Annual report

Period2025-01-01 → 2025-12-31
Filed2026-03-27
StandardJapan GAAP
ConsolidatedNo
Data checks13 of 13 passed
Key figures · 76
MetricValuePeriodScopeSource row
Revenue¥593m2025-01-01 → 2025-12-31StandaloneNet sales
Revenue¥781m2024-01-01 → 2024-12-31StandaloneNet sales
Revenue¥682m2023-01-01 → 2023-12-31vStandaloneNet sales (5-year summary)
Revenue¥631m2022-01-01 → 2022-12-31vStandaloneNet sales (5-year summary)
Revenue¥713m2021-01-01 → 2021-12-31dStandaloneNet sales (5-year summary)
Operating income−¥980m2025-01-01 → 2025-12-31StandaloneOperating income
Operating income−¥1.0bn2024-01-01 → 2024-12-31StandaloneOperating income
Ordinary income−¥989m2025-01-01 → 2025-12-31StandaloneOrdinary income
Ordinary income−¥1.0bn2024-01-01 → 2024-12-31StandaloneOrdinary income
Ordinary income−¥1.2bn2023-01-01 → 2023-12-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income−¥1.2bn2022-01-01 → 2022-12-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income−¥1.3bn2021-01-01 → 2021-12-31dStandaloneOrdinary income loss (5-year summary)
Profit before tax−¥980m2025-01-01 → 2025-12-31StandaloneIncome before income taxes
Profit before tax−¥1.0bn2024-01-01 → 2024-12-31StandaloneIncome before income taxes
Net income−¥983m2025-01-01 → 2025-12-31StandaloneProfit loss
Net income−¥1.0bn2024-01-01 → 2024-12-31StandaloneProfit loss
Net income−¥1.2bn2023-01-01 → 2023-12-31vStandaloneNet income loss (5-year summary)
Net income−¥1.2bn2022-01-01 → 2022-12-31vStandaloneNet income loss (5-year summary)
Net income−¥1.5bn2021-01-01 → 2021-12-31dStandaloneNet income loss (5-year summary)
Total assets¥1.7bnat 2025-12-31StandaloneAssets
Total assets¥2.5bnat 2024-12-31StandaloneAssets
Total assets¥1.8bnat 2023-12-31vStandaloneTotal assets (5-year summary)
Total assets¥2.2bnat 2022-12-31vStandaloneTotal assets (5-year summary)
Total assets¥2.3bnat 2021-12-31dStandaloneTotal assets (5-year summary)
Total liabilities¥605mat 2025-12-31StandaloneLiabilities
Total liabilities¥549mat 2024-12-31StandaloneLiabilities
Net assets / equity¥1.1bnat 2025-12-31StandaloneNet assets
Net assets / equity¥1.9bnat 2024-12-31StandaloneNet assets
Net assets / equity¥1.2bnat 2023-12-31vStandaloneNet assets
Net assets / equity¥1.8bnat 2022-12-31vStandaloneNet assets (5-year summary)
Net assets / equity¥1.9bnat 2021-12-31dStandaloneNet assets (5-year summary)
Cash and deposits¥1.2bnat 2025-12-31StandaloneCash and deposits
Cash and deposits¥2.1bnat 2024-12-31StandaloneCash and deposits
Cash & equivalents¥1.2bnat 2025-12-31StandaloneCash and cash equivalents
Cash & equivalents¥2.1bnat 2024-12-31StandaloneCash and cash equivalents
Cash & equivalents¥1.3bnat 2023-12-31vStandaloneCash and cash equivalents
Cash & equivalents¥1.7bnat 2022-12-31vStandaloneCash and cash equivalents (5-year summary)
Cash & equivalents¥1.8bnat 2021-12-31dStandaloneCash and cash equivalents (5-year summary)
Operating cash flow−¥936m2025-01-01 → 2025-12-31StandaloneNet cash provided by used in operating activities
Operating cash flow−¥1.0bn2024-01-01 → 2024-12-31StandaloneNet cash provided by used in operating activities
Operating cash flow−¥1.1bn2023-01-01 → 2023-12-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow−¥1.2bn2022-01-01 → 2022-12-31vStandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow−¥1.1bn2021-01-01 → 2021-12-31dStandaloneNet cash provided by used in operating activities (5-year summary)
Investing cash flow−¥55m2025-01-01 → 2025-12-31StandaloneNet cash provided by used in investment activities
Investing cash flow¥173,0002023-01-01 → 2023-12-31vStandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥35m2021-01-01 → 2021-12-31dStandaloneNet cash provided by used in investing activities (5-year summary)
Financing cash flow¥133m2025-01-01 → 2025-12-31StandaloneNet cash provided by used in financing activities
Financing cash flow¥1.7bn2024-01-01 → 2024-12-31StandaloneNet cash provided by used in financing activities
Financing cash flow¥667m2023-01-01 → 2023-12-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow¥1.1bn2022-01-01 → 2022-12-31vStandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow¥271m2021-01-01 → 2021-12-31dStandaloneNet cash provided by used in financing activities (5-year summary)
EPS (basic)¥-14.472025-01-01 → 2025-12-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥-17.542024-01-01 → 2024-12-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥-24.622023-01-01 → 2023-12-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥-28.262022-01-01 → 2022-12-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥-36.742021-01-01 → 2021-12-31dStandaloneBasic earnings loss per share (5-year summary)
Net assets per share¥16.18at 2025-12-31StandaloneNet assets per share (5-year summary)
Net assets per share¥28.53at 2024-12-31StandaloneNet assets per share (5-year summary)
Net assets per share¥21.66at 2023-12-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥36.7at 2022-12-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥45.55at 2021-12-31dStandaloneNet assets per share (5-year summary)
Equity ratio64.1%at 2025-12-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio77.4%at 2024-12-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio65.1%at 2023-12-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio80.2%at 2022-12-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio79.4%at 2021-12-31dStandaloneEquity to asset ratio (5-year summary)
Shares issued68,453,800at 2025-12-31StandaloneTotal number of issued shares (5-year summary)
Shares issued66,969,000at 2024-12-31StandaloneTotal number of issued shares (5-year summary)
Shares issued52,640,200at 2023-12-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued48,423,500at 2022-12-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued40,781,500at 2021-12-31dStandaloneTotal number of issued shares (5-year summary)
Employees49at 2025-12-31StandaloneNumber of employees
Employees47at 2024-12-31StandaloneNumber of employees
Employees51at 2023-12-31vStandaloneNumber of employees
Employees49at 2022-12-31vStandaloneNumber of employees
Employees49at 2021-12-31dStandaloneNumber 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 · 22
SegmentItemPeriodValue
Reconciling Itemsreconcilingsegment profit2025-01-01 → 2025-12-31−¥559m
Drug Discovery And Developmentreportable segmentsegment profit2025-01-01 → 2025-12-31−¥777m
Drug Discovery Supportreportable segmentdepreciation2025-01-01 → 2025-12-31¥4m
Drug Discovery Supportreportable segmentrevenue2025-01-01 → 2025-12-31¥593m
Drug Discovery Supportreportable segmentrevenue external2025-01-01 → 2025-12-31¥593m
Drug Discovery Supportreportable segmentsegment profit2025-01-01 → 2025-12-31¥356m
—segment totalemployeesat 2025-12-3139 pure
Total Of Reportable Segments And Otherssegment totaldepreciation2025-01-01 → 2025-12-31¥4m
Total Of Reportable Segments And Otherssegment totalrevenue2025-01-01 → 2025-12-31¥593m
Total Of Reportable Segments And Otherssegment totalrevenue external2025-01-01 → 2025-12-31¥593m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-01-01 → 2025-12-31−¥421m
Reconciling Itemsreconcilingdepreciation2024-01-01 → 2024-12-31¥1m
Reconciling Itemsreconcilingsegment profit2024-01-01 → 2024-12-31−¥527m
Drug Discovery And Developmentreportable segmentrevenue2024-01-01 → 2024-12-31¥203m
Drug Discovery And Developmentreportable segmentrevenue external2024-01-01 → 2024-12-31¥203m
Drug Discovery And Developmentreportable segmentsegment profit2024-01-01 → 2024-12-31−¥814m
Drug Discovery Supportreportable segmentrevenue2024-01-01 → 2024-12-31¥578m
Drug Discovery Supportreportable segmentrevenue external2024-01-01 → 2024-12-31¥578m
Drug Discovery Supportreportable segmentsegment profit2024-01-01 → 2024-12-31¥310m
Total Of Reportable Segments And Otherssegment totalrevenue2024-01-01 → 2024-12-31¥781m
Total Of Reportable Segments And Otherssegment totalrevenue external2024-01-01 → 2024-12-31¥781m
Total Of Reportable Segments And Otherssegment totalsegment profit2024-01-01 → 2024-12-31−¥504m

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

All source rows · 832
ItemContextValueUnit
Net salesCurrentYearDuration_NonConsolidatedMember_jpcrp030000-asr_E26096-000DrugDiscoverySupportReportableSegmentsMember593290000JPY
Net salesCurrentYearDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember593290000JPY
Net salesCurrentYearDuration_NonConsolidatedMember_ReconcilingItemsMember-JPY
Net salesCurrentYearDuration_NonConsolidatedMember593290000JPY
Operating incomeCurrentYearDuration_NonConsolidatedMember_jpcrp030000-asr_E26096-000DrugDiscoveryAndDevelopmentReportableSegmentsMember-776536000JPY
Operating incomeCurrentYearDuration_NonConsolidatedMember_jpcrp030000-asr_E26096-000DrugDiscoverySupportReportableSegmentsMember355583000JPY
Operating incomeCurrentYearDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember-420952000JPY
Operating incomeCurrentYearDuration_NonConsolidatedMember_ReconcilingItemsMember-558821000JPY
Operating incomeCurrentYearDuration_NonConsolidatedMember-979774000JPY
Depreciation segment informationCurrentYearDuration_NonConsolidatedMember_jpcrp030000-asr_E26096-000DrugDiscoveryAndDevelopmentReportableSegmentsMember-JPY
Depreciation segment informationCurrentYearDuration_NonConsolidatedMember_jpcrp030000-asr_E26096-000DrugDiscoverySupportReportableSegmentsMember3740000JPY
Depreciation segment informationCurrentYearDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember3740000JPY
Depreciation segment informationCurrentYearDuration_NonConsolidatedMember_ReconcilingItemsMember-JPY
Depreciation segment informationCurrentYearDuration_NonConsolidatedMember3740000JPY
Document title cover pageFilingDateInstant
Original text (Japanese)有価証券報告書
Clause of stipulation cover pageFilingDateInstant
Original text (Japanese)金融商品取引法第24条第1項
Place of filing cover pageFilingDateInstant
Original text (Japanese)関東財務局長
Filing date cover pageFilingDateInstant2026-03-27
Fiscal year cover pageFilingDateInstant
Original text (Japanese)第22期(自 2025年1月1日 至 2025年12月31日)
Company name cover pageFilingDateInstant
Original text (Japanese)株式会社カイオム・バイオサイエンス
Company name in english cover pageFilingDateInstantChiome Bioscience Inc.
Title and name of representative cover pageFilingDateInstant
Original text (Japanese)代表取締役社長 小池 正道
Address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)東京都渋谷区本町三丁目12番1号
Telephone number address of registered headquarter cover pageFilingDateInstant03-6383-3561
Name of contact person address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)管理本部長 田中 美旋律
Nearest place of contact cover pageFilingDateInstant
Original text (Japanese)東京都渋谷区本町三丁目12番1号
Telephone number nearest place of contact cover pageFilingDateInstant03-6383-3561
Name of contact person nearest place of contact cover pageFilingDateInstant
Original text (Japanese)管理本部長 田中 美旋律
Place for public inspection cover page (text)FilingDateInstantText · Plus
Edinet codeFilingDateInstantE26096
Fund codeFilingDateInstant-
Security codeFilingDateInstant45830
Filer name in japaneseFilingDateInstant
Original text (Japanese)株式会社カイオム・バイオサイエンス
Filer name in englishFilingDateInstantChiome Bioscience Inc.
Fund name in japaneseFilingDateInstant-
Fund name in englishFilingDateInstant-
Cabinet office ordinanceFilingDateInstant
Original text (Japanese)企業内容等の開示に関する内閣府令
Document typeFilingDateInstant
Original text (Japanese)第三号様式
Accounting standardsFilingDateInstantJapan GAAP
Whether consolidated financial statements are preparedFilingDateInstantfalse
Industry code when consolidated financial statements are prepared in accordance with industry specific regulationsFilingDateInstant-
Industry code when financial statements are prepared in accordance with industry specific regulationsFilingDateInstantCTE
Current fiscal year start dateFilingDateInstant2025-01-01
Current period end dateFilingDateInstant2025-12-31
Type of current periodFilingDateInstantFY
Current fiscal year end dateFilingDateInstant2025-12-31
Previous fiscal year start dateFilingDateInstant2024-01-01
Comparative period end dateFilingDateInstant2024-12-31
Previous fiscal year end dateFilingDateInstant2024-12-31
Next fiscal year start dateFilingDateInstant-

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 2024-12-31pass rounding
balance sheet identitynon_consolidated 2025-12-31pass
dei present pass
period resolution pass
statement vs summary · net assetsnon_consolidated 2023-12-31pass
statement vs summary · net assetsnon_consolidated 2024-12-31pass
statement vs summary · net assetsnon_consolidated 2025-12-31pass
statement vs summary · operating cash flownon_consolidated 2024-01-01/2024-12-31pass
statement vs summary · operating cash flownon_consolidated 2025-01-01/2025-12-31pass
statement vs summary · revenuenon_consolidated 2024-01-01/2024-12-31pass
statement vs summary · revenuenon_consolidated 2025-01-01/2025-12-31pass
statement vs summary · total assetsnon_consolidated 2024-12-31pass
statement vs summary · total assetsnon_consolidated 2025-12-31pass