Half-year report · HY
9170.TEDINET S100Y323
Period2025-10-01 → 2026-03-31
Filed2026-05-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 47
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥9.1bn | 2025-10-01 → 2026-03-31 | Cons. | Net sales |
| Revenue | ¥15.3bn | 2024-10-01 → 2025-09-30 | Cons. | Net sales (5-year summary) |
| Revenue | ¥7.9bn | 2024-10-01 → 2025-03-31 | Cons. | Net sales |
| Operating income | ¥858m | 2025-10-01 → 2026-03-31 | Cons. | Operating income |
| Operating income | ¥659m | 2024-10-01 → 2025-03-31 | Cons. | Operating income |
| Ordinary income | ¥804m | 2025-10-01 → 2026-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.0bn | 2024-10-01 → 2025-09-30 | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥606m | 2024-10-01 → 2025-03-31 | Cons. | Ordinary income |
| Profit before tax | ¥814m | 2025-10-01 → 2026-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥614m | 2024-10-01 → 2025-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥420m | 2025-10-01 → 2026-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥603m | 2024-10-01 → 2025-09-30 | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥329m | 2024-10-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income | ¥486m | 2025-10-01 → 2026-03-31 | Cons. | Profit loss |
| Net income | ¥354m | 2024-10-01 → 2025-03-31 | Cons. | Profit loss |
| Total assets | ¥16.9bn | at 2026-03-31 | Cons. | Assets |
| Total assets | ¥16.4bn | at 2025-09-30 | Cons. | Assets |
| Total assets | ¥17.7bn | at 2025-03-31 | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥11.0bn | at 2026-03-31 | Cons. | Liabilities |
| Total liabilities | ¥10.8bn | at 2025-09-30 | Cons. | Liabilities |
| Net assets / equity | ¥6.0bn | at 2026-03-31 | Cons. | Net assets |
| Net assets / equity | ¥5.6bn | at 2025-09-30 | Cons. | Net assets |
| Net assets / equity | ¥5.3bn | at 2025-03-31 | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥2.8bn | at 2026-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥3.0bn | at 2025-09-30 | Cons. | Cash and deposits |
| Cash & equivalents | ¥2.6bn | at 2026-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.6bn | at 2025-09-30 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥3.2bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.3bn | at 2024-09-30v | Cons. | Cash and cash equivalents |
| Operating cash flow | −¥524m | 2025-10-01 → 2026-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥1.8bn | 2024-10-01 → 2025-09-30 | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥541m | 2024-10-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Investing cash flow | ¥166m | 2025-10-01 → 2026-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥745m | 2024-10-01 → 2025-09-30 | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥176m | 2024-10-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Financing cash flow | ¥362m | 2025-10-01 → 2026-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥767m | 2024-10-01 → 2025-09-30 | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥537m | 2024-10-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| EPS (basic) | ¥149.11 | 2025-10-01 → 2026-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥214.38 | 2024-10-01 → 2025-09-30 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥117.1 | 2024-10-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥142.99 | 2025-10-01 → 2026-03-31 | Cons. | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥207.59 | 2024-10-01 → 2025-09-30 | Cons. | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥114.03 | 2024-10-01 → 2025-03-31 | Cons. | Diluted earnings per share (5-year summary) |
| Equity ratio | 33.8% | at 2026-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 33.0% | at 2025-09-30 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 29.1% | at 2025-03-31 | Cons. | 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 · 44
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2025-10-01 → 2026-03-31 | ¥214m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2025-10-01 → 2026-03-31 | ¥173m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2025-10-01 → 2026-03-31 | ¥40m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2025-10-01 → 2026-03-31 | ¥4m |
| Reconciling Itemsreconciling | revenue | 2025-10-01 → 2026-03-31 | −¥93m |
| Reconciling Itemsreconciling | revenue intersegment | 2025-10-01 → 2026-03-31 | −¥93m |
| Reconciling Itemsreconciling | segment profit | 2025-10-01 → 2026-03-31 | −¥511m |
| Construction Businessreportable segment | revenue | 2025-10-01 → 2026-03-31 | ¥3.5bn |
| Construction Businessreportable segment | revenue external | 2025-10-01 → 2026-03-31 | ¥3.5bn |
| Construction Businessreportable segment | revenue intersegment | 2025-10-01 → 2026-03-31 | ¥6m |
| Construction Businessreportable segment | segment profit | 2025-10-01 → 2026-03-31 | ¥329m |
| Environment Businessreportable segment | revenue | 2025-10-01 → 2026-03-31 | ¥4.9bn |
| Environment Businessreportable segment | revenue external | 2025-10-01 → 2026-03-31 | ¥4.9bn |
| Environment Businessreportable segment | revenue intersegment | 2025-10-01 → 2026-03-31 | ¥47m |
| Environment Businessreportable segment | segment profit | 2025-10-01 → 2026-03-31 | ¥993m |
| Environment Engineeringreportable segment | revenue | 2025-10-01 → 2026-03-31 | ¥520m |
| Environment Engineeringreportable segment | revenue external | 2025-10-01 → 2026-03-31 | ¥520m |
| Environment Engineeringreportable segment | segment profit | 2025-10-01 → 2026-03-31 | ¥42m |
| —segment total | revenue | 2025-10-01 → 2026-03-31 | ¥9.0bn |
| —segment total | revenue external | 2025-10-01 → 2026-03-31 | ¥8.9bn |
| —segment total | revenue intersegment | 2025-10-01 → 2026-03-31 | ¥53m |
| —segment total | segment profit | 2025-10-01 → 2026-03-31 | ¥1.4bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2024-10-01 → 2025-03-31 | ¥270m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2024-10-01 → 2025-03-31 | ¥247m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2024-10-01 → 2025-03-31 | ¥22m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2024-10-01 → 2025-03-31 | ¥17m |
| Reconciling Itemsreconciling | revenue | 2024-10-01 → 2025-03-31 | −¥38m |
| Reconciling Itemsreconciling | revenue intersegment | 2024-10-01 → 2025-03-31 | −¥38m |
| Reconciling Itemsreconciling | segment profit | 2024-10-01 → 2025-03-31 | −¥420m |
| Construction Businessreportable segment | revenue | 2024-10-01 → 2025-03-31 | ¥3.4bn |
| Construction Businessreportable segment | revenue external | 2024-10-01 → 2025-03-31 | ¥3.4bn |
| Construction Businessreportable segment | revenue intersegment | 2024-10-01 → 2025-03-31 | ¥10m |
| Construction Businessreportable segment | segment profit | 2024-10-01 → 2025-03-31 | ¥337m |
| Environment Businessreportable segment | revenue | 2024-10-01 → 2025-03-31 | ¥4.1bn |
| Environment Businessreportable segment | revenue external | 2024-10-01 → 2025-03-31 | ¥4.1bn |
| Environment Businessreportable segment | revenue intersegment | 2024-10-01 → 2025-03-31 | ¥6m |
| Environment Businessreportable segment | segment profit | 2024-10-01 → 2025-03-31 | ¥708m |
| Environment Engineeringreportable segment | revenue | 2024-10-01 → 2025-03-31 | ¥203m |
| Environment Engineeringreportable segment | revenue external | 2024-10-01 → 2025-03-31 | ¥203m |
| Environment Engineeringreportable segment | segment profit | 2024-10-01 → 2025-03-31 | ¥17m |
| —segment total | revenue | 2024-10-01 → 2025-03-31 | ¥7.6bn |
| —segment total | revenue external | 2024-10-01 → 2025-03-31 | ¥7.6bn |
| —segment total | revenue intersegment | 2024-10-01 → 2025-03-31 | ¥16m |
| —segment total | segment profit | 2024-10-01 → 2025-03-31 | ¥1.1bn |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 515
| Item | Context | Value | Unit |
|---|---|---|---|
| Description of business (text) | FilingDateInstant | Text · Plus | |
| Business risks (text) | FilingDateInstant | Text · Plus | |
| Management analysis of financial position operating results and cash flows (text) | FilingDateInstant | Text · Plus | |
| Critical contracts (text) | FilingDateInstant | Text · Plus | |
| Total number of shares (text) | FilingDateInstant | Text · Plus | |
| Issued shares total number of shares etc (text) | FilingDateInstant | Text · Plus | |
| Class issued shares total number of shares etc | FilingDateInstant_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 registered | FilingDateInstant_OrdinaryShareMember | Original text (Japanese)名古屋証券取引所メイン市場 | |
| Description issued shares total number of shares etc | FilingDateInstant_OrdinaryShareMember | Text · Plus | |
| Details of employee share option program (text) | FilingDateInstant | Text · Plus | |
| Other information on share acquisition rights (text) | FilingDateInstant | Text · Plus | |
| Exercises etc of moving strike convertible bonds etc (text) | FilingDateInstant | Text · Plus | |
| Changes in number of issued shares stated capital etc (text) | FilingDateInstant | Text · Plus | |
| Major shareholders (text) | FilingDateInstant | Text · Plus | |
| Name major shareholders | InterimInstant_No1MajorShareholdersMember | Original text (Japanese)株式会社細沼 | |
| Address major shareholders | InterimInstant_No1MajorShareholdersMember | Original text (Japanese)東京都千代田区麹町６丁目４－６ | |
| Name major shareholders | InterimInstant_No2MajorShareholdersMember | Original text (Japanese)細沼 順人 | |
| Address major shareholders | InterimInstant_No2MajorShareholdersMember | Original text (Japanese)東京都千代田区 | |
| Name major shareholders | InterimInstant_No3MajorShareholdersMember | Original text (Japanese)細沼 菜穂子 | |
| Address major shareholders | InterimInstant_No3MajorShareholdersMember | Original text (Japanese)東京都福生市 | |
| Name major shareholders | InterimInstant_No4MajorShareholdersMember | Original text (Japanese)株式会社大岳カンパニー | |
| Address major shareholders | InterimInstant_No4MajorShareholdersMember | Original text (Japanese)東京都立川市柴崎町３丁目13－19 | |
| Name major shareholders | InterimInstant_No5MajorShareholdersMember | Original text (Japanese)株式会社山崎砂利商店 | |
| Address major shareholders | InterimInstant_No5MajorShareholdersMember | Original text (Japanese)滋賀県大津市浜大津４丁目７－６号 | |
| Name major shareholders | InterimInstant_No6MajorShareholdersMember | Original text (Japanese)成友興業従業員持株会 | |
| Address major shareholders | InterimInstant_No6MajorShareholdersMember | Original text (Japanese)東京都あきる野市草花1141番地１ | |
| Name major shareholders | InterimInstant_No7MajorShareholdersMember | Original text (Japanese)細沼 理恵 | |
| Address major shareholders | InterimInstant_No7MajorShareholdersMember | Original text (Japanese)東京都千代田区 | |
| Name major shareholders | InterimInstant_No8MajorShareholdersMember | Original text (Japanese)西武信用金庫 | |
| Address major shareholders | InterimInstant_No8MajorShareholdersMember | Original text (Japanese)東京都中野区中野２丁目29－10 | |
| Name major shareholders | InterimInstant_No9MajorShareholdersMember | Original text (Japanese)多摩信用金庫 | |
| Address major shareholders | InterimInstant_No9MajorShareholdersMember | Original text (Japanese)東京都立川市緑町３－４ | |
| Name major shareholders | InterimInstant_No10MajorShareholdersMember | Original text (Japanese)三好 昌武 | |
| Address major shareholders | InterimInstant_No10MajorShareholdersMember | Original text (Japanese)埼玉県越谷市 | |
| Issued shares voting rights (text) | FilingDateInstant | Text · Plus | |
| Description issued shares voting rights | InterimInstant_SharesWithNoVotingRightsMember | － | |
| Description issued shares voting rights | InterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | InterimInstant_SharesWithRestrictedVotingRightsOtherMember | － | |
| Description issued shares voting rights | InterimInstant_SharesWithFullVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | InterimInstant_SharesWithFullVotingRightsOtherMember | 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 rights | InterimInstant_SharesLessThanOneUnitMember | － | |
| Treasury shares etc (text) | FilingDateInstant | Text · Plus | |
| Name of shareholder treasury shares etc | InterimInstant_Row1Member | Original text (Japanese)成友興業株式会社 | |
| Address of shareholder treasury shares etc | InterimInstant_Row1Member | Original text (Japanese)東京都あきる野市草花1141番地１ | |
| Information about officers (text) | FilingDateInstant | Text · Plus | |
| Description of fact that consolidated financial statements have been prepared in accordance with special ordinance or regulations for industry in appended list financial information | InterimDuration | Text · Plus | |
| Type1 semi annual consolidated financial statements financial information | InterimDuration | Text · Plus | |
| Note on independent audit financial information | InterimDuration | Text · Plus | |
| Type1 semi annual consolidated balance sheet (text) | InterimDuration | Text · Plus | |
| Type1 semi annual consolidated statement of income (text) | InterimDuration | Text · 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 identity | pass rounding |
| balance sheet identity | pass rounding |
| dei present | pass |
| period resolution | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net income attributable to parent | pass |
| statement vs summary · net income attributable to parent | pass |
| statement vs summary · operating cash flow | pass |
| statement vs summary · operating cash flow | pass |
| statement vs summary · revenue | pass |
| statement vs summary · revenue | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |