Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥17.4bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥34.1bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥16.7bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥1.3bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥743m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥1.4bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥1.9bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥837m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥1.3bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥837m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥1.1bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.4bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥577m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥1.1bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥617m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥32.3bnat 2025-09-30Cons.Assets
Total assets¥32.9bnat 2025-03-31Cons.Assets
Total assets¥31.1bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥8.3bnat 2025-09-30Cons.Liabilities
Total liabilities¥9.0bnat 2025-03-31Cons.Liabilities
Net assets / equity¥24.0bnat 2025-09-30Cons.Net assets
Net assets / equity¥24.0bnat 2025-03-31Cons.Net assets
Net assets / equity¥23.1bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥8.8bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥8.4bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥7.7bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥6.7bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥5.3bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥5.2bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥1.9bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥2.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥317m2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥209m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥599m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥247m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥425m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥411m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥269m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥111.422025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥151.122024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥61.372024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio68.6%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio66.7%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio67.9%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 · 38
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥1.5bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥1.5bn
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30¥17m
Asiareportable segmentrevenue2025-04-01 → 2025-09-30¥1.4bn
Asiareportable segmentrevenue external2025-04-01 → 2025-09-30¥1.4bn
Asiareportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥494,000
Asiareportable segmentsegment profit2025-04-01 → 2025-09-30¥127m
Chinareportable segmentrevenue2025-04-01 → 2025-09-30¥3.1bn
Chinareportable segmentrevenue external2025-04-01 → 2025-09-30¥1.9bn
Chinareportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥1.2bn
Chinareportable segmentsegment profit2025-04-01 → 2025-09-30¥317m
Japanreportable segmentrevenue2025-04-01 → 2025-09-30¥14.4bn
Japanreportable segmentrevenue external2025-04-01 → 2025-09-30¥14.1bn
Japanreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥299m
Japanreportable segmentsegment profit2025-04-01 → 2025-09-30¥794m
—segment totalrevenue2025-04-01 → 2025-09-30¥18.9bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥17.4bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥1.5bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥1.2bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥1.6bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥1.6bn
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30¥17m
Asiareportable segmentrevenue2024-04-01 → 2024-09-30¥1.6bn
Asiareportable segmentrevenue external2024-04-01 → 2024-09-30¥1.6bn
Asiareportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥1m
Asiareportable segmentsegment profit2024-04-01 → 2024-09-30¥101m
Chinareportable segmentrevenue2024-04-01 → 2024-09-30¥3.6bn
Chinareportable segmentrevenue external2024-04-01 → 2024-09-30¥2.4bn
Chinareportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥1.3bn
Chinareportable segmentsegment profit2024-04-01 → 2024-09-30¥271m
Japanreportable segmentrevenue2024-04-01 → 2024-09-30¥13.1bn
Japanreportable segmentrevenue external2024-04-01 → 2024-09-30¥12.8bn
Japanreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥350m
Japanreportable segmentsegment profit2024-04-01 → 2024-09-30¥354m
—segment totalrevenue2024-04-01 → 2024-09-30¥18.4bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥16.7bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥1.6bn
—segment totalsegment profit2024-04-01 → 2024-09-30¥726m

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

All source rows · 521
ItemContextValueUnit
End date of quarterly or semi annual period of next fiscal yearFilingDateInstant-
Amendment flagFilingDateInstantfalse
Identification of document subject to amendmentFilingDateInstant-
Report amendment flagFilingDateInstantfalse
Xbrl amendment flagFilingDateInstantfalse
Business results of group (text)FilingDateInstantText · Plus
Description of business (text)FilingDateInstantText · Plus
Business risks (text)FilingDateInstantText · Plus
Management analysis of financial position operating results and cash flows (text)FilingDateInstantText · Plus
Critical contracts (text)FilingDateInstantText · Plus
Total number of shares (text)FilingDateInstantText · Plus
Issued shares total number of shares etc (text)FilingDateInstantText · Plus
Class issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)普通株式
Name of financial instruments exchange on which securities are listed or authorized financial instruments business association to which securities are registeredFilingDateInstant_OrdinaryShareMember
Original text (Japanese)東京証券取引所スタンダード市場
Description issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember
Original text (Japanese)単元株式数は100株であります。
Details of employee share option program (text)FilingDateInstantText · Plus
Other information on share acquisition rights (text)FilingDateInstantText · Plus
Exercises etc of moving strike convertible bonds etc (text)FilingDateInstantText · Plus
Changes in number of issued shares stated capital etc (text)FilingDateInstantText · Plus
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)マレリ株式会社
Address major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)埼玉県さいたま市北区宮原町2丁目19番地4
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)いすゞ自動車株式会社
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)神奈川県横浜市西区高島1丁目2番5号
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)山崎金属産業株式会社
Address major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)東京都千代田区岩本町1丁目8-11
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)佐藤商事株式会社
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目8番1号
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)日色 隆善
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)東京都文京区
Name major shareholdersInterimInstant_No6MajorShareholdersMemberText · Plus
Address major shareholdersInterimInstant_No6MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)株式会社みずほ銀行(常任代理人 株式会社日本カストディ銀行)
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)東京都千代田区大手町1丁目5番5号(東京都中央区晴海1丁目8番12号)
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)舟橋 盛彦
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)愛知県名古屋市千種区
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)東京ラヂエーター製造 取引先持株会
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)神奈川県藤沢市遠藤2002-1
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)INTERACTIVE BROKERS LLC(常任代理人 インタラクティブ・ブローカーズ証券株式会社)
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)単元株式数100株
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)東京ラヂエーター製造㈱
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)藤沢市遠藤2002番地1

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