Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-11
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥8.1bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥18.1bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥8.1bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥158m2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥319m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥188m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥1.5bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥408m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥289m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥406m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥172m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.1bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥262m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥172m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥262m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥28.5bnat 2025-09-30Cons.Assets
Total assets¥28.7bnat 2025-03-31Cons.Assets
Total assets¥27.5bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥6.5bnat 2025-09-30Cons.Liabilities
Total liabilities¥6.7bnat 2025-03-31Cons.Liabilities
Net assets / equity¥22.0bnat 2025-09-30Cons.Net assets
Net assets / equity¥21.9bnat 2025-03-31Cons.Net assets
Net assets / equity¥21.3bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥5.7bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥5.1bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥5.7bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥5.1bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥4.2bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥3.5bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥1.7bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥1.8bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.2bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥596m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥596m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥618m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥535m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥266m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥26m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥8.712025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥56.362024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥13.282024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio77.2%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio76.5%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio77.5%at 2024-09-30Cons.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 · 24
SegmentItemPeriodValue
Measurement System Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥8.0bn
Measurement System Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥8.0bn
Measurement System Businessreportable segmentsegment profit2025-04-01 → 2025-09-30¥609m
Real Estate Rent Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥121m
Real Estate Rent Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥121m
Real Estate Rent Businessreportable segmentsegment profit2025-04-01 → 2025-09-30¥69m
—segment totalrevenue2025-04-01 → 2025-09-30¥8.1bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥8.1bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥678m
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥8.1bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥8.1bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥678m
Measurement System Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥7.9bn
Measurement System Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥7.9bn
Measurement System Businessreportable segmentsegment profit2024-04-01 → 2024-09-30¥776m
Real Estate Rent Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥121m
Real Estate Rent Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥121m
Real Estate Rent Businessreportable segmentsegment profit2024-04-01 → 2024-09-30¥69m
—segment totalrevenue2024-04-01 → 2024-09-30¥8.1bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥8.1bn
—segment totalsegment profit2024-04-01 → 2024-09-30¥845m
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥8.1bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥8.1bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥845m

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

All source rows · 504
ItemContextValueUnit
Repayments of lease obligations fin cfPrior1InterimDuration-28000000JPY
Repayments of lease obligations fin cfInterimDuration-26000000JPY
Net cash provided by used in financing activitiesPrior1InterimDuration26000000JPY
Net cash provided by used in financing activitiesInterimDuration-535000000JPY
Effect of exchange rate change on cash and cash equivalentsPrior1InterimDuration-0JPY
Effect of exchange rate change on cash and cash equivalentsInterimDuration0JPY
Net increase decrease in cash and cash equivalentsPrior1InterimDuration632000000JPY
Net increase decrease in cash and cash equivalentsInterimDuration609000000JPY
Cash and cash equivalentsPrior2YearInstant3550000000JPY
Cash and cash equivalentsPrior1YearInstant5057000000JPY
Cash and cash equivalentsPrior1InterimInstant4182000000JPY
Cash and cash equivalentsInterimInstant5667000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember7937000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember121000000JPY
Revenues from external customersPrior1InterimDuration_ReportableSegmentsMember8059000000JPY
Revenues from external customersPrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember8059000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember-JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember-JPY
Transactions with other segmentsPrior1InterimDuration_ReportableSegmentsMember-JPY
Transactions with other segmentsPrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember-JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember7937000000JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember121000000JPY
Net salesPrior1InterimDuration_ReportableSegmentsMember8059000000JPY
Net salesPrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember8059000000JPY
Operating incomePrior1InterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember776000000JPY
Operating incomePrior1InterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember69000000JPY
Operating incomePrior1InterimDuration_ReportableSegmentsMember845000000JPY
Operating incomePrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember845000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember8012000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember121000000JPY
Revenues from external customersInterimDuration_ReportableSegmentsMember8134000000JPY
Revenues from external customersInterimDuration_TotalOfReportableSegmentsAndOthersMember8134000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_ReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_TotalOfReportableSegmentsAndOthersMember-JPY
Net salesInterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember8012000000JPY
Net salesInterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember121000000JPY
Net salesInterimDuration_ReportableSegmentsMember8134000000JPY
Net salesInterimDuration_TotalOfReportableSegmentsAndOthersMember8134000000JPY
Operating incomeInterimDuration_jpcrp040300-ssr_E01798-000MeasurementSystemBusinessReportableSegmentsMember609000000JPY
Operating incomeInterimDuration_jpcrp040300-ssr_E01798-000RealEstateRentBusinessReportableSegmentsMember69000000JPY
Operating incomeInterimDuration_ReportableSegmentsMember678000000JPY
Operating incomeInterimDuration_TotalOfReportableSegmentsAndOthersMember678000000JPY
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 pageFilingDateInstant2025-11-11
Semi annual accounting period cover pageFilingDateInstant
Original text (Japanese)第82期中(自 2025年4月1日 至 2025年9月30日)
Company name cover pageFilingDateInstant
Original text (Japanese)東亜ディーケーケー株式会社

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 2025-03-31pass rounding
balance sheet identityconsolidated 2025-09-30pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-03-31pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2024-09-30pass
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2025-09-30pass
statement vs summary · operating cash flowconsolidated 2024-04-01/2024-09-30pass
statement vs summary · operating cash flowconsolidated 2025-04-01/2025-09-30pass
statement vs summary · revenueconsolidated 2024-04-01/2024-09-30pass
statement vs summary · revenueconsolidated 2025-04-01/2025-09-30pass
statement vs summary · total assetsconsolidated 2025-03-31pass
statement vs summary · total assetsconsolidated 2025-09-30pass