Half-year report · HY
1788.TEDINET S100XKPT
Period2025-07-01 → 2025-12-31
Filed2026-02-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥5.0bn | 2025-07-01 → 2025-12-31 | Cons. | Net sales |
| Revenue | ¥8.2bn | 2024-07-01 → 2025-06-30 | Cons. | Net sales (5-year summary) |
| Revenue | ¥3.5bn | 2024-07-01 → 2024-12-31 | Cons. | Net sales |
| Operating income | ¥305m | 2025-07-01 → 2025-12-31 | Cons. | Operating income |
| Operating income | ¥171m | 2024-07-01 → 2024-12-31 | Cons. | Operating income |
| Ordinary income | ¥310m | 2025-07-01 → 2025-12-31 | Cons. | Ordinary income |
| Ordinary income | ¥338m | 2024-07-01 → 2025-06-30 | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥175m | 2024-07-01 → 2024-12-31 | Cons. | Ordinary income |
| Profit before tax | ¥310m | 2025-07-01 → 2025-12-31 | Cons. | Income before income taxes |
| Profit before tax | ¥177m | 2024-07-01 → 2024-12-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥199m | 2025-07-01 → 2025-12-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥231m | 2024-07-01 → 2025-06-30 | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥106m | 2024-07-01 → 2024-12-31 | Cons. | Profit loss attributable to owners of parent |
| Net income | ¥207m | 2025-07-01 → 2025-12-31 | Cons. | Profit loss |
| Net income | ¥116m | 2024-07-01 → 2024-12-31 | Cons. | Profit loss |
| Total assets | ¥6.0bn | at 2025-12-31 | Cons. | Assets |
| Total assets | ¥5.1bn | at 2025-06-30 | Cons. | Assets |
| Total assets | ¥5.1bn | at 2024-12-31 | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥2.3bn | at 2025-12-31 | Cons. | Liabilities |
| Total liabilities | ¥1.7bn | at 2025-06-30 | Cons. | Liabilities |
| Net assets / equity | ¥3.7bn | at 2025-12-31 | Cons. | Net assets |
| Net assets / equity | ¥3.4bn | at 2025-06-30 | Cons. | Net assets |
| Net assets / equity | ¥3.3bn | at 2024-12-31 | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥1.9bn | at 2025-12-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥1.4bn | at 2025-06-30 | Cons. | Cash and deposits |
| Cash & equivalents | ¥1.5bn | at 2025-12-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.1bn | at 2025-06-30 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.3bn | at 2024-12-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.3bn | at 2024-06-30v | Cons. | Cash and cash equivalents |
| Operating cash flow | ¥267m | 2025-07-01 → 2025-12-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥80m | 2024-07-01 → 2025-06-30 | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | −¥290m | 2024-07-01 → 2024-12-31 | Cons. | Net cash provided by used in operating activities |
| Investing cash flow | −¥107m | 2025-07-01 → 2025-12-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥158m | 2024-07-01 → 2025-06-30 | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥94m | 2024-07-01 → 2024-12-31 | Cons. | Net cash provided by used in investment activities |
| Financing cash flow | ¥229m | 2025-07-01 → 2025-12-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥76m | 2024-07-01 → 2025-06-30 | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥427m | 2024-07-01 → 2024-12-31 | Cons. | Net cash provided by used in financing activities |
| EPS (basic) | ¥318.28 | 2025-07-01 → 2025-12-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥371.94 | 2024-07-01 → 2025-06-30 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥171.33 | 2024-07-01 → 2024-12-31 | Cons. | Basic earnings loss per share (5-year summary) |
| Equity ratio | 60.3% | at 2025-12-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 66.5% | at 2025-06-30 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 63.0% | at 2024-12-31 | 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 · 24
| Segment | Item | Period | Value |
|---|---|---|---|
| CONSTRUCTIONWORKSreportable segment | revenue | 2025-07-01 → 2025-12-31 | ¥2.4bn |
| CONSTRUCTIONWORKSreportable segment | revenue external | 2025-07-01 → 2025-12-31 | ¥2.4bn |
| CONSTRUCTIONWORKSreportable segment | segment profit | 2025-07-01 → 2025-12-31 | ¥72m |
| PUBLICWORKSreportable segment | revenue | 2025-07-01 → 2025-12-31 | ¥2.5bn |
| PUBLICWORKSreportable segment | revenue external | 2025-07-01 → 2025-12-31 | ¥2.5bn |
| PUBLICWORKSreportable segment | segment profit | 2025-07-01 → 2025-12-31 | ¥222m |
| REALESTATEreportable segment | revenue | 2025-07-01 → 2025-12-31 | ¥21m |
| REALESTATEreportable segment | revenue external | 2025-07-01 → 2025-12-31 | ¥21m |
| REALESTATEreportable segment | segment profit | 2025-07-01 → 2025-12-31 | ¥11m |
| —segment total | revenue | 2025-07-01 → 2025-12-31 | ¥5.0bn |
| —segment total | revenue external | 2025-07-01 → 2025-12-31 | ¥5.0bn |
| —segment total | segment profit | 2025-07-01 → 2025-12-31 | ¥305m |
| CONSTRUCTIONWORKSreportable segment | revenue | 2024-07-01 → 2024-12-31 | ¥1.3bn |
| CONSTRUCTIONWORKSreportable segment | revenue external | 2024-07-01 → 2024-12-31 | ¥1.3bn |
| CONSTRUCTIONWORKSreportable segment | segment profit | 2024-07-01 → 2024-12-31 | −¥16m |
| PUBLICWORKSreportable segment | revenue | 2024-07-01 → 2024-12-31 | ¥2.2bn |
| PUBLICWORKSreportable segment | revenue external | 2024-07-01 → 2024-12-31 | ¥2.2bn |
| PUBLICWORKSreportable segment | segment profit | 2024-07-01 → 2024-12-31 | ¥173m |
| REALESTATEreportable segment | revenue | 2024-07-01 → 2024-12-31 | ¥25m |
| REALESTATEreportable segment | revenue external | 2024-07-01 → 2024-12-31 | ¥25m |
| REALESTATEreportable segment | segment profit | 2024-07-01 → 2024-12-31 | ¥14m |
| —segment total | revenue | 2024-07-01 → 2024-12-31 | ¥3.5bn |
| —segment total | revenue external | 2024-07-01 → 2024-12-31 | ¥3.5bn |
| —segment total | segment profit | 2024-07-01 → 2024-12-31 | ¥171m |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 450
| Item | Context | Value | Unit |
|---|---|---|---|
| Revenues from external customers | Prior1InterimDuration_ReconcilingItemsMember | － | JPY |
| Revenues from external customers | Prior1InterimDuration | 3509931000 | JPY |
| Transactions with other segments | Prior1InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | － | JPY |
| Transactions with other segments | Prior1InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | － | JPY |
| Transactions with other segments | Prior1InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | － | JPY |
| Transactions with other segments | Prior1InterimDuration_ReportableSegmentsMember | － | JPY |
| Transactions with other segments | Prior1InterimDuration_ReconcilingItemsMember | － | JPY |
| Transactions with other segments | Prior1InterimDuration | － | JPY |
| Net sales | Prior1InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | 2193566000 | JPY |
| Net sales | Prior1InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | 1291385000 | JPY |
| Net sales | Prior1InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | 24979000 | JPY |
| Net sales | Prior1InterimDuration_ReportableSegmentsMember | 3509931000 | JPY |
| Net sales | Prior1InterimDuration_ReconcilingItemsMember | － | JPY |
| Net sales | Prior1InterimDuration | 3509931000 | JPY |
| Operating income | Prior1InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | 173130000 | JPY |
| Operating income | Prior1InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | -16225000 | JPY |
| Operating income | Prior1InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | 13903000 | JPY |
| Operating income | Prior1InterimDuration_ReportableSegmentsMember | 170808000 | JPY |
| Operating income | Prior1InterimDuration_ReconcilingItemsMember | － | JPY |
| Operating income | Prior1InterimDuration | 170808000 | JPY |
| Revenues from external customers | InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | 2524891000 | JPY |
| Revenues from external customers | InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | 2442274000 | JPY |
| Revenues from external customers | InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | 21487000 | JPY |
| Revenues from external customers | InterimDuration_ReportableSegmentsMember | 4988653000 | JPY |
| Revenues from external customers | InterimDuration_ReconcilingItemsMember | － | JPY |
| Revenues from external customers | InterimDuration | 4988653000 | JPY |
| Transactions with other segments | InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | － | JPY |
| Transactions with other segments | InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | － | JPY |
| Transactions with other segments | InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | － | JPY |
| Transactions with other segments | InterimDuration_ReportableSegmentsMember | － | JPY |
| Transactions with other segments | InterimDuration_ReconcilingItemsMember | － | JPY |
| Transactions with other segments | InterimDuration | － | JPY |
| Net sales | InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | 2524891000 | JPY |
| Net sales | InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | 2442274000 | JPY |
| Net sales | InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | 21487000 | JPY |
| Net sales | InterimDuration_ReportableSegmentsMember | 4988653000 | JPY |
| Net sales | InterimDuration_ReconcilingItemsMember | － | JPY |
| Net sales | InterimDuration | 4988653000 | JPY |
| Operating income | InterimDuration_jpcrp040300-ssr_E00259-000PUBLICWORKSReportableSegmentsMember | 222323000 | JPY |
| Operating income | InterimDuration_jpcrp040300-ssr_E00259-000CONSTRUCTIONWORKSReportableSegmentsMember | 72429000 | JPY |
| Operating income | InterimDuration_jpcrp040300-ssr_E00259-000REALESTATEReportableSegmentsMember | 10624000 | JPY |
| Operating income | InterimDuration_ReportableSegmentsMember | 305378000 | JPY |
| Operating income | InterimDuration_ReconcilingItemsMember | － | JPY |
| Operating income | InterimDuration | 305378000 | JPY |
| Document title cover page | FilingDateInstant | Original text (Japanese)半期報告書 | |
| Clause of stipulation cover page | FilingDateInstant | Original text (Japanese)金融商品取引法第24条の５第１項の表の第１号 | |
| Place of filing cover page | FilingDateInstant | Original text (Japanese)近畿財務局長 | |
| Filing date cover page | FilingDateInstant | 2026-02-13 | |
| Semi annual accounting period cover page | FilingDateInstant | Original text (Japanese)第72期中（自 令和７年７月１日 至 令和７年12月31日） | |
| Company name cover page | FilingDateInstant | Original text (Japanese)株式会社三東工業社 |
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 |
| 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 |