Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-14
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥12.8bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥24.0bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥12.0bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥4.1bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥3.9bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥4.2bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥7.9bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥3.9bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥4.3bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥3.9bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥3.1bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥5.1bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥2.7bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥3.1bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥2.7bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥32.0bnat 2025-09-30Cons.Assets
Total assets¥29.5bnat 2025-03-31Cons.Assets
Total assets¥26.7bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥9.0bnat 2025-09-30Cons.Liabilities
Total liabilities¥8.1bnat 2025-03-31Cons.Liabilities
Net assets / equity¥23.0bnat 2025-09-30Cons.Net assets
Net assets / equity¥21.4bnat 2025-03-31Cons.Net assets
Net assets / equity¥19.9bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥12.9bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥12.5bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥12.1bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥12.6bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥10.5bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥9.4bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥3.5bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥6.0bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥3.5bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥2.9bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.9bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥1.4bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥1.3bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥700m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥745m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥260.032025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥430.922024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥226.972024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio72.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio72.6%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio74.7%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
Otherother segmentsrevenue2025-04-01 → 2025-09-30¥771m
Otherother segmentsrevenue external2025-04-01 → 2025-09-30¥771m
Otherother segmentssegment profit2025-04-01 → 2025-09-30¥52m
Optical Componentsreportable segmentrevenue2025-04-01 → 2025-09-30¥2.7bn
Optical Componentsreportable segmentrevenue external2025-04-01 → 2025-09-30¥2.7bn
Optical Componentsreportable segmentsegment profit2025-04-01 → 2025-09-30¥698m
Tunable Lasers And Instrumentsreportable segmentrevenue2025-04-01 → 2025-09-30¥9.3bn
Tunable Lasers And Instrumentsreportable segmentrevenue external2025-04-01 → 2025-09-30¥9.3bn
Tunable Lasers And Instrumentsreportable segmentsegment profit2025-04-01 → 2025-09-30¥3.4bn
—segment totalrevenue2025-04-01 → 2025-09-30¥12.0bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥12.0bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥4.1bn
Otherother segmentsrevenue2024-04-01 → 2024-09-30¥834m
Otherother segmentsrevenue external2024-04-01 → 2024-09-30¥834m
Otherother segmentssegment profit2024-04-01 → 2024-09-30¥42m
Optical Componentsreportable segmentrevenue2024-04-01 → 2024-09-30¥1.5bn
Optical Componentsreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.5bn
Optical Componentsreportable segmentsegment profit2024-04-01 → 2024-09-30¥102m
Tunable Lasers And Instrumentsreportable segmentrevenue2024-04-01 → 2024-09-30¥9.6bn
Tunable Lasers And Instrumentsreportable segmentrevenue external2024-04-01 → 2024-09-30¥9.6bn
Tunable Lasers And Instrumentsreportable segmentsegment profit2024-04-01 → 2024-09-30¥3.7bn
—segment totalrevenue2024-04-01 → 2024-09-30¥11.2bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥11.2bn
—segment totalsegment profit2024-04-01 → 2024-09-30¥3.8bn

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

All source rows · 509
ItemContextValueUnit
Other caPrior1YearInstant750215000JPY
Other caInterimInstant817565000JPY
Allowance for doubtful accounts caPrior1YearInstant-8817000JPY
Allowance for doubtful accounts caInterimInstant-8780000JPY
Current assetsPrior1YearInstant20268057000JPY
Current assetsInterimInstant21332002000JPY
Buildings and structures netPrior1YearInstant1300226000JPY
Buildings and structures netInterimInstant1298572000JPY
Machinery equipment and vehicles netPrior1YearInstant58058000JPY
Machinery equipment and vehicles netInterimInstant50150000JPY
LandPrior1YearInstant2765916000JPY
LandInterimInstant3154893000JPY
Lease assets net ppePrior1YearInstant39295000JPY
Lease assets net ppeInterimInstant45479000JPY
Construction in progressPrior1YearInstant6456000JPY
Construction in progressInterimInstant353966000JPY
Other net ppePrior1YearInstant920644000JPY
Other net ppeInterimInstant1043042000JPY
Property plant and equipmentPrior1YearInstant5090597000JPY
Property plant and equipmentInterimInstant5946105000JPY
GoodwillPrior1YearInstant618982000JPY
GoodwillInterimInstant953239000JPY
Other iaPrior1YearInstant355995000JPY
Other iaInterimInstant296977000JPY
Intangible assetsPrior1YearInstant974977000JPY
Intangible assetsInterimInstant1250216000JPY
Investment securitiesPrior1YearInstant2591694000JPY
Investment securitiesInterimInstant2925167000JPY
Long term loans receivablePrior1YearInstant159902000JPY
Long term loans receivableInterimInstant155144000JPY
Other ioaPrior1YearInstant442142000JPY
Other ioaInterimInstant366128000JPY
Investments and other assetsPrior1YearInstant3193739000JPY
Investments and other assetsInterimInstant3446440000JPY
Noncurrent assetsPrior1YearInstant9259315000JPY
Noncurrent assetsInterimInstant10642762000JPY
AssetsPrior1YearInstant29527373000JPY
AssetsInterimInstant31974764000JPY
Notes and accounts payable tradePrior1YearInstant737180000JPY
Notes and accounts payable tradeInterimInstant878420000JPY
Electronically recorded obligations operating clPrior1YearInstant731304000JPY
Electronically recorded obligations operating clInterimInstant999819000JPY
Current portion of long term loans payablePrior1YearInstant497508000JPY
Current portion of long term loans payableInterimInstant637500000JPY
Income taxes payablePrior1YearInstant1088957000JPY
Income taxes payableInterimInstant1390155000JPY
Provision for bonusesPrior1YearInstant333097000JPY
Provision for bonusesInterimInstant352405000JPY
Provision for directors bonusesPrior1YearInstant184705000JPY
Provision for directors bonusesInterimInstant110467000JPY

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
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