Half-year report · HY

Period2025-07-01 → 2025-12-31
Filed2026-02-13
StandardJapan GAAP
ConsolidatedYes
Data checks12 of 12 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥10.9bn2025-07-01 → 2025-12-31Cons.Net sales (5-year summary)
Revenue¥20.2bn2024-07-01 → 2025-06-30Cons.Net sales (5-year summary)
Revenue¥10.8bn2024-07-01 → 2024-12-31Cons.Net sales (5-year summary)
Operating income¥1.4bn2025-07-01 → 2025-12-31Cons.Operating income
Operating income¥1.2bn2024-07-01 → 2024-12-31Cons.Operating income
Ordinary income¥1.5bn2025-07-01 → 2025-12-31Cons.Ordinary income
Ordinary income¥1.8bn2024-07-01 → 2025-06-30Cons.Ordinary income loss (5-year summary)
Ordinary income¥1.3bn2024-07-01 → 2024-12-31Cons.Ordinary income
Profit before tax¥1.8bn2025-07-01 → 2025-12-31Cons.Income before income taxes
Profit before tax¥1.3bn2024-07-01 → 2024-12-31Cons.Income before income taxes
Net income (owners)¥1.2bn2025-07-01 → 2025-12-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.3bn2024-07-01 → 2025-06-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥832m2024-07-01 → 2024-12-31Cons.Profit loss attributable to owners of parent
Net income¥1.2bn2025-07-01 → 2025-12-31Cons.Profit loss
Net income¥834m2024-07-01 → 2024-12-31Cons.Profit loss
Total assets¥23.1bnat 2025-12-31Cons.Assets
Total assets¥22.2bnat 2025-06-30Cons.Assets
Total assets¥22.0bnat 2024-12-31Cons.Total assets (5-year summary)
Total liabilities¥3.2bnat 2025-12-31Cons.Liabilities
Total liabilities¥2.9bnat 2025-06-30Cons.Liabilities
Net assets / equity¥19.9bnat 2025-12-31Cons.Net assets
Net assets / equity¥19.4bnat 2025-06-30Cons.Net assets
Net assets / equity¥18.7bnat 2024-12-31Cons.Net assets (5-year summary)
Cash and deposits¥9.7bnat 2025-12-31Cons.Cash and deposits
Cash and deposits¥9.9bnat 2025-06-30Cons.Cash and deposits
Cash & equivalents¥8.0bnat 2025-12-31Cons.Cash and cash equivalents
Cash & equivalents¥8.2bnat 2025-06-30Cons.Cash and cash equivalents
Cash & equivalents¥9.6bnat 2024-12-31Cons.Cash and cash equivalents
Cash & equivalents¥9.5bnat 2024-06-30vCons.Cash and cash equivalents
Operating cash flow¥1.2bn2025-07-01 → 2025-12-31Cons.Net cash provided by used in operating activities
Operating cash flow¥1.7bn2024-07-01 → 2025-06-30Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.1bn2024-07-01 → 2024-12-31Cons.Net cash provided by used in operating activities
Investing cash flow−¥857m2025-07-01 → 2025-12-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥2.4bn2024-07-01 → 2025-06-30Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥469m2024-07-01 → 2024-12-31Cons.Net cash provided by used in investment activities
Financing cash flow−¥504m2025-07-01 → 2025-12-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥516m2024-07-01 → 2025-06-30Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥478m2024-07-01 → 2024-12-31Cons.Net cash provided by used in financing activities
EPS (basic)¥107.862025-07-01 → 2025-12-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥117.712024-07-01 → 2025-06-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥73.672024-07-01 → 2024-12-31Cons.Basic earnings loss per share (5-year summary)
Equity ratio85.4%at 2025-12-31Cons.Equity to asset ratio (5-year summary)
Equity ratio86.4%at 2025-06-30Cons.Equity to asset ratio (5-year summary)
Equity ratio84.2%at 2024-12-31Cons.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 · 24
SegmentItemPeriodValue
Building Maintenancereportable segmentrevenue2025-07-01 → 2025-12-31¥322m
Building Maintenancereportable segmentrevenue external2025-07-01 → 2025-12-31¥322m
Building Maintenancereportable segmentsegment profit2025-07-01 → 2025-12-31¥24m
Cutting And Drill Workreportable segmentrevenue2025-07-01 → 2025-12-31¥10.6bn
Cutting And Drill Workreportable segmentrevenue external2025-07-01 → 2025-12-31¥10.6bn
Cutting And Drill Workreportable segmentsegment profit2025-07-01 → 2025-12-31¥1.9bn
—segment totalrevenue2025-07-01 → 2025-12-31¥10.9bn
—segment totalrevenue external2025-07-01 → 2025-12-31¥10.9bn
—segment totalsegment profit2025-07-01 → 2025-12-31¥2.0bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-07-01 → 2025-12-31¥10.9bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-07-01 → 2025-12-31¥10.9bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-07-01 → 2025-12-31¥2.0bn
Building Maintenancereportable segmentrevenue2024-07-01 → 2024-12-31¥302m
Building Maintenancereportable segmentrevenue external2024-07-01 → 2024-12-31¥302m
Building Maintenancereportable segmentsegment profit2024-07-01 → 2024-12-31¥28m
Cutting And Drill Workreportable segmentrevenue2024-07-01 → 2024-12-31¥10.5bn
Cutting And Drill Workreportable segmentrevenue external2024-07-01 → 2024-12-31¥10.5bn
Cutting And Drill Workreportable segmentsegment profit2024-07-01 → 2024-12-31¥1.8bn
—segment totalrevenue2024-07-01 → 2024-12-31¥10.8bn
—segment totalrevenue external2024-07-01 → 2024-12-31¥10.8bn
—segment totalsegment profit2024-07-01 → 2024-12-31¥1.8bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-07-01 → 2024-12-31¥10.8bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-07-01 → 2024-12-31¥10.8bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-07-01 → 2024-12-31¥1.8bn

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

All source rows · 520
ItemContextValueUnit
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)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 単元株式数 100株
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)渡 邉   隆
Address major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)神奈川県三浦郡葉山町
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)ダイヤモンド機工株式会社
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)福岡県福岡市城南区南片江2丁目30-21
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 赤坂インターシティAIR
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)株式会社日本カストディ銀行(信託口)
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)東京都中央区晴海1丁目8-12
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)旭ダイヤモンド工業株式会社
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)東京都千代田区紀尾井町4番1号
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)立花証券株式会社
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)東京都中央区日本橋茅場町1丁目13番14号
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)MSIP CLIENT SECURITIES(常任代理人 モルガン・スタンレーMUFG証券株式会社)
Address major shareholdersInterimInstant_No7MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)第一カッター興業従業員持株会
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)神奈川県茅ヶ崎市萩園833番地
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)富国生命保険相互会社(常任代理人 株式会社日本カストディ銀行)
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)東京都千代田区内幸町2丁目2-2 (東京都中央区晴海1丁目8番12号)
Name major shareholdersInterimInstant_No10MajorShareholdersMemberText · Plus
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)7 OLD PARK LANE,LONDON.WIK 1QR (東京都千代田区丸の内1丁目4番5号)
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)第一カッター興業株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)神奈川県茅ヶ崎市萩園833番地
Information about officers (text)FilingDateInstantText · Plus
Description of fact that consolidated financial statements have been prepared in accordance with special ordinance or regulations for industry in appended list 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

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 · 12 of 12 passed
balance sheet identityconsolidated 2025-06-30pass
balance sheet identityconsolidated 2025-12-31pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-06-30pass
statement vs summary · net assetsconsolidated 2025-12-31pass
statement vs summary · net income attributable to parentconsolidated 2024-07-01/2024-12-31pass
statement vs summary · net income attributable to parentconsolidated 2025-07-01/2025-12-31pass
statement vs summary · operating cash flowconsolidated 2024-07-01/2024-12-31pass
statement vs summary · operating cash flowconsolidated 2025-07-01/2025-12-31pass
statement vs summary · total assetsconsolidated 2025-06-30pass
statement vs summary · total assetsconsolidated 2025-12-31pass