Half-year report · HY

Period2025-10-01 → 2026-03-31
Filed2026-05-15
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥112.5bn2025-10-01 → 2026-03-31Cons.Net sales
Revenue¥212.1bn2024-10-01 → 2025-09-30Cons.Net sales (5-year summary)
Revenue¥106.7bn2024-10-01 → 2025-03-31Cons.Net sales
Operating income¥10.0bn2025-10-01 → 2026-03-31Cons.Operating income
Operating income¥10.8bn2024-10-01 → 2025-03-31Cons.Operating income
Ordinary income¥12.5bn2025-10-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥18.8bn2024-10-01 → 2025-09-30Cons.Ordinary income loss (5-year summary)
Ordinary income¥12.1bn2024-10-01 → 2025-03-31Cons.Ordinary income
Profit before tax¥12.6bn2025-10-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥13.4bn2024-10-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥9.2bn2025-10-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥14.2bn2024-10-01 → 2025-09-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥9.9bn2024-10-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income¥9.3bn2025-10-01 → 2026-03-31Cons.Profit loss
Net income¥10.1bn2024-10-01 → 2025-03-31Cons.Profit loss
Total assets¥486.2bnat 2026-03-31Cons.Assets
Total assets¥455.0bnat 2025-09-30Cons.Assets
Total assets¥436.4bnat 2025-03-31Cons.Total assets (5-year summary)
Total liabilities¥163.3bnat 2026-03-31Cons.Liabilities
Total liabilities¥131.6bnat 2025-09-30Cons.Liabilities
Net assets / equity¥322.9bnat 2026-03-31Cons.Net assets
Net assets / equity¥323.5bnat 2025-09-30Cons.Net assets
Net assets / equity¥319.8bnat 2025-03-31Cons.Net assets (5-year summary)
Cash and deposits¥105.7bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥90.6bnat 2025-09-30Cons.Cash and deposits
Cash & equivalents¥100.0bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥86.0bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥93.5bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥92.6bnat 2024-09-30vCons.Cash and cash equivalents
Operating cash flow¥25.2bn2025-10-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥37.8bn2024-10-01 → 2025-09-30Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥29.0bn2024-10-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Investing cash flow−¥4.5bn2025-10-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥42.2bn2024-10-01 → 2025-09-30Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥22.5bn2024-10-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Financing cash flow−¥10.7bn2025-10-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥2.8bn2024-10-01 → 2025-09-30Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥6.7bn2024-10-01 → 2025-03-31Cons.Net cash provided by used in financing activities
EPS (basic)¥31.32025-10-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥47.322024-10-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥32.952024-10-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
Equity ratio66.1%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio70.7%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio72.9%at 2025-03-31Cons.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 · 62
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-10-01 → 2026-03-31¥3.3bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-10-01 → 2026-03-31¥3.3bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-10-01 → 2026-03-31¥35m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2025-10-01 → 2026-03-31−¥244m
Reconciling Itemsreconcilingrevenue2025-10-01 → 2026-03-31−¥986m
Reconciling Itemsreconcilingrevenue intersegment2025-10-01 → 2026-03-31−¥986m
Reconciling Itemsreconcilingsegment profit2025-10-01 → 2026-03-31−¥10.2bn
Electron Tubereportable segmentrevenue2025-10-01 → 2026-03-31¥38.8bn
Electron Tubereportable segmentrevenue external2025-10-01 → 2026-03-31¥38.4bn
Electron Tubereportable segmentrevenue intersegment2025-10-01 → 2026-03-31¥367m
Electron Tubereportable segmentsegment profit2025-10-01 → 2026-03-31¥10.9bn
Imaging And Measurement Instrumentsreportable segmentrevenue2025-10-01 → 2026-03-31¥17.4bn
Imaging And Measurement Instrumentsreportable segmentrevenue external2025-10-01 → 2026-03-31¥17.3bn
Imaging And Measurement Instrumentsreportable segmentrevenue intersegment2025-10-01 → 2026-03-31¥38m
Imaging And Measurement Instrumentsreportable segmentsegment profit2025-10-01 → 2026-03-31¥5.2bn
Laserreportable segmentrevenue2025-10-01 → 2026-03-31¥10.5bn
Laserreportable segmentrevenue external2025-10-01 → 2026-03-31¥10.5bn
Laserreportable segmentrevenue intersegment2025-10-01 → 2026-03-31¥46m
Laserreportable segmentsegment profit2025-10-01 → 2026-03-31−¥3.5bn
Opto Semiconductorreportable segmentrevenue2025-10-01 → 2026-03-31¥43.5bn
Opto Semiconductorreportable segmentrevenue external2025-10-01 → 2026-03-31¥43.0bn
Opto Semiconductorreportable segmentrevenue intersegment2025-10-01 → 2026-03-31¥498m
Opto Semiconductorreportable segmentsegment profit2025-10-01 → 2026-03-31¥7.8bn
—segment totalrevenue2025-10-01 → 2026-03-31¥110.2bn
—segment totalrevenue external2025-10-01 → 2026-03-31¥109.2bn
—segment totalrevenue intersegment2025-10-01 → 2026-03-31¥950m
—segment totalsegment profit2025-10-01 → 2026-03-31¥20.4bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-10-01 → 2026-03-31¥113.5bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-10-01 → 2026-03-31¥112.5bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-10-01 → 2026-03-31¥986m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-10-01 → 2026-03-31¥20.2bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-10-01 → 2025-03-31¥3.0bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-10-01 → 2025-03-31¥2.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-10-01 → 2025-03-31¥33m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-10-01 → 2025-03-31¥858m
Reconciling Itemsreconcilingrevenue2024-10-01 → 2025-03-31−¥753m
Reconciling Itemsreconcilingrevenue intersegment2024-10-01 → 2025-03-31−¥753m
Reconciling Itemsreconcilingsegment profit2024-10-01 → 2025-03-31−¥10.3bn
Electron Tubereportable segmentrevenue2024-10-01 → 2025-03-31¥37.5bn
Electron Tubereportable segmentrevenue external2024-10-01 → 2025-03-31¥37.2bn
Electron Tubereportable segmentrevenue intersegment2024-10-01 → 2025-03-31¥270m
Electron Tubereportable segmentsegment profit2024-10-01 → 2025-03-31¥10.0bn
Imaging And Measurement Instrumentsreportable segmentrevenue2024-10-01 → 2025-03-31¥16.1bn
Imaging And Measurement Instrumentsreportable segmentrevenue external2024-10-01 → 2025-03-31¥16.0bn
Imaging And Measurement Instrumentsreportable segmentrevenue intersegment2024-10-01 → 2025-03-31¥14m
Imaging And Measurement Instrumentsreportable segmentsegment profit2024-10-01 → 2025-03-31¥4.8bn
Laserreportable segmentrevenue2024-10-01 → 2025-03-31¥11.4bn
Laserreportable segmentrevenue external2024-10-01 → 2025-03-31¥11.3bn
Laserreportable segmentrevenue intersegment2024-10-01 → 2025-03-31¥61m
Laserreportable segmentsegment profit2024-10-01 → 2025-03-31−¥1.4bn
Opto Semiconductorreportable segmentrevenue2024-10-01 → 2025-03-31¥39.6bn
Opto Semiconductorreportable segmentrevenue external2024-10-01 → 2025-03-31¥39.2bn
Opto Semiconductorreportable segmentrevenue intersegment2024-10-01 → 2025-03-31¥373m
Opto Semiconductorreportable segmentsegment profit2024-10-01 → 2025-03-31¥6.7bn
—segment totalrevenue2024-10-01 → 2025-03-31¥104.5bn
—segment totalrevenue external2024-10-01 → 2025-03-31¥103.8bn
—segment totalrevenue intersegment2024-10-01 → 2025-03-31¥720m
—segment totalsegment profit2024-10-01 → 2025-03-31¥20.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-10-01 → 2025-03-31¥107.5bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-10-01 → 2025-03-31¥106.7bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-10-01 → 2025-03-31¥753m
Total Of Reportable Segments And Otherssegment totalsegment profit2024-10-01 → 2025-03-31¥21.0bn

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

All source rows · 542
ItemContextValueUnit
Liabilities and net assetsPrior1YearInstant455008000000JPY
Liabilities and net assetsInterimInstant486218000000JPY
Net salesPrior1InterimDuration106745000000JPY
Net salesInterimDuration112496000000JPY
Cost of salesPrior1InterimDuration54167000000JPY
Cost of salesInterimDuration58240000000JPY
Gross profitPrior1InterimDuration52577000000JPY
Gross profitInterimDuration54256000000JPY
Selling general and administrative expensesPrior1InterimDuration41799000000JPY
Selling general and administrative expensesInterimDuration44233000000JPY
Operating incomePrior1InterimDuration10777000000JPY
Operating incomeInterimDuration10023000000JPY
Interest income noiPrior1InterimDuration700000000JPY
Interest income noiInterimDuration1000000000JPY
Equity in earnings of affiliates noiPrior1InterimDuration162000000JPY
Equity in earnings of affiliates noiInterimDuration314000000JPY
Foreign exchange gains noiPrior1InterimDuration461000000JPY
Foreign exchange gains noiInterimDuration1032000000JPY
Other noiPrior1InterimDuration712000000JPY
Other noiInterimDuration1153000000JPY
Non operating incomePrior1InterimDuration2036000000JPY
Non operating incomeInterimDuration3502000000JPY
Interest expenses noePrior1InterimDuration285000000JPY
Interest expenses noeInterimDuration984000000JPY
Commission for purchase of treasury stock noePrior1InterimDuration327000000JPY
Commission for purchase of treasury stock noeInterimDuration4000000JPY
Other noePrior1InterimDuration73000000JPY
Other noeInterimDuration51000000JPY
Non operating expensesPrior1InterimDuration687000000JPY
Non operating expensesInterimDuration1040000000JPY
Ordinary incomePrior1InterimDuration12127000000JPY
Ordinary incomeInterimDuration12484000000JPY
Gain on sales of noncurrent assets eiPrior1InterimDuration40000000JPY
Gain on sales of noncurrent assets eiInterimDuration61000000JPY
Gain on sales of investment securities eiPrior1InterimDuration7000000JPY
Gain on sales of investment securities eiInterimDuration-JPY
Gain on negative goodwill eiPrior1InterimDuration942000000JPY
Gain on negative goodwill eiInterimDuration-JPY
Subsidy eiPrior1InterimDuration1970000000JPY
Subsidy eiInterimDuration107000000JPY
Extraordinary incomePrior1InterimDuration2960000000JPY
Extraordinary incomeInterimDuration169000000JPY
Loss on sales of noncurrent assets elPrior1InterimDuration2000000JPY
Loss on sales of noncurrent assets elInterimDuration-JPY
Loss on retirement of noncurrent assets elPrior1InterimDuration7000000JPY
Loss on retirement of noncurrent assets elInterimDuration9000000JPY
Loss on reduction of noncurrent assets elPrior1InterimDuration1662000000JPY
Loss on reduction of noncurrent assets elInterimDuration76000000JPY
Extraordinary lossPrior1InterimDuration1672000000JPY
Extraordinary lossInterimDuration85000000JPY

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 2025-09-30pass
balance sheet identityconsolidated 2026-03-31pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net assetsconsolidated 2026-03-31pass
statement vs summary · net income attributable to parentconsolidated 2024-10-01/2025-03-31pass
statement vs summary · net income attributable to parentconsolidated 2025-10-01/2026-03-31pass
statement vs summary · operating cash flowconsolidated 2024-10-01/2025-03-31pass
statement vs summary · operating cash flowconsolidated 2025-10-01/2026-03-31pass
statement vs summary · revenueconsolidated 2024-10-01/2025-03-31pass
statement vs summary · revenueconsolidated 2025-10-01/2026-03-31pass
statement vs summary · total assetsconsolidated 2025-09-30pass
statement vs summary · total assetsconsolidated 2026-03-31pass