Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-07
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 46
MetricValuePeriodScopeSource row
Revenue¥244.2bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥448.5bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥232.0bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥7.7bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income−¥974m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥13.4bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income−¥29.7bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income−¥129m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥13.6bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥5.5bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥10.3bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)−¥50.1bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥2.1bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥10.3bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥2.1bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥1.44Tat 2025-09-30Cons.Assets
Total assets¥1.44Tat 2025-03-31Cons.Assets
Total assets¥1.53Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥534.7bnat 2025-09-30Cons.Liabilities
Total liabilities¥551.1bnat 2025-03-31Cons.Liabilities
Net assets / equity¥904.4bnat 2025-09-30Cons.Net assets
Net assets / equity¥889.7bnat 2025-03-31Cons.Net assets
Net assets / equity¥948.8bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥294.2bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥196.6bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥297.1bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥235.0bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥298.7bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥228.1bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥47.2bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥84.0bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥54.1bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow¥21.1bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥115.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥66.4bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥10.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥39.1bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥89.4bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥26.732025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-129.782024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥5.362024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (diluted)¥22.82025-04-01 → 2025-09-30Cons.Diluted earnings per share (5-year summary)
EPS (diluted)¥4.32024-04-01 → 2024-09-30Cons.Diluted earnings per share (5-year summary)
Equity ratio62.8%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio61.7%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio62.0%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 · 54
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥12.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥12.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥28m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2025-04-01 → 2025-09-30¥2.1bn
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥3.7bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥3.7bn
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30¥19m
Discrete Semiconductor Devicesreportable segmentrevenue2025-04-01 → 2025-09-30¥102.8bn
Discrete Semiconductor Devicesreportable segmentrevenue external2025-04-01 → 2025-09-30¥100.0bn
Discrete Semiconductor Devicesreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥2.8bn
Discrete Semiconductor Devicesreportable segmentsegment profit2025-04-01 → 2025-09-30−¥9.8bn
I Csreportable segmentrevenue2025-04-01 → 2025-09-30¥115.0bn
I Csreportable segmentrevenue external2025-04-01 → 2025-09-30¥114.2bn
I Csreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥826m
I Csreportable segmentsegment profit2025-04-01 → 2025-09-30¥13.0bn
Modulesreportable segmentrevenue2025-04-01 → 2025-09-30¥17.2bn
Modulesreportable segmentrevenue external2025-04-01 → 2025-09-30¥17.1bn
Modulesreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥61m
Modulesreportable segmentsegment profit2025-04-01 → 2025-09-30¥2.4bn
—segment totalrevenue2025-04-01 → 2025-09-30¥235.0bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥231.3bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥3.7bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥5.6bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥248.0bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥244.2bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥3.7bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥7.6bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥12.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥12.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥32m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-04-01 → 2024-09-30¥1.5bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥3.1bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥3.1bn
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30¥234m
Discrete Semiconductor Devicesreportable segmentrevenue2024-04-01 → 2024-09-30¥99.5bn
Discrete Semiconductor Devicesreportable segmentrevenue external2024-04-01 → 2024-09-30¥97.3bn
Discrete Semiconductor Devicesreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥2.2bn
Discrete Semiconductor Devicesreportable segmentsegment profit2024-04-01 → 2024-09-30−¥10.4bn
I Csreportable segmentrevenue2024-04-01 → 2024-09-30¥105.0bn
I Csreportable segmentrevenue external2024-04-01 → 2024-09-30¥104.2bn
I Csreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥740m
I Csreportable segmentsegment profit2024-04-01 → 2024-09-30¥5.5bn
Modulesreportable segmentrevenue2024-04-01 → 2024-09-30¥17.8bn
Modulesreportable segmentrevenue external2024-04-01 → 2024-09-30¥17.7bn
Modulesreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥88m
Modulesreportable segmentsegment profit2024-04-01 → 2024-09-30¥2.1bn
—segment totalrevenue2024-04-01 → 2024-09-30¥222.3bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥219.2bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥3.1bn
—segment totalsegment profit2024-04-01 → 2024-09-30−¥2.7bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥235.1bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥232.0bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥3.1bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30−¥1.2bn

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

All source rows · 549
ItemContextValueUnit
Name major shareholdersInterimInstant_No5MajorShareholdersMemberText · Plus
Address major shareholdersInterimInstant_No5MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)㈱京都銀行[常任代理人:㈱日本カストディ銀行]
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)京都市下京区烏丸通松原上る薬師前町700[東京都中央区晴海1丁目8番12号]
Name major shareholdersInterimInstant_No7MajorShareholdersMemberText · Plus
Address major shareholdersInterimInstant_No7MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)JP MORGAN CHASE BANK 380684[常任代理人:㈱みずほ銀行決済営業部]
Address major shareholdersInterimInstant_No8MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No9MajorShareholdersMemberText · Plus
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)1 QUEEN’S ROAD CENTRAL, HONG KONG[東京都中央区日本橋3丁目11-1]
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)JP MORGAN CHASE BANK 385781[常任代理人:㈱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-
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_SharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)ローム㈱
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)京都市右京区西院溝崎町21番地
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 changes in accounting policies which are difficult to distinguish from changes in accounting estimates semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes accounting treatments specific to semi annual financial statements type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Debtors notes regarding overdraft contracts and or loan commitments (text)InterimInstantText · Plus
Major components of selling general and administrative expenses (text)InterimDurationText · Plus
Notes regarding income taxes for global minimum tax (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 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
Disclosure of changes etc in reportable segments (text)InterimDurationText · Plus
Notes securities semi annual consolidated financial statements (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
Notes significant events after reporting period 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 2025-03-31pass
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