Half-year report · HY

Period2026-01-01 → 2026-06-30
Filed2026-08-14
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥10.5bn2026-01-01 → 2026-06-30Cons.Net sales
Revenue¥20.5bn2025-01-01 → 2025-12-31Cons.Net sales (5-year summary)
Revenue¥9.9bn2025-01-01 → 2025-06-30Cons.Net sales
Operating income¥1.9bn2026-01-01 → 2026-06-30Cons.Operating income
Operating income¥2.2bn2025-01-01 → 2025-06-30Cons.Operating income
Ordinary income¥2.0bn2026-01-01 → 2026-06-30Cons.Ordinary income
Ordinary income¥4.2bn2025-01-01 → 2025-12-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥2.0bn2025-01-01 → 2025-06-30Cons.Ordinary income
Profit before tax¥2.0bn2026-01-01 → 2026-06-30Cons.Income before income taxes
Profit before tax¥1.1bn2025-01-01 → 2025-06-30Cons.Income before income taxes
Net income (owners)¥1.4bn2026-01-01 → 2026-06-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥2.3bn2025-01-01 → 2025-12-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥694m2025-01-01 → 2025-06-30Cons.Profit loss attributable to owners of parent
Net income¥1.4bn2026-01-01 → 2026-06-30Cons.Profit loss
Net income¥694m2025-01-01 → 2025-06-30Cons.Profit loss
Total assets¥31.0bnat 2026-06-30Cons.Assets
Total assets¥30.9bnat 2025-12-31Cons.Assets
Total assets¥30.0bnat 2025-06-30Cons.Total assets (5-year summary)
Total liabilities¥6.2bnat 2026-06-30Cons.Liabilities
Total liabilities¥7.1bnat 2025-12-31Cons.Liabilities
Net assets / equity¥24.8bnat 2026-06-30Cons.Net assets
Net assets / equity¥23.9bnat 2025-12-31Cons.Net assets
Net assets / equity¥21.8bnat 2025-06-30Cons.Net assets (5-year summary)
Cash and deposits¥8.8bnat 2026-06-30Cons.Cash and deposits
Cash and deposits¥7.9bnat 2025-12-31Cons.Cash and deposits
Cash & equivalents¥8.1bnat 2026-06-30Cons.Cash and cash equivalents
Cash & equivalents¥7.5bnat 2025-12-31Cons.Cash and cash equivalents
Cash & equivalents¥7.8bnat 2025-06-30Cons.Cash and cash equivalents
Cash & equivalents¥9.6bnat 2024-12-31vCons.Cash and cash equivalents
Operating cash flow¥2.6bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in operating activities
Operating cash flow¥3.5bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥2.2bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥1.2bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥3.0bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥1.6bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥1.2bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥2.7bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥2.3bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in financing activities
EPS (basic)¥76.212026-01-01 → 2026-06-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥122.082025-01-01 → 2025-12-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥37.142025-01-01 → 2025-06-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio80.1%at 2026-06-30Cons.Equity to asset ratio (5-year summary)
Equity ratio77.1%at 2025-12-31Cons.Equity to asset ratio (5-year summary)
Equity ratio72.9%at 2025-06-30Cons.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 · 20
SegmentItemPeriodValue
Reconciling Itemsreconcilingsegment profit2026-01-01 → 2026-06-30−¥1.6bn
Functional Productsreportable segmentrevenue2026-01-01 → 2026-06-30¥1.9bn
Functional Productsreportable segmentrevenue external2026-01-01 → 2026-06-30¥1.9bn
Functional Productsreportable segmentsegment profit2026-01-01 → 2026-06-30¥193m
Optical Productsreportable segmentrevenue2026-01-01 → 2026-06-30¥8.7bn
Optical Productsreportable segmentrevenue external2026-01-01 → 2026-06-30¥8.7bn
Optical Productsreportable segmentsegment profit2026-01-01 → 2026-06-30¥3.3bn
Total Of Reportable Segments And Otherssegment totalrevenue2026-01-01 → 2026-06-30¥10.5bn
Total Of Reportable Segments And Otherssegment totalrevenue external2026-01-01 → 2026-06-30¥10.5bn
Total Of Reportable Segments And Otherssegment totalsegment profit2026-01-01 → 2026-06-30¥3.5bn
Reconciling Itemsreconcilingsegment profit2025-01-01 → 2025-06-30−¥1.5bn
Functional Productsreportable segmentrevenue2025-01-01 → 2025-06-30¥1.8bn
Functional Productsreportable segmentrevenue external2025-01-01 → 2025-06-30¥1.8bn
Functional Productsreportable segmentsegment profit2025-01-01 → 2025-06-30¥111m
Optical Productsreportable segmentrevenue2025-01-01 → 2025-06-30¥8.1bn
Optical Productsreportable segmentrevenue external2025-01-01 → 2025-06-30¥8.1bn
Optical Productsreportable segmentsegment profit2025-01-01 → 2025-06-30¥3.6bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-01-01 → 2025-06-30¥9.9bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-01-01 → 2025-06-30¥9.9bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-01-01 → 2025-06-30¥3.7bn

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

All source rows · 503
ItemContextValueUnit
Subsidy income noi bountyPrior1InterimDuration5485000JPY
Subsidy income noi bountyInterimDuration5241000JPY
Electricity sale income noiPrior1InterimDuration11794000JPY
Electricity sale income noiInterimDuration12016000JPY
Foreign exchange gains noiPrior1InterimDuration-JPY
Foreign exchange gains noiInterimDuration95809000JPY
Other noiPrior1InterimDuration12486000JPY
Other noiInterimDuration6818000JPY
Non operating incomePrior1InterimDuration39776000JPY
Non operating incomeInterimDuration135495000JPY
Interest expenses noePrior1InterimDuration12655000JPY
Interest expenses noeInterimDuration8511000JPY
Electricity sale expenses noePrior1InterimDuration3981000JPY
Electricity sale expenses noeInterimDuration4128000JPY
Compensation expenses noePrior1InterimDuration1638000JPY
Compensation expenses noeInterimDuration-JPY
Foreign exchange losses noePrior1InterimDuration299958000JPY
Foreign exchange losses noeInterimDuration-JPY
Other noePrior1InterimDuration7616000JPY
Other noeInterimDuration6000JPY
Non operating expensesPrior1InterimDuration325850000JPY
Non operating expensesInterimDuration12647000JPY
Ordinary incomePrior1InterimDuration1960973000JPY
Ordinary incomeInterimDuration2021707000JPY
Gain on sales of noncurrent assets eiPrior1InterimDuration374000JPY
Gain on sales of noncurrent assets eiInterimDuration3015000JPY
Extraordinary incomePrior1InterimDuration374000JPY
Extraordinary incomeInterimDuration3015000JPY
Loss on sales of noncurrent assets elPrior1InterimDuration446000JPY
Loss on sales of noncurrent assets elInterimDuration1413000JPY
Loss on retirement of noncurrent assets elPrior1InterimDuration4904000JPY
Loss on retirement of noncurrent assets elInterimDuration7069000JPY
Loss on withdrawal of business elPrior1InterimDuration832173000JPY
Loss on withdrawal of business elInterimDuration-JPY
Extraordinary lossPrior1InterimDuration837523000JPY
Extraordinary lossInterimDuration8483000JPY
Income before income taxesPrior1InterimDuration1123823000JPY
Income before income taxesInterimDuration2016240000JPY
Income taxes currentPrior1InterimDuration315481000JPY
Income taxes currentInterimDuration436954000JPY
Income taxes deferredPrior1InterimDuration114682000JPY
Income taxes deferredInterimDuration169113000JPY
Income taxesPrior1InterimDuration430164000JPY
Income taxesInterimDuration606068000JPY
Profit lossPrior1InterimDuration693659000JPY
Profit lossInterimDuration1410171000JPY
Profit loss attributable to owners of parentPrior1InterimDuration693659000JPY
Profit loss attributable to owners of parentInterimDuration1410171000JPY
Profit lossPrior1InterimDuration693659000JPY
Profit lossInterimDuration1410171000JPY

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 2025-12-31pass
balance sheet identityconsolidated 2026-06-30pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-12-31pass
statement vs summary · net assetsconsolidated 2026-06-30pass
statement vs summary · net income attributable to parentconsolidated 2025-01-01/2025-06-30pass
statement vs summary · net income attributable to parentconsolidated 2026-01-01/2026-06-30pass
statement vs summary · operating cash flowconsolidated 2025-01-01/2025-06-30pass
statement vs summary · operating cash flowconsolidated 2026-01-01/2026-06-30pass
statement vs summary · revenueconsolidated 2025-01-01/2025-06-30pass
statement vs summary · revenueconsolidated 2026-01-01/2026-06-30pass
statement vs summary · total assetsconsolidated 2025-12-31pass
statement vs summary · total assetsconsolidated 2026-06-30pass