022-03-31dCons.Total assets (5-year summary)
Total liabilities¥3.0bnat 2026-03-31Cons.Liabilities
Total liabilities¥3.3bnat 2025-03-31Cons.Liabilities
Net assets / equity¥5.9bnat 2026-03-31Cons.Net assets
Net assets / equity¥5.8bnat 2025-03-31Cons.Net assets
Net assets / equity¥3.3bnat 2024-03-31vCons.Net assets
Net assets / equity¥3.0bnat 2023-03-31dCons.Net assets (5-year summary)
Net assets / equity¥2.2bnat 2022-03-31dCons.Net assets (5-year summary)
Cash and deposits¥2.5bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥3.1bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥2.5bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥2.9bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥1.7bnat 2024-03-31vCons.Cash and cash equivalents
Cash & equivalents¥1.5bnat 2023-03-31dCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥1.7bnat 2022-03-31dCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥699m2025-04-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥916m2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥824m2023-04-01 → 2024-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥461m2022-04-01 → 2023-03-31dCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥763m2021-04-01 → 2022-03-31dCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥868m2025-04-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.1bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥577m2023-04-01 → 2024-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥575m2022-04-01 → 2023-03-31dCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow¥83m2021-04-01 → 2022-03-31dCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥321m2025-04-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow¥1.4bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥1m2023-04-01 → 2024-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥172m2022-04-01 → 2023-03-31dCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥360m2021-04-01 → 2022-03-31dCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥49.112025-04-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥157.572024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥92.432023-04-01 → 2024-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥199.232022-04-01 → 2023-03-31dCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥173.52021-04-01 → 2022-03-31dCons.Basic earnings loss per share (5-year summary)
Net assets per share¥1,163.08at 2026-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥1,131.12at 2025-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥802.5at 2024-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥724.57at 2023-03-31dCons.Net assets per share (5-year summary)
Net assets per share¥532.27at 2022-03-31dCons.Net assets per share (5-year summary)
Equity ratio66.8%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio63.8%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio50.7%at 2024-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio49.2%at 2023-03-31dCons.Equity to asset ratio (5-year summary)
Equity ratio39.6%at 2022-03-31dCons.Equity to asset ratio (5-year summary)
ROE4.3%2025-04-01 → 2026-03-31Cons.Rate of return on equity (5-year summary)
ROE17.4%2024-04-01 → 2025-03-31Cons.Rate of return on equity (5-year summary)
ROE12.1%2023-04-01 → 2024-03-31vCons.Rate of return on equity (5-year summary)
ROE31.7%2022-04-01 → 2023-03-31dCons.Rate of return on equity (5-year summary)
ROE31.2%2021-04-01 → 2022-03-31dCons.Rate of return on equity (5-year summary)
Employees176at 2026-03-31Cons.Number of employees
Employees167at 2025-03-31Cons.Number of employees
Employees159at 2024-03-31vCons.Number of employees
Employees139at 2023-03-31dCons.Number of employees
Employees130at 2022-03-31dCons.Number of employees
Revenue¥4.2bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥4.6bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥4.4bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥4.4bn2022-04-01 → 2023-03-31dStandaloneNet sales (5-year summary)
Revenue¥3.6bn2021-04-01 → 2022-03-31dStandaloneNet sales (5-year summary)
Operating income¥58m2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥727m2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥72m2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥703m2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥409m2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.1bn2022-04-01 → 2023-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥842m2021-04-01 → 2022-03-31dStandaloneOrdinary income loss (5-year summary)
Profit before tax¥70m2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥661m2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥63m2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥509m2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥212m2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥751m2022-04-01 → 2023-03-31dStandaloneNet income loss (5-year summary)
Net income¥564m2021-04-01 → 2022-03-31dStandaloneNet income loss (5-year summary)
Total assets¥7.7bnat 2026-03-31StandaloneAssets
Total assets¥8.0bnat 2025-03-31StandaloneAssets
Total assets¥6.0bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥5.8bnat 2023-03-31dStandaloneTotal assets (5-year summary)
Total assets¥5.3bnat 2022-03-31dStandaloneTotal assets (5-year summary)
Total liabilities¥2.8bnat 2026-03-31StandaloneLiabilities
Total liabilities¥3.1bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥4.9bnat 2026-03-31StandaloneNet assets
Net assets / equity¥5.0bnat 2025-03-31StandaloneNet assets
Net assets / equity¥2.8bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥2.7bnat 2023-03-31dStandaloneNet assets (5-year summary)
Net assets / equity¥2.0bnat 2022-03-31dStandaloneNet assets (5-year summary)
Cash and deposits¥1.5bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥2.5bnat 2025-03-31StandaloneCash and deposits
EPS (basic)¥12.272025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥100.932024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥50.92023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥180.372022-04-01 → 2023-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥166.592021-04-01 → 2022-03-31dStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥102025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥242024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥142023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥192022-04-01 → 2023-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥1002021-04-01 → 2022-03-31dStandaloneDividend paid per share (5-year summary)
Net assets per share¥957.02at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥968.65at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥683.18at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥651.21at 2023-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥480.9at 2022-03-31dStandaloneNet assets per share (5-year summary)
Equity ratio63.9%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio61.6%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio47.2%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio47.2%at 2023-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio38.0%at 2022-03-31dStandaloneEquity to asset ratio (5-year summary)
ROE1.3%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE13.1%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE7.6%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE31.9%2022-04-01 → 2023-03-31dStandaloneRate of return on equity (5-year summary)
ROE33.2%2021-04-01 → 2022-03-31dStandaloneRate of return on equity (5-year summary)
Shares issued5,111,600at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued5,111,600at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued4,165,000at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued4,165,000at 2023-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued416,500at 2022-03-31dStandaloneTotal number of issued shares (5-year summary)
Employees150at 2026-03-31StandaloneNumber of employees
Employees141at 2025-03-31StandaloneNumber of employees
Employees135at 2024-03-31vStandaloneNumber of employees
Employees117at 2023-03-31dStandaloneNumber of employees
Employees108at 2022-03-31dStandaloneNumber 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 · 42
SegmentItemPeriodValue
Reconciling Itemsreconcilingdepreciation2025-04-01 → 2026-03-31¥70m
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2026-03-31−¥590m
Cell Process Businessreportable segmentdepreciation2025-04-01 → 2026-03-31¥113m
Cell Process Businessreportable segmentemployeesat 2026-03-3148 pure
Cell Process Businessreportable segmentrevenue2025-04-01 → 2026-03-31¥975m
Cell Process Businessreportable segmentrevenue external2025-04-01 → 2026-03-31¥975m
Cell Process Businessreportable segmentsegment profit2025-04-01 → 2026-03-31¥80m
Microbiological Businessreportable segmentdepreciation2025-04-01 → 2026-03-31¥137m
Microbiological Businessreportable segmentemployeesat 2026-03-3154 pure
Microbiological Businessreportable segmentrevenue2025-04-01 → 2026-03-31¥1.4bn
Microbiological Businessreportable segmentrevenue external2025-04-01 → 2026-03-31¥1.4bn
Microbiological Businessreportable segmentsegment profit2025-04-01 → 2026-03-31−¥95m
Tissue Culture Businessreportable segmentdepreciation2025-04-01 → 2026-03-31¥74m
Tissue Culture Businessreportable segmentemployeesat 2026-03-3161 pure
Tissue Culture Businessreportable segmentrevenue2025-04-01 → 2026-03-31¥2.5bn
Tissue Culture Businessreportable segmentrevenue external2025-04-01 → 2026-03-31¥2.5bn
Tissue Culture Businessreportable segmentsegment profit2025-04-01 → 2026-03-31¥946m
—segment totaldepreciation2025-04-01 → 2026-03-31¥325m
—segment totalrevenue2025-04-01 → 2026-03-31¥4.9bn
—segment totalrevenue external2025-04-01 → 2026-03-31¥4.9bn
—segment totalsegment profit2025-04-01 → 2026-03-31¥932m
Reconciling Itemsreconcilingdepreciation2024-04-01 → 2025-03-31¥16m
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2025-03-31−¥528m
Cell Process Businessreportable segmentdepreciation2024-04-01 → 2025-03-31¥130m
Cell Process Businessreportable segmentrevenue2024-04-01 → 2025-03-31¥1.2bn
Cell Process Businessreportable segmentrevenue external2024-04-01 → 2025-03-31¥1.2bn
Cell Process Businessreportable segmentsegment profit2024-04-01 → 2025-03-31¥313m
Microbiological Businessreportable segmentdepreciation2024-04-01 → 2025-03-31¥131m
Microbiological Businessreportable segmentrevenue2024-04-01 → 2025-03-31¥1.8bn
Microbiological Businessreportable segmentrevenue external2024-04-01 → 2025-03-31¥1.8bn
Microbiological Businessreportable segmentsegment profit2024-04-01 → 2025-03-31¥441m
Tissue Culture Businessreportable segmentdepreciation2024-04-01 → 2025-03-31¥83m
Tissue Culture Businessreportable segmentrevenue2024-04-01 → 2025-03-31¥2.3bn
Tissue Culture Businessreportable segmentrevenue external2024-04-01 → 2025-03-31¥2.3bn
Tissue Culture Businessreportable segmentsegment profit2024-04-01 → 2025-03-31¥765m
—segment totaldepreciation2024-04-01 → 2025-03-31¥344m
—segment totalrevenue2024-04-01 → 2025-03-31¥5.2bn
—segment totalrevenue external2024-04-01 → 2025-03-31¥5.2bn
—segment totalsegment profit2024-04-01 → 2025-03-31¥1.5bn
Cell Process Businessreportable segmentemployeesat 2026-03-3148 pure
Microbiological Businessreportable segmentemployeesat 2026-03-3149 pure
Tissue Culture Businessreportable segmentemployeesat 2026-03-3140 pure

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

All source rows · 1,479
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) 小 林 雅 彦
Cpa2 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)藤 岡 義 博
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)コージンバイオ株式会社の売上高の期間帰属の適切性
Description including reason kam consolidated (text)FilingDateInstant_Row1MemberText · Plus
Reference kam consolidatedFilingDateInstant_Row1Member
Original text (Japanese)注記事項「(連結財務諸表作成のための基本となる重要な事項)4.会計方針に関する事項(5)重要な収益及び費用の計上基準」
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) 小 林 雅 彦
Cpa2 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese) 藤 岡 義 博
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)売上高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)Prior4YearDuration3947089000JPY
Net sales (5-year summary)Prior3YearDuration4742992000JPY
Net sales (5-year summary)Prior2YearDuration4770096000JPY
Net sales (5-year summary)Prior1YearDuration5206287000JPY
Net sales (5-year summary)CurrentYearDuration4939025000JPY
Ordinary income loss (5-year summary)Prior4YearDuration917837000JPY
Ordinary income loss (5-year summary)Prior3YearDuration1244391000JPY
Ordinary income loss (5-year summary)Prior2YearDuration635601000JPY
Ordinary income loss (5-year summary)Prior1YearDuration1065412000JPY
Ordinary income loss (5-year summary)CurrentYearDuration340950000JPY
Profit loss attributable to owners of parent (5-year summary)Prior4YearDuration587675000JPY
Profit loss attributable to owners of parent (5-year summary)Prior3YearDuration829790000JPY
Profit loss attributable to owners of parent (5-year summary)Prior2YearDuration384978000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1YearDuration794759000JPY
Profit loss attributable to owners of parent (5-year summary)CurrentYearDuration251019000JPY
Comprehensive income (5-year summary)Prior4YearDuration617245000JPY
Comprehensive income (5-year summary)Prior3YearDuration842585000JPY
Comprehensive income (5-year summary)Prior2YearDuration403698000JPY
Comprehensive income (5-year summary)Prior1YearDuration843081000JPY
Comprehensive income (5-year summary)CurrentYearDuration286036000JPY
Net assets (5-year summary)Prior4YearInstant2216895000JPY
Net assets (5-year summary)Prior3YearInstant3017830000JPY
Net assets (5-year summary)Prior2YearInstant3342393000JPY
Net assets (5-year summary)Prior1YearInstant5781821000JPY
Net assets (5-year summary)CurrentYearInstant5945179000JPY

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