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
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)ステート ストリート バンク アンド トラスト カンパニー 505223(常任代理人 株式会社みずほ銀行決済営業部)
Address major shareholdersInterimInstant_No6MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)ステート ストリート バンク アンド トラスト カンパニー 505301(常任代理人 株式会社みずほ銀行決済営業部)
Address major shareholdersInterimInstant_No7MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)ステート ストリート バンク アンド トラスト カンパニー 505001(常任代理人 株式会社みずほ銀行決済営業部)
Address major shareholdersInterimInstant_No8MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)ステート ストリート バンク アンド トラスト カンパニー 505103(常任代理人 株式会社みずほ銀行決済営業部)
Address major shareholdersInterimInstant_No9MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)ジェーピー モルガン チェース バンク 385781(常任代理人 株式会社みずほ銀行決済営業部)
Address major shareholdersInterimInstant_No10MajorShareholdersMemberText · Plus
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsInterimInstant_SharesWithNoVotingRightsMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsTreasurySharesEtcMember
Original text (Japanese)権利内容に何ら限定のない当社における標準となる株式であり、単元株式数は100株であります。
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsOtherMember
Original text (Japanese)同上
Description issued shares voting rightsInterimInstant_SharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)浜松ホトニクス株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)静岡県浜松市中央区市野町1126番地の1
Information about officers (text)FilingDateInstantText · Plus
Regulations in accordance with which consolidated financial statements have been prepared financial informationInterimDurationText · Plus
Type1 semi annual consolidated financial statements financial informationInterimDurationText · Plus
Note on independent audit financial informationInterimDurationText · Plus
Type1 semi annual consolidated balance sheet (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of income (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of comprehensive income (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of cash flows (text)InterimDurationText · Plus
Notes accounting treatments specific to semi annual financial statements type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Major components of selling general and administrative expenses (text)InterimDurationText · Plus
Reconciliation of ending balance of cash and cash equivalents with account balances per balance sheet (text)InterimDurationText · Plus
Notes regarding dividend (text)Prior1InterimDurationText · Plus
Notes when there is significant changes in amounts of equity (text)Prior1InterimDurationText · Plus
Notes regarding dividend (text)InterimDurationText · Plus
Notes when there is significant changes in amounts of equity (text)InterimDurationText · Plus
Notes segment information etc type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Footnotes regarding segment information table (text)Prior1InterimDurationText · Plus
Footnotes regarding segment information table (text)InterimDurationText · Plus
Notes revenue recognition semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes per share information semi annual consolidated financial statements (text)InterimDurationText · Plus
Other information consolidated financial statements etc (text)InterimDurationText · Plus
Information about company which provides guarantee to reporting company (text)FilingDateInstantText · Plus

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