Annual report
9767.TEDINET S100YJLW
Period2025-04-01 → 2026-03-31
Filed2026-06-25
StandardJapan GAAP
ConsolidatedYes
Data checks22 of 22 passed
Key figures · 145
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥6.2bn | 2025-04-01 → 2026-03-31 | Cons. | Net sales |
| Revenue | ¥5.5bn | 2024-04-01 → 2025-03-31 | Cons. | Net sales |
| Revenue | ¥6.2bn | 2023-04-01 → 2024-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥6.2bn | 2022-04-01 → 2023-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥8.3bn | 2021-04-01 → 2022-03-31v | Cons. | Net sales (5-year summary) |
| Operating income | ¥354m | 2025-04-01 → 2026-03-31 | Cons. | Operating income |
| Operating income | ¥343m | 2024-04-01 → 2025-03-31 | Cons. | Operating income |
| Ordinary income | ¥438m | 2025-04-01 → 2026-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥412m | 2024-04-01 → 2025-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥399m | 2023-04-01 → 2024-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥412m | 2022-04-01 → 2023-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥866m | 2021-04-01 → 2022-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥437m | 2025-04-01 → 2026-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥412m | 2024-04-01 → 2025-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥281m | 2025-04-01 → 2026-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥284m | 2024-04-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥285m | 2023-04-01 → 2024-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥281m | 2022-04-01 → 2023-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥662m | 2021-04-01 → 2022-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥285m | 2025-04-01 → 2026-03-31 | Cons. | Profit loss |
| Net income | ¥290m | 2024-04-01 → 2025-03-31 | Cons. | Profit loss |
| Total assets | ¥6.4bn | at 2026-03-31 | Cons. | Assets |
| Total assets | ¥6.5bn | at 2025-03-31 | Cons. | Assets |
| Total assets | ¥7.2bn | at 2024-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥6.9bn | at 2023-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥7.3bn | at 2022-03-31v | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥1.4bn | at 2026-03-31 | Cons. | Liabilities |
| Total liabilities | ¥1.9bn | at 2025-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥4.9bn | at 2026-03-31 | Cons. | Net assets |
| Net assets / equity | ¥4.6bn | at 2025-03-31 | Cons. | Net assets |
| Net assets / equity | ¥4.4bn | at 2024-03-31v | Cons. | Net assets |
| Net assets / equity | ¥4.1bn | at 2023-03-31v | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥3.8bn | at 2022-03-31v | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥2.5bn | at 2026-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥2.7bn | at 2025-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥2.5bn | at 2026-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.7bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.9bn | at 2024-03-31v | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.9bn | at 2023-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥2.7bn | at 2022-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥228m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥95m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥659m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥633m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥795m | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥204m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥25m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥323m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥401m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥333m | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥209m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥270m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥287m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥78m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥264m | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥154.22 | 2025-04-01 → 2026-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥155.55 | 2024-04-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥156.14 | 2023-04-01 → 2024-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥153.92 | 2022-04-01 → 2023-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥363.07 | 2021-04-01 → 2022-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥2,704.06 | at 2026-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,520.69 | at 2025-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,412.25 | at 2024-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,235.73 | at 2023-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,095.84 | at 2022-03-31v | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 77.5% | at 2026-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 70.3% | at 2025-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 61.1% | at 2024-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 58.8% | at 2023-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 52.3% | at 2022-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 5.9% | 2025-04-01 → 2026-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 6.3% | 2024-04-01 → 2025-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 6.7% | 2023-04-01 → 2024-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 7.1% | 2022-04-01 → 2023-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 18.8% | 2021-04-01 → 2022-03-31v | Cons. | Rate of return on equity (5-year summary) |
| Employees | 132 | at 2026-03-31 | Cons. | Number of employees |
| Employees | 136 | at 2025-03-31 | Cons. | Number of employees |
| Employees | 147 | at 2024-03-31v | Cons. | Number of employees |
| Employees | 140 | at 2023-03-31v | Cons. | Number of employees |
| Employees | 145 | at 2022-03-31v | Cons. | Number of employees |
| Revenue | ¥5.1bn | 2025-04-01 → 2026-03-31 | Standalone | Net sales |
| Revenue | ¥4.5bn | 2024-04-01 → 2025-03-31 | Standalone | Net sales |
| Operating income | ¥292m | 2025-04-01 → 2026-03-31 | Standalone | Operating income |
| Operating income | ¥283m | 2024-04-01 → 2025-03-31 | Standalone | Operating income |
| Ordinary income | ¥316m | 2025-04-01 → 2026-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥289m | 2024-04-01 → 2025-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥349m | 2023-04-01 → 2024-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥371m | 2022-04-01 → 2023-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥812m | 2021-04-01 → 2022-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥314m | 2025-04-01 → 2026-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥289m | 2024-04-01 → 2025-03-31 | Standalone | Income before income taxes |
| Net income | ¥203m | 2025-04-01 → 2026-03-31 | Standalone | Profit loss |
| Net income | ¥177m | 2024-04-01 → 2025-03-31 | Standalone | Profit loss |
| Net income | ¥249m | 2023-04-01 → 2024-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥254m | 2022-04-01 → 2023-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥638m | 2021-04-01 → 2022-03-31v | Standalone | Net income loss (5-year summary) |
| Total assets | ¥4.9bn | at 2026-03-31 | Standalone | Assets |
| Total assets | ¥5.2bn | at 2025-03-31 | Standalone | Assets |
| Total assets | ¥6.0bn | at 2024-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥5.8bn | at 2023-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥6.2bn | at 2022-03-31v | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥987m | at 2026-03-31 | Standalone | Liabilities |
| Total liabilities | ¥1.5bn | at 2025-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥3.9bn | at 2026-03-31 | Standalone | Net assets |
| Net assets / equity | ¥3.7bn | at 2025-03-31 | Standalone | Net assets |
| Net assets / equity | ¥3.7bn | at 2024-03-31v | Standalone | Net assets |
| Net assets / equity | ¥3.4bn | at 2023-03-31v | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥3.2bn | at 2022-03-31v | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥1.1bn | at 2026-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥1.3bn | at 2025-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥111.31 | 2025-04-01 → 2026-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥97.02 | 2024-04-01 → 2025-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥136.36 | 2023-04-01 → 2024-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥139.14 | 2022-04-01 → 2023-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥349.89 | 2021-04-01 → 2022-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥30 | 2025-04-01 → 2026-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2024-04-01 → 2025-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2023-04-01 → 2024-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2022-04-01 → 2023-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2021-04-01 → 2022-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥2,162.4 | at 2026-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,045.49 | at 2025-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,007.23 | at 2024-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,865.56 | at 2023-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,746.06 | at 2022-03-31v | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 80.0% | at 2026-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 71.2% | at 2025-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 61.5% | at 2024-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 58.8% | at 2023-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 51.6% | at 2022-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 5.3% | 2025-04-01 → 2026-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 4.8% | 2024-04-01 → 2025-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 7.0% | 2023-04-01 → 2024-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 7.7% | 2022-04-01 → 2023-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 22.0% | 2021-04-01 → 2022-03-31v | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 1,862,000 | at 2026-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,862,000 | at 2025-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,862,000 | at 2024-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,862,000 | at 2023-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,862,000 | at 2022-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Employees | 86 | at 2026-03-31 | Standalone | Number of employees |
| Employees | 89 | at 2025-03-31 | Standalone | Number of employees |
| Employees | 90 | at 2024-03-31v | Standalone | Number of employees |
| Employees | 88 | at 2023-03-31v | Standalone | Number of employees |
| Employees | 91 | at 2022-03-31v | Standalone | Number of employees |
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 · 40
| Segment | Item | Period | Value |
|---|---|---|---|
| Sales On Lease Business Of Metal Formreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥163m |
| Sales On Lease Business Of Metal Formreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥140m |
| Sales On Lease Business Of Metal Formreportable segment | employees | at 2026-03-31 | 65 pure |
| Sales On Lease Business Of Metal Formreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥1.5bn |
| Sales On Lease Business Of Metal Formreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥1.5bn |
| Sales On Lease Business Of Metal Formreportable segment | segment assets | at 2026-03-31 | ¥625m |
| Sales On Lease Business Of Metal Formreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥59m |
| Sales On Productreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥31m |
| Sales On Productreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥21m |
| Sales On Productreportable segment | employees | at 2026-03-31 | 53 pure |
| Sales On Productreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥4.7bn |
| Sales On Productreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥4.7bn |
| Sales On Productreportable segment | segment assets | at 2026-03-31 | ¥1.8bn |
| Sales On Productreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥294m |
| Total Of Reportable Segments And Otherssegment total | capex | 2025-04-01 → 2026-03-31 | ¥194m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2025-04-01 → 2026-03-31 | ¥161m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2025-04-01 → 2026-03-31 | ¥6.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2025-04-01 → 2026-03-31 | ¥6.2bn |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2026-03-31 | ¥2.5bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2025-04-01 → 2026-03-31 | ¥354m |
| Sales On Lease Business Of Metal Formreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥84m |
| Sales On Lease Business Of Metal Formreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥114m |
| Sales On Lease Business Of Metal Formreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥1.7bn |
| Sales On Lease Business Of Metal Formreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥1.7bn |
| Sales On Lease Business Of Metal Formreportable segment | segment assets | at 2025-03-31 | ¥859m |
| Sales On Lease Business Of Metal Formreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥223m |
| Sales On Productreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥24m |
| Sales On Productreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥18m |
| Sales On Productreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥3.9bn |
| Sales On Productreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥3.9bn |
| Sales On Productreportable segment | segment assets | at 2025-03-31 | ¥1.8bn |
| Sales On Productreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥120m |
| Total Of Reportable Segments And Otherssegment total | capex | 2024-04-01 → 2025-03-31 | ¥108m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2024-04-01 → 2025-03-31 | ¥132m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2024-04-01 → 2025-03-31 | ¥5.5bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2024-04-01 → 2025-03-31 | ¥5.5bn |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2025-03-31 | ¥2.7bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2024-04-01 → 2025-03-31 | ¥343m |
| Sales On Lease Business Of Metal Formreportable segment | employees | at 2026-03-31 | 37 pure |
| Sales On Productreportable segment | employees | at 2026-03-31 | 40 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,522
| Item | Context | Value | Unit |
|---|---|---|---|
| Salaries and allowances sga | Prior1YearDuration_NonConsolidatedMember | 422466000 | JPY |
| Salaries and allowances sga | CurrentYearDuration_NonConsolidatedMember | 423733000 | JPY |
| Legal and employee benefits expenses sga | Prior1YearDuration_NonConsolidatedMember | 99612000 | JPY |
| Legal and employee benefits expenses sga | CurrentYearDuration_NonConsolidatedMember | 100372000 | JPY |
| Temporary transfer employee salary contributions revenue sga | Prior1YearDuration_NonConsolidatedMember | -32260000 | JPY |
| Temporary transfer employee salary contributions revenue sga | CurrentYearDuration_NonConsolidatedMember | -36032000 | JPY |
| Retirement benefit expenses sga | Prior1YearDuration_NonConsolidatedMember | 14648000 | JPY |
| Retirement benefit expenses sga | CurrentYearDuration_NonConsolidatedMember | 21769000 | JPY |
| Provision for share based remuneration sga | Prior1YearDuration_NonConsolidatedMember | 3595000 | JPY |
| Provision for share based remuneration sga | CurrentYearDuration_NonConsolidatedMember | 3184000 | JPY |
| Provision of allowance for doubtful accounts sga | Prior1YearDuration_NonConsolidatedMember | － | JPY |
| Provision of allowance for doubtful accounts sga | CurrentYearDuration_NonConsolidatedMember | 2905000 | JPY |
| Document title cover page | FilingDateInstant | Original text (Japanese)有価証券報告書 | |
| Clause of stipulation cover page | FilingDateInstant | Original text (Japanese)金融商品取引法第24条第１項 | |
| Place of filing cover page | FilingDateInstant | Original text (Japanese)関東財務局長 | |
| Filing date cover page | FilingDateInstant | 2026-06-25 | |
| Fiscal year cover page | FilingDateInstant | Original text (Japanese)第63期（自 2025年４月１日 至 2026年３月31日） | |
| Company name cover page | FilingDateInstant | Original text (Japanese)日建工学株式会社 | |
| Company name in english cover page | FilingDateInstant | NIKKEN KOGAKU CO., LTD. | |
| Title and name of representative cover page | FilingDateInstant | Original text (Japanese)代表取締役社長 皆川 曜児 | |
| Address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)東京都新宿区西新宿六丁目１０番１号 | |
| Telephone number address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)03－3344－6811（代表） | |
| Name of contact person address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)取締役管理部長 相田 和也 | |
| Nearest place of contact cover page | FilingDateInstant | Original text (Japanese)東京都新宿区西新宿六丁目１０番１号 | |
| Telephone number nearest place of contact cover page | FilingDateInstant | Original text (Japanese)03－3344－6811（代表） | |
| Name of contact person nearest place of contact cover page | FilingDateInstant | Original text (Japanese)取締役管理部長 相田 和也 | |
| Place for public inspection cover page (text) | FilingDateInstant | Text · Plus | |
| Edinet code | FilingDateInstant | E00187 | |
| Fund code | FilingDateInstant | － | |
| Security code | FilingDateInstant | 97670 | |
| Filer name in japanese | FilingDateInstant | Original text (Japanese)日建工学株式会社 | |
| Filer name in english | FilingDateInstant | NIKKEN KOGAKU CO., LTD. | |
| Fund name in japanese | FilingDateInstant | － | |
| Fund name in english | FilingDateInstant | － | |
| Cabinet office ordinance | FilingDateInstant | Original text (Japanese)企業内容等の開示に関する内閣府令 | |
| Document type | FilingDateInstant | Original text (Japanese)第三号様式 | |
| Accounting standards | FilingDateInstant | Japan GAAP | |
| Whether consolidated financial statements are prepared | FilingDateInstant | true | |
| Industry code when consolidated financial statements are prepared in accordance with industry specific regulations | FilingDateInstant | CTE | |
| Industry code when financial statements are prepared in accordance with industry specific regulations | FilingDateInstant | CTE | |
| Current fiscal year start date | FilingDateInstant | 2025-04-01 | |
| Current period end date | FilingDateInstant | 2026-03-31 | |
| Type of current period | FilingDateInstant | FY | |
| Current fiscal year end date | FilingDateInstant | 2026-03-31 | |
| Previous fiscal year start date | FilingDateInstant | 2024-04-01 | |
| Comparative period end date | FilingDateInstant | 2025-03-31 | |
| Previous fiscal year end date | FilingDateInstant | 2025-03-31 | |
| Next fiscal year start date | FilingDateInstant | － | |
| End date of quarterly or semi annual period of next fiscal year | FilingDateInstant | － | |
| Amendment flag | FilingDateInstant | false |
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 · 22 of 22 passed
| balance sheet identity | pass |
| balance sheet identity | pass rounding |
| 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 assets | pass |
| statement vs summary · net assets | 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 |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |