Annual report
157A.TEDINET S100Z4OA
Period2025-07-01 → 2026-06-30
Filed2026-09-28
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 134
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥1.9bn | 2025-07-01 → 2026-06-30 | Cons. | Net sales |
| Revenue | ¥2.0bn | 2024-07-01 → 2025-06-30 | Cons. | Net sales |
| Revenue | ¥2.0bn | 2023-07-01 → 2024-06-30v | Cons. | Net sales (5-year summary) |
| Revenue | ¥1.7bn | 2022-07-01 → 2023-06-30d | Cons. | Net sales (5-year summary) |
| Operating income | −¥276m | 2025-07-01 → 2026-06-30 | Cons. | Operating income |
| Operating income | ¥124m | 2024-07-01 → 2025-06-30 | Cons. | Operating income |
| Ordinary income | −¥273m | 2025-07-01 → 2026-06-30 | Cons. | Ordinary income |
| Ordinary income | ¥126m | 2024-07-01 → 2025-06-30 | Cons. | Ordinary income |
| Ordinary income | ¥231m | 2023-07-01 → 2024-06-30v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥170m | 2022-07-01 → 2023-06-30d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | −¥362m | 2025-07-01 → 2026-06-30 | Cons. | Income before income taxes |
| Profit before tax | ¥76m | 2024-07-01 → 2025-06-30 | Cons. | Income before income taxes |
| Net income (owners) | −¥375m | 2025-07-01 → 2026-06-30 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥33m | 2024-07-01 → 2025-06-30 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥156m | 2023-07-01 → 2024-06-30v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥122m | 2022-07-01 → 2023-06-30d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | −¥375m | 2025-07-01 → 2026-06-30 | Cons. | Profit loss |
| Net income | ¥33m | 2024-07-01 → 2025-06-30 | Cons. | Profit loss |
| Total assets | ¥2.0bn | at 2026-06-30 | Cons. | Assets |
| Total assets | ¥1.8bn | at 2025-06-30 | Cons. | Assets |
| Total assets | ¥1.9bn | at 2024-06-30v | Cons. | Total assets (5-year summary) |
| Total assets | ¥1.1bn | at 2023-06-30d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥969m | at 2026-06-30 | Cons. | Liabilities |
| Total liabilities | ¥391m | at 2025-06-30 | Cons. | Liabilities |
| Net assets / equity | ¥1.0bn | at 2026-06-30 | Cons. | Net assets |
| Net assets / equity | ¥1.4bn | at 2025-06-30 | Cons. | Net assets |
| Net assets / equity | ¥1.5bn | at 2024-06-30v | Cons. | Net assets |
| Net assets / equity | ¥640m | at 2023-06-30d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥1.1bn | at 2026-06-30 | Cons. | Cash and deposits |
| Cash and deposits | ¥1.2bn | at 2025-06-30 | Cons. | Cash and deposits |
| Cash & equivalents | ¥1.1bn | at 2026-06-30 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.2bn | at 2025-06-30 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.5bn | at 2024-06-30v | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥737m | at 2023-06-30d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | −¥45m | 2025-07-01 → 2026-06-30 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | −¥7m | 2024-07-01 → 2025-06-30 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥169m | 2023-07-01 → 2024-06-30v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥255m | 2022-07-01 → 2023-06-30d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥330m | 2025-07-01 → 2026-06-30 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥215m | 2024-07-01 → 2025-06-30 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥74m | 2023-07-01 → 2024-06-30v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | ¥3m | 2022-07-01 → 2023-06-30d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | ¥280m | 2025-07-01 → 2026-06-30 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥83m | 2024-07-01 → 2025-06-30 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥659m | 2023-07-01 → 2024-06-30v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥27m | 2022-07-01 → 2023-06-30d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥-118.2 | 2025-07-01 → 2026-06-30 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥10.37 | 2024-07-01 → 2025-06-30 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥59.33 | 2023-07-01 → 2024-06-30v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥49.83 | 2022-07-01 → 2023-06-30d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥9.86 | 2024-07-01 → 2025-06-30 | Cons. | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥54.37 | 2023-07-01 → 2024-06-30v | Cons. | Diluted earnings per share (5-year summary) |
| Net assets per share | ¥323.69 | at 2026-06-30 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥456.71 | at 2025-06-30 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥461.51 | at 2024-06-30v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥262.15 | at 2023-06-30d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 51.9% | at 2026-06-30 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 78.5% | at 2025-06-30 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 79.6% | at 2024-06-30v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 60.0% | at 2023-06-30d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 2.2% | 2024-07-01 → 2025-06-30 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 14.8% | 2023-07-01 → 2024-06-30v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 21.0% | 2022-07-01 → 2023-06-30d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 44 | at 2026-06-30 | Cons. | Number of employees |
| Employees | 43 | at 2025-06-30 | Cons. | Number of employees |
| Employees | 40 | at 2024-06-30v | Cons. | Number of employees |
| Employees | 37 | at 2023-06-30d | Cons. | Number of employees |
| Revenue | ¥1.2bn | 2025-07-01 → 2026-06-30 | Standalone | Net sales |
| Revenue | ¥1.5bn | 2024-07-01 → 2025-06-30 | Standalone | Net sales |
| Revenue | ¥1.8bn | 2023-07-01 → 2024-06-30v | Standalone | Net sales (5-year summary) |
| Revenue | ¥1.7bn | 2022-07-01 → 2023-06-30d | Standalone | Net sales (5-year summary) |
| Revenue | ¥1.4bn | 2021-07-01 → 2022-06-30d | Standalone | Net sales (5-year summary) |
| Operating income | −¥286m | 2025-07-01 → 2026-06-30 | Standalone | Operating income |
| Operating income | ¥87m | 2024-07-01 → 2025-06-30 | Standalone | Operating income |
| Ordinary income | −¥216m | 2025-07-01 → 2026-06-30 | Standalone | Ordinary income |
| Ordinary income | ¥105m | 2024-07-01 → 2025-06-30 | Standalone | Ordinary income |
| Ordinary income | ¥223m | 2023-07-01 → 2024-06-30v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥185m | 2022-07-01 → 2023-06-30d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥51m | 2021-07-01 → 2022-06-30d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | −¥265m | 2025-07-01 → 2026-06-30 | Standalone | Income before income taxes |
| Profit before tax | ¥55m | 2024-07-01 → 2025-06-30 | Standalone | Income before income taxes |
| Net income | −¥280m | 2025-07-01 → 2026-06-30 | Standalone | Profit loss |
| Net income | ¥36m | 2024-07-01 → 2025-06-30 | Standalone | Profit loss |
| Net income | ¥152m | 2023-07-01 → 2024-06-30v | Standalone | Net income loss (5-year summary) |
| Net income | ¥133m | 2022-07-01 → 2023-06-30d | Standalone | Net income loss (5-year summary) |
| Net income | ¥39m | 2021-07-01 → 2022-06-30d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥1.6bn | at 2026-06-30 | Standalone | Assets |
| Total assets | ¥1.6bn | at 2025-06-30 | Standalone | Assets |
| Total assets | ¥1.8bn | at 2024-06-30v | Standalone | Total assets (5-year summary) |
| Total assets | ¥1.0bn | at 2023-06-30d | Standalone | Total assets (5-year summary) |
| Total assets | ¥810m | at 2022-06-30d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥507m | at 2026-06-30 | Standalone | Liabilities |
| Total liabilities | ¥236m | at 2025-06-30 | Standalone | Liabilities |
| Net assets / equity | ¥1.1bn | at 2026-06-30 | Standalone | Net assets |
| Net assets / equity | ¥1.4bn | at 2025-06-30 | Standalone | Net assets |
| Net assets / equity | ¥1.5bn | at 2024-06-30v | Standalone | Net assets |
| Net assets / equity | ¥651m | at 2023-06-30d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥518m | at 2022-06-30d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥662m | at 2026-06-30 | Standalone | Cash and deposits |
| Cash and deposits | ¥976m | at 2025-06-30 | Standalone | Cash and deposits |
| EPS (basic) | ¥-88.28 | 2025-07-01 → 2026-06-30 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥11.45 | 2024-07-01 → 2025-06-30 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥57.63 | 2023-07-01 → 2024-06-30v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥54.52 | 2022-07-01 → 2023-06-30d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥15.88 | 2021-07-01 → 2022-06-30d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥10.82 | 2024-07-01 → 2025-06-30 | Standalone | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥52.82 | 2023-07-01 → 2024-06-30v | Standalone | Diluted earnings per share (5-year summary) |
| Dividend per share | ¥10 | 2025-07-01 → 2026-06-30 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥10 | 2024-07-01 → 2025-06-30 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥10 | 2023-07-01 → 2024-06-30v | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥344.9 | at 2026-06-30 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥448.27 | at 2025-06-30 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥463.7 | at 2024-06-30v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥266.84 | at 2023-06-30d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥212.32 | at 2022-06-30d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 68.8% | at 2026-06-30 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 85.6% | at 2025-06-30 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 83.1% | at 2024-06-30v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 64.7% | at 2023-06-30d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 63.9% | at 2022-06-30d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 2.5% | 2024-07-01 → 2025-06-30 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 14.2% | 2023-07-01 → 2024-06-30v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 22.8% | 2022-07-01 → 2023-06-30d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 7.8% | 2021-07-01 → 2022-06-30d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 3,314,900 | at 2026-06-30 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,214,700 | at 2025-06-30 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,190,000 | at 2024-06-30v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,190,000 | at 2023-06-30d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,190,000 | at 2022-06-30d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 35 | at 2026-06-30 | Standalone | Number of employees |
| Employees | 35 | at 2025-06-30 | Standalone | Number of employees |
| Employees | 37 | at 2024-06-30v | Standalone | Number of employees |
| Employees | 34 | at 2023-06-30d | Standalone | Number of employees |
| Employees | 25 | at 2022-06-30d | 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 · 52
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | depreciation | 2025-07-01 → 2026-06-30 | ¥593,000 |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2025-07-01 → 2026-06-30 | ¥13m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2025-07-01 → 2026-06-30 | ¥4m |
| Otherother segments | capex | 2025-07-01 → 2026-06-30 | ¥7m |
| Otherother segments | depreciation | 2025-07-01 → 2026-06-30 | ¥8m |
| Otherother segments | employees | at 2026-06-30 | 9 pure |
| Otherother segments | revenue external | 2025-07-01 → 2026-06-30 | ¥708m |
| Otherother segments | revenue intersegment | 2025-07-01 → 2026-06-30 | ¥15m |
| Otherother segments | segment assets | at 2026-06-30 | ¥1.1bn |
| Otherother segments | segment profit | 2025-07-01 → 2026-06-30 | −¥7m |
| Reconciling Itemsreconciling | revenue intersegment | 2025-07-01 → 2026-06-30 | −¥22m |
| Reconciling Itemsreconciling | segment assets | at 2026-06-30 | −¥363m |
| Reconciling Itemsreconciling | segment profit | 2025-07-01 → 2026-06-30 | ¥14m |
| Investment Learning Support Businessreportable segment | capex | 2025-07-01 → 2026-06-30 | ¥2m |
| Investment Learning Support Businessreportable segment | depreciation | 2025-07-01 → 2026-06-30 | ¥7m |
| Investment Learning Support Businessreportable segment | employees | at 2026-06-30 | 35 pure |
| Investment Learning Support Businessreportable segment | revenue external | 2025-07-01 → 2026-06-30 | ¥1.2bn |
| Investment Learning Support Businessreportable segment | revenue intersegment | 2025-07-01 → 2026-06-30 | ¥7m |
| Investment Learning Support Businessreportable segment | segment assets | at 2026-06-30 | ¥1.2bn |
| Investment Learning Support Businessreportable segment | segment profit | 2025-07-01 → 2026-06-30 | −¥288m |
| —segment total | employees | at 2026-06-30 | 44 pure |
| Total Of Reportable Segments And Otherssegment total | capex | 2025-07-01 → 2026-06-30 | ¥9m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2025-07-01 → 2026-06-30 | ¥15m |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2025-07-01 → 2026-06-30 | ¥1.9bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2025-07-01 → 2026-06-30 | ¥22m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2026-06-30 | ¥2.4bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2025-07-01 → 2026-06-30 | −¥295m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2024-07-01 → 2025-06-30 | ¥10m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | depreciation | 2024-07-01 → 2025-06-30 | ¥1m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2024-07-01 → 2025-06-30 | ¥33m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2025-06-30 | ¥56m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2024-07-01 → 2025-06-30 | ¥4m |
| Otherother segments | capex | 2024-07-01 → 2025-06-30 | ¥13m |
| Otherother segments | depreciation | 2024-07-01 → 2025-06-30 | ¥6m |
| Otherother segments | revenue external | 2024-07-01 → 2025-06-30 | ¥433m |
| Otherother segments | revenue intersegment | 2024-07-01 → 2025-06-30 | ¥2m |
| Otherother segments | segment assets | at 2025-06-30 | ¥500m |
| Otherother segments | segment profit | 2024-07-01 → 2025-06-30 | ¥32m |
| Reconciling Itemsreconciling | revenue intersegment | 2024-07-01 → 2025-06-30 | −¥2m |
| Reconciling Itemsreconciling | segment assets | at 2025-06-30 | −¥5m |
| Reconciling Itemsreconciling | segment profit | 2024-07-01 → 2025-06-30 | ¥121,000 |
| Investment Learning Support Businessreportable segment | capex | 2024-07-01 → 2025-06-30 | ¥5m |
| Investment Learning Support Businessreportable segment | depreciation | 2024-07-01 → 2025-06-30 | ¥10m |
| Investment Learning Support Businessreportable segment | revenue external | 2024-07-01 → 2025-06-30 | ¥1.5bn |
| Investment Learning Support Businessreportable segment | segment assets | at 2025-06-30 | ¥1.3bn |
| Investment Learning Support Businessreportable segment | segment profit | 2024-07-01 → 2025-06-30 | ¥87m |
| Total Of Reportable Segments And Otherssegment total | capex | 2024-07-01 → 2025-06-30 | ¥18m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2024-07-01 → 2025-06-30 | ¥16m |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2024-07-01 → 2025-06-30 | ¥2.0bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2024-07-01 → 2025-06-30 | ¥2m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2025-06-30 | ¥1.8bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2024-07-01 → 2025-06-30 | ¥119m |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,517
| Item | Context | Value | Unit |
|---|---|---|---|
| Non audit fees total | Prior1YearDuration | － | JPY |
| Audit fees total | CurrentYearDuration | 18400000 | JPY |
| Non audit fees total | CurrentYearDuration | － | JPY |
| Total amount of remuneration etc remuneration etc by category of directors and other officers | CurrentYearDuration_DirectorsExcludingOutsideDirectorsMember | 43300000 | JPY |
| Fixed remuneration remuneration by category of directors and other officers | CurrentYearDuration_DirectorsExcludingOutsideDirectorsMember | 43300000 | JPY |
| Performance based remuneration remuneration by category of directors and other officers | CurrentYearDuration_DirectorsExcludingOutsideDirectorsMember | － | JPY |
| Retirement benefits remuneration etc by category of directors and other officers | CurrentYearDuration_DirectorsExcludingOutsideDirectorsMember | － | JPY |
| Non monetary remuneration remuneration by category of directors and other officers | CurrentYearDuration_DirectorsExcludingOutsideDirectorsMember | － | JPY |
| Number of directors and other officers remuneration etc by category of directors and other officers | CurrentYearDuration_DirectorsExcludingOutsideDirectorsMember | 4 | |
| Total amount of remuneration etc remuneration etc by category of directors and other officers | CurrentYearDuration_CorporateAuditorsExcludingOutsideCorporateAuditorsMember | － | JPY |
| Fixed remuneration remuneration by category of directors and other officers | CurrentYearDuration_CorporateAuditorsExcludingOutsideCorporateAuditorsMember | － | JPY |
| Performance based remuneration remuneration by category of directors and other officers | CurrentYearDuration_CorporateAuditorsExcludingOutsideCorporateAuditorsMember | － | JPY |
| Retirement benefits remuneration etc by category of directors and other officers | CurrentYearDuration_CorporateAuditorsExcludingOutsideCorporateAuditorsMember | － | JPY |
| Non monetary remuneration remuneration by category of directors and other officers | CurrentYearDuration_CorporateAuditorsExcludingOutsideCorporateAuditorsMember | － | JPY |
| Number of directors and other officers remuneration etc by category of directors and other officers | CurrentYearDuration_CorporateAuditorsExcludingOutsideCorporateAuditorsMember | － | |
| Total amount of remuneration etc remuneration etc by category of directors and other officers | CurrentYearDuration_OutsideDirectorsAndOtherOfficersMember | 15300000 | JPY |
| Fixed remuneration remuneration by category of directors and other officers | CurrentYearDuration_OutsideDirectorsAndOtherOfficersMember | 15300000 | JPY |
| Performance based remuneration remuneration by category of directors and other officers | CurrentYearDuration_OutsideDirectorsAndOtherOfficersMember | － | JPY |
| Retirement benefits remuneration etc by category of directors and other officers | CurrentYearDuration_OutsideDirectorsAndOtherOfficersMember | － | JPY |
| Non monetary remuneration remuneration by category of directors and other officers | CurrentYearDuration_OutsideDirectorsAndOtherOfficersMember | － | JPY |
| Number of directors and other officers remuneration etc by category of directors and other officers | CurrentYearDuration_OutsideDirectorsAndOtherOfficersMember | 6 | |
| Number of issues shares not listed investment shares held for purposes other than pure investment reporting company | CurrentYearInstant | 1 | |
| Carrying amount shares not listed investment shares held for purposes other than pure investment reporting company | CurrentYearInstant | 0 | JPY |
| Number of issues shares other than those not listed investment shares held for purposes other than pure investment reporting company | CurrentYearInstant | － | |
| Carrying amount shares other than those not listed investment shares held for purposes other than pure investment reporting company | CurrentYearInstant | － | JPY |
| Number of employees | CurrentYearInstant_jpcrp030000-asr_E39408-000InvestmentLearningSupportBusinessReportableSegmentMember | 35 | |
| Number of employees | CurrentYearInstant_OtherReportableSegmentsMember | 9 | |
| Number of employees | CurrentYearInstant_ReportableSegmentsMember | 44 | |
| Number of employees | CurrentYearInstant_NonConsolidatedMember | 35 | |
| Average age years information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 34.3 | |
| Average length of service years information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 3.1 | |
| Average annual salary information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 5898000 | JPY |
| Change from previous fiscal year in average annual salary information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 0.050 | |
| Cash and deposits | Prior1YearInstant | 1185144000 | JPY |
| Cash and deposits | CurrentYearInstant | 1090817000 | JPY |
| Accounts receivable trade | Prior1YearInstant | 204201000 | JPY |
| Accounts receivable trade | CurrentYearInstant | 177287000 | JPY |
| Consumption taxes receivable | Prior1YearInstant | 18017000 | JPY |
| Consumption taxes receivable | CurrentYearInstant | 50814000 | JPY |
| Income taxes receivable | Prior1YearInstant | 3804000 | JPY |
| Income taxes receivable | CurrentYearInstant | 33849000 | JPY |
| Other ca | Prior1YearInstant | 54875000 | JPY |
| Other ca | CurrentYearInstant | 125583000 | JPY |
| Allowance for doubtful accounts ca | Prior1YearInstant | -2262000 | JPY |
| Allowance for doubtful accounts ca | CurrentYearInstant | -4143000 | JPY |
| Current assets | Prior1YearInstant | 1463780000 | JPY |
| Current assets | CurrentYearInstant | 1474209000 | JPY |
| Buildings | Prior1YearInstant | 27857000 | JPY |
| Buildings | CurrentYearInstant | 29057000 | JPY |
| Accumulated depreciation buildings | Prior1YearInstant | -2021000 | JPY |
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 · 24 of 24 passed
| balance sheet identity | pass rounding |
| balance sheet identity | pass |
| balance sheet identity | pass |
| balance sheet identity | pass |
| 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 · 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 |