Half-year report · HY

Period2025-12-01 → 2026-05-31
Filed2026-07-10
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥4.3bn2025-12-01 → 2026-05-31Cons.Net sales
Revenue¥8.8bn2024-12-01 → 2025-11-30Cons.Net sales (5-year summary)
Revenue¥4.3bn2024-12-01 → 2025-05-31Cons.Net sales
Operating income¥304m2025-12-01 → 2026-05-31Cons.Operating income
Operating income¥199m2024-12-01 → 2025-05-31Cons.Operating income
Ordinary income¥285m2025-12-01 → 2026-05-31Cons.Ordinary income
Ordinary income¥405m2024-12-01 → 2025-11-30Cons.Ordinary income loss (5-year summary)
Ordinary income¥183m2024-12-01 → 2025-05-31Cons.Ordinary income
Profit before tax¥288m2025-12-01 → 2026-05-31Cons.Income before income taxes
Profit before tax¥183m2024-12-01 → 2025-05-31Cons.Income before income taxes
Net income (owners)¥209m2025-12-01 → 2026-05-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥298m2024-12-01 → 2025-11-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥135m2024-12-01 → 2025-05-31Cons.Profit loss attributable to owners of parent
Net income¥209m2025-12-01 → 2026-05-31Cons.Profit loss
Net income¥135m2024-12-01 → 2025-05-31Cons.Profit loss
Total assets¥9.0bnat 2026-05-31Cons.Assets
Total assets¥8.9bnat 2025-11-30Cons.Assets
Total assets¥8.8bnat 2025-05-31Cons.Total assets (5-year summary)
Total liabilities¥5.7bnat 2026-05-31Cons.Liabilities
Total liabilities¥5.7bnat 2025-11-30Cons.Liabilities
Net assets / equity¥3.3bnat 2026-05-31Cons.Net assets
Net assets / equity¥3.1bnat 2025-11-30Cons.Net assets
Net assets / equity¥2.9bnat 2025-05-31Cons.Net assets (5-year summary)
Cash and deposits¥2.0bnat 2026-05-31Cons.Cash and deposits
Cash and deposits¥1.2bnat 2025-11-30Cons.Cash and deposits
Cash & equivalents¥2.0bnat 2026-05-31Cons.Cash and cash equivalents
Cash & equivalents¥1.2bnat 2025-11-30Cons.Cash and cash equivalents
Cash & equivalents¥1.3bnat 2025-05-31Cons.Cash and cash equivalents
Cash & equivalents¥745mat 2024-11-30vCons.Cash and cash equivalents
Operating cash flow¥1.1bn2025-12-01 → 2026-05-31Cons.Net cash provided by used in operating activities
Operating cash flow¥830m2024-12-01 → 2025-11-30Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥566m2024-12-01 → 2025-05-31Cons.Net cash provided by used in operating activities
Investing cash flow−¥138m2025-12-01 → 2026-05-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥739m2024-12-01 → 2025-11-30Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥216m2024-12-01 → 2025-05-31Cons.Net cash provided by used in investment activities
Financing cash flow−¥228m2025-12-01 → 2026-05-31Cons.Net cash provided by used in financing activities
Financing cash flow¥360m2024-12-01 → 2025-11-30Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥187m2024-12-01 → 2025-05-31Cons.Net cash provided by used in financing activities
EPS (basic)¥171.922025-12-01 → 2026-05-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥245.112024-12-01 → 2025-11-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥110.522024-12-01 → 2025-05-31Cons.Basic earnings loss per share (5-year summary)
Equity ratio36.6%at 2026-05-31Cons.Equity to asset ratio (5-year summary)
Equity ratio35.3%at 2025-11-30Cons.Equity to asset ratio (5-year summary)
Equity ratio33.5%at 2025-05-31Cons.Equity to asset ratio (5-year summary)

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 · 18
SegmentItemPeriodValue
Pharmaceutical Productsreportable segmentrevenue2025-12-01 → 2026-05-31¥4.3bn
Pharmaceutical Productsreportable segmentrevenue external2025-12-01 → 2026-05-31¥4.3bn
Pharmaceutical Productsreportable segmentsegment profit2025-12-01 → 2026-05-31¥288m
Real Estate Leasingreportable segmentrevenue2025-12-01 → 2026-05-31¥19m
Real Estate Leasingreportable segmentrevenue external2025-12-01 → 2026-05-31¥19m
Real Estate Leasingreportable segmentsegment profit2025-12-01 → 2026-05-31¥15m
Total Of Reportable Segments And Otherssegment totalrevenue2025-12-01 → 2026-05-31¥4.3bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-12-01 → 2026-05-31¥4.3bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-12-01 → 2026-05-31¥304m
Pharmaceutical Productsreportable segmentrevenue2024-12-01 → 2025-05-31¥4.3bn
Pharmaceutical Productsreportable segmentrevenue external2024-12-01 → 2025-05-31¥4.3bn
Pharmaceutical Productsreportable segmentsegment profit2024-12-01 → 2025-05-31¥184m
Real Estate Leasingreportable segmentrevenue2024-12-01 → 2025-05-31¥19m
Real Estate Leasingreportable segmentrevenue external2024-12-01 → 2025-05-31¥19m
Real Estate Leasingreportable segmentsegment profit2024-12-01 → 2025-05-31¥15m
Total Of Reportable Segments And Otherssegment totalrevenue2024-12-01 → 2025-05-31¥4.3bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-12-01 → 2025-05-31¥4.3bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-12-01 → 2025-05-31¥199m

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

All source rows · 480
ItemContextValueUnit
Revenues from external customersInterimDuration4315008000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E01006-000PharmaceuticalProductsReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E01006-000RealEstateLeasingReportableSegmentMember-JPY
Transactions with other segmentsInterimDuration_TotalOfReportableSegmentsAndOthersMember-JPY
Transactions with other segmentsInterimDuration_ReconcilingItemsMember-JPY
Transactions with other segmentsInterimDuration-JPY
Net salesInterimDuration_jpcrp040300-ssr_E01006-000PharmaceuticalProductsReportableSegmentsMember4295725000JPY
Net salesInterimDuration_jpcrp040300-ssr_E01006-000RealEstateLeasingReportableSegmentMember19283000JPY
Net salesInterimDuration_TotalOfReportableSegmentsAndOthersMember4315008000JPY
Net salesInterimDuration_ReconcilingItemsMember-JPY
Net salesInterimDuration4315008000JPY
Operating incomeInterimDuration_jpcrp040300-ssr_E01006-000PharmaceuticalProductsReportableSegmentsMember288402000JPY
Operating incomeInterimDuration_jpcrp040300-ssr_E01006-000RealEstateLeasingReportableSegmentMember15413000JPY
Operating incomeInterimDuration_TotalOfReportableSegmentsAndOthersMember303815000JPY
Operating incomeInterimDuration_ReconcilingItemsMember-JPY
Operating incomeInterimDuration303815000JPY
Document title cover pageFilingDateInstant
Original text (Japanese)半期報告書
Clause of stipulation cover pageFilingDateInstant
Original text (Japanese)金融商品取引法第24条の5第1項の表の第1号
Place of filing cover pageFilingDateInstant
Original text (Japanese)関東財務局長
Filing date cover pageFilingDateInstant2026-07-10
Semi annual accounting period cover pageFilingDateInstant
Original text (Japanese)第125期中(自 2025年12月1日 至 2026年5月31日)
Company name cover pageFilingDateInstant
Original text (Japanese)川口化学工業株式会社
Company name in english cover pageFilingDateInstantKawaguchi Chemical Industry Co., Ltd
Title and name of representative cover pageFilingDateInstant
Original text (Japanese)代表取締役社長 山 田 秀 行
Address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)東京都千代田区内神田2丁目8番4号(同所は登記上の本店所在地であり、実際の業務は、下記で行っております。)
Telephone number address of registered headquarter cover pageFilingDateInstant-
Name of contact person address of registered headquarter cover pageFilingDateInstant-
Nearest place of contact cover pageFilingDateInstant
Original text (Japanese)本社事務所 埼玉県川口市領家4丁目6番42号
Telephone number nearest place of contact cover pageFilingDateInstant048(222)5171
Name of contact person nearest place of contact cover pageFilingDateInstant
Original text (Japanese)取締役経理部長 本 間 義 隆
Place for public inspection cover page (text)FilingDateInstantText · Plus
Edinet codeFilingDateInstantE01006
Fund codeFilingDateInstant-
Security codeFilingDateInstant43610
Filer name in japaneseFilingDateInstant
Original text (Japanese)川口化学工業株式会社
Filer name in englishFilingDateInstantKawaguchi Chemical Industry Co., Ltd
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)第四号の三様式
Accounting standardsFilingDateInstantJapan GAAP
Whether consolidated financial statements are preparedFilingDateInstanttrue
Industry code when consolidated financial statements are prepared in accordance with industry specific regulationsFilingDateInstantcte
Industry code when financial statements are prepared in accordance with industry specific regulationsFilingDateInstant-
Current fiscal year start dateFilingDateInstant2025-12-01
Current period end dateFilingDateInstant2026-05-31
Type of current periodFilingDateInstantHY
Current fiscal year end dateFilingDateInstant2026-11-30
Previous fiscal year start dateFilingDateInstant2024-12-01
Comparative period end dateFilingDateInstant2025-05-31

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 · 14 of 14 passed
balance sheet identityconsolidated 2025-11-30pass rounding
balance sheet identityconsolidated 2026-05-31pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-11-30pass
statement vs summary · net assetsconsolidated 2026-05-31pass
statement vs summary · net income attributable to parentconsolidated 2024-12-01/2025-05-31pass
statement vs summary · net income attributable to parentconsolidated 2025-12-01/2026-05-31pass
statement vs summary · operating cash flowconsolidated 2024-12-01/2025-05-31pass
statement vs summary · operating cash flowconsolidated 2025-12-01/2026-05-31pass
statement vs summary · revenueconsolidated 2024-12-01/2025-05-31pass
statement vs summary · revenueconsolidated 2025-12-01/2026-05-31pass
statement vs summary · total assetsconsolidated 2025-11-30pass
statement vs summary · total assetsconsolidated 2026-05-31pass