Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-10
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 63
MetricValuePeriodScopeSource row
Revenue¥14.0bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥14.0bn2025-04-01 → 2025-09-30Cons.Net sales (5-year summary)
Revenue¥29.3bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥14.5bn2024-04-01 → 2024-09-30Cons.Net sales
Revenue¥14.5bn2024-04-01 → 2024-09-30Cons.Net sales (5-year summary)
Operating income¥1.3bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥1.6bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥1.4bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥1.4bn2025-04-01 → 2025-09-30Cons.Ordinary income loss (5-year summary)
Ordinary income¥3.6bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥1.7bn2024-04-01 → 2024-09-30Cons.Ordinary income
Ordinary income¥1.7bn2024-04-01 → 2024-09-30Cons.Ordinary income loss (5-year summary)
Profit before tax¥1.1bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥1.7bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥765m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥764m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥2.6bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.2bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.2bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income¥765m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥1.2bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥41.1bnat 2025-09-30Cons.Assets
Total assets¥41.1bnat 2025-09-30Cons.Total assets (5-year summary)
Total assets¥41.4bnat 2025-03-31Cons.Assets
Total assets¥41.4bnat 2025-03-31Cons.Total assets (5-year summary)
Total assets¥41.3bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥7.8bnat 2025-09-30Cons.Liabilities
Total liabilities¥8.4bnat 2025-03-31Cons.Liabilities
Net assets / equity¥33.3bnat 2025-09-30Cons.Net assets
Net assets / equity¥33.3bnat 2025-09-30Cons.Net assets (5-year summary)
Net assets / equity¥32.9bnat 2025-03-31Cons.Net assets
Net assets / equity¥32.9bnat 2025-03-31Cons.Net assets (5-year summary)
Net assets / equity¥32.6bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥5.0bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥6.4bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥5.0bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥5.0bnat 2025-09-30Cons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥6.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥6.4bnat 2025-03-31Cons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥5.9bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥5.9bnat 2024-09-30Cons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥6.5bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥185m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥184m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥4.4bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.5bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥1.5bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥685m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥684m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥2.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥1.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥845m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥845m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥2.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥841m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥841m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥41.652025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥141.662024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥63.052024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio81.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio79.6%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio78.8%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 · 18
SegmentItemPeriodValue
Engineeringreportable segmentrevenue2025-04-01 → 2025-09-30¥2.4bn
Engineeringreportable segmentrevenue external2025-04-01 → 2025-09-30¥2.4bn
Engineeringreportable segmentsegment profit2025-04-01 → 2025-09-30¥254m
Refractoryreportable segmentrevenue2025-04-01 → 2025-09-30¥11.5bn
Refractoryreportable segmentrevenue external2025-04-01 → 2025-09-30¥11.5bn
Refractoryreportable segmentsegment profit2025-04-01 → 2025-09-30¥2.0bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥14.0bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥14.0bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥2.3bn
Engineeringreportable segmentrevenue2024-04-01 → 2024-09-30¥2.2bn
Engineeringreportable segmentrevenue external2024-04-01 → 2024-09-30¥2.2bn
Engineeringreportable segmentsegment profit2024-04-01 → 2024-09-30¥285m
Refractoryreportable segmentrevenue2024-04-01 → 2024-09-30¥12.3bn
Refractoryreportable segmentrevenue external2024-04-01 → 2024-09-30¥12.3bn
Refractoryreportable segmentsegment profit2024-04-01 → 2024-09-30¥2.3bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥14.5bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥14.5bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥2.6bn

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

All source rows · 449
ItemContextValueUnit
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)住友大阪セメント株式会社
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)東京都港区東新橋1丁目9-2
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)日本マスタートラスト信託銀行株式会社(信託口)
Address major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)東京都港区赤坂1丁目8番1号
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)株式会社中国銀行(常任代理人 株式会社日本カストディ銀行)
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)岡山県岡山市北区丸の内1丁目15-20(東京都中央区晴海1丁目8番12号)
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)ヨータイ従業員持株会
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)大阪府貝塚市二色中町8番1
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)日本生命保険相互会社(常任代理人 日本マスタートラスト信託銀行株式会社)
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目6番6号(東京都港区赤坂1丁目8番1号)
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)株式会社日本カストディ銀行(信託口)
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)東京都中央区晴海1丁目8番12号
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)株式会社三菱UFJ銀行
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内1丁目4番5号
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)中部鋼鈑株式会社
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)愛知県名古屋市中川区小碓通5丁目1番地
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)田口 三男
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)兵庫県赤穂市
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_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_OrdinarySharesSharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)株式会社ヨータイ
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)大阪府貝塚市二色中町8番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 additional information 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 segment information etc type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Description of nature of differences between profit loss of reportable segments total and semi annual financial statements (text)Prior1InterimDurationText · Plus
Description of nature of differences between profit loss of reportable segments total and semi annual 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
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 rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-03-31pass rounding
statement vs summary · net assetsconsolidated 2025-09-30pass rounding
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2024-09-30pass rounding
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2025-09-30pass rounding
statement vs summary · operating cash flowconsolidated 2024-04-01/2024-09-30pass rounding
statement vs summary · operating cash flowconsolidated 2025-04-01/2025-09-30pass rounding
statement vs summary · revenueconsolidated 2024-04-01/2024-09-30pass rounding
statement vs summary · revenueconsolidated 2025-04-01/2025-09-30pass rounding
statement vs summary · total assetsconsolidated 2025-03-31pass rounding
statement vs summary · total assetsconsolidated 2025-09-30pass rounding