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
Interest expenses paid ope cf fin cfPrior1InterimDuration-3213000JPY
Interest expenses paid ope cf fin cfInterimDuration-9184000JPY
Income taxes paid ope cfPrior1InterimDuration-1644962000JPY
Income taxes paid ope cfInterimDuration-826364000JPY
Net cash provided by used in operating activitiesPrior1InterimDuration3500032000JPY
Net cash provided by used in operating activitiesInterimDuration3486113000JPY
Payments into time deposits inv cfPrior1InterimDuration-155326000JPY
Payments into time deposits inv cfInterimDuration-924357000JPY
Purchase of property plant and equipment inv cfPrior1InterimDuration-1391026000JPY
Purchase of property plant and equipment inv cfInterimDuration-985030000JPY
Purchase of intangible assets inv cfPrior1InterimDuration-7510000JPY
Purchase of intangible assets inv cfInterimDuration-8663000JPY
Purchase of short term and long term investment securities inv cfPrior1InterimDuration-104191000JPY
Purchase of short term and long term investment securities inv cfInterimDuration-281312000JPY
Proceeds from sales and redemption of short term and long term investment securities inv cfPrior1InterimDuration224434000JPY
Proceeds from sales and redemption of short term and long term investment securities inv cfInterimDuration146150000JPY
Purchase of investments in subsidiaries resulting in change in scope of consolidation inv cfPrior1InterimDuration-JPY
Purchase of investments in subsidiaries resulting in change in scope of consolidation inv cfInterimDuration-685833000JPY
Collection of loans receivable inv cfPrior1InterimDuration3913000JPY
Collection of loans receivable inv cfInterimDuration3985000JPY
Other net inv cfPrior1InterimDuration1446000JPY
Other net inv cfInterimDuration-139851000JPY
Net cash provided by used in investment activitiesPrior1InterimDuration-1428261000JPY
Net cash provided by used in investment activitiesInterimDuration-2874914000JPY
Proceeds from long term loans payable fin cfPrior1InterimDuration-JPY
Proceeds from long term loans payable fin cfInterimDuration700000000JPY
Repayment of long term loans payable fin cfPrior1InterimDuration-129716000JPY
Repayment of long term loans payable fin cfInterimDuration-283752000JPY
Cash dividends paid fin cfPrior1InterimDuration-585085000JPY
Cash dividends paid fin cfInterimDuration-1647961000JPY
Purchase of treasury stock fin cfPrior1InterimDuration-JPY
Purchase of treasury stock fin cfInterimDuration-111000JPY
Repayments of lease obligations fin cfPrior1InterimDuration-30058000JPY
Repayments of lease obligations fin cfInterimDuration-31951000JPY
Net cash provided by used in financing activitiesPrior1InterimDuration-744860000JPY
Net cash provided by used in financing activitiesInterimDuration-1263776000JPY
Effect of exchange rate change on cash and cash equivalentsPrior1InterimDuration-206445000JPY
Effect of exchange rate change on cash and cash equivalentsInterimDuration78566000JPY
Net increase decrease in cash and cash equivalentsPrior1InterimDuration1120465000JPY
Net increase decrease in cash and cash equivalentsInterimDuration-574010000JPY
Cash and cash equivalentsPrior2YearInstant9373250000JPY
Cash and cash equivalentsPrior1YearInstant12647928000JPY
Increase in cash and cash equivalents from newly consolidated subsidiary ccePrior1InterimDuration-JPY
Increase in cash and cash equivalents from newly consolidated subsidiary cceInterimDuration17199000JPY
Cash and cash equivalentsPrior1InterimInstant10493716000JPY
Cash and cash equivalentsInterimInstant12091118000JPY
Salaries and allowances sgaPrior1InterimDuration644556000JPY
Salaries and allowances sgaInterimDuration727373000JPY
Provision for bonuses sgaPrior1InterimDuration173432000JPY
Provision for bonuses sgaInterimDuration158782000JPY

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