Annual report
6822.TEDINET S100YI6A
Period2025-04-01 → 2026-03-31
Filed2026-06-24
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Amended by S100YS21 (2026-07-24).
Key figures · 144
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥32.7bn | 2025-04-01 → 2026-03-31 | Cons. | Net sales |
| Revenue | ¥29.0bn | 2024-04-01 → 2025-03-31 | Cons. | Net sales |
| Revenue | ¥28.1bn | 2023-04-01 → 2024-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥22.9bn | 2022-04-01 → 2023-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥24.7bn | 2021-04-01 → 2022-03-31v | Cons. | Net sales (5-year summary) |
| Operating income | ¥1.8bn | 2025-04-01 → 2026-03-31 | Cons. | Operating income |
| Operating income | ¥1.5bn | 2024-04-01 → 2025-03-31 | Cons. | Operating income |
| Ordinary income | ¥1.6bn | 2025-04-01 → 2026-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.4bn | 2024-04-01 → 2025-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥840m | 2023-04-01 → 2024-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | −¥440m | 2022-04-01 → 2023-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | −¥795m | 2021-04-01 → 2022-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.6bn | 2025-04-01 → 2026-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥1.4bn | 2024-04-01 → 2025-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥1.4bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥1.0bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥760m | 2023-04-01 → 2024-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | −¥812m | 2022-04-01 → 2023-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | −¥1.0bn | 2021-04-01 → 2022-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥1.5bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss |
| Net income | ¥1.2bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss |
| Total assets | ¥28.3bn | at 2026-03-31 | Cons. | Assets |
| Total assets | ¥23.6bn | at 2025-03-31 | Cons. | Assets |
| Total assets | ¥23.9bn | at 2024-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥21.6bn | at 2023-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥21.8bn | at 2022-03-31v | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥17.3bn | at 2026-03-31 | Cons. | Liabilities |
| Total liabilities | ¥14.8bn | at 2025-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥11.0bn | at 2026-03-31 | Cons. | Net assets |
| Net assets / equity | ¥8.9bn | at 2025-03-31 | Cons. | Net assets |
| Net assets / equity | ¥8.0bn | at 2024-03-31v | Cons. | Net assets |
| Net assets / equity | ¥6.6bn | at 2023-03-31v | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥7.4bn | at 2022-03-31v | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥4.4bn | at 2026-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥3.9bn | at 2025-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥4.4bn | at 2026-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥3.9bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.9bn | at 2024-03-31v | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.1bn | at 2023-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥3.5bn | at 2022-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥1.7bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥2.8bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥1.6bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | −¥1.5bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | −¥1.1bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥1.0bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥493m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥278m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥276m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥1.1bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥155m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥1.3bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥604m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥368m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥2.7bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥1,032.63 | 2025-04-01 → 2026-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥800.83 | 2024-04-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥583.3 | 2023-04-01 → 2024-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-624.04 | 2022-04-01 → 2023-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-788.03 | 2021-04-01 → 2022-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥6,734.55 | at 2026-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥5,364.2 | at 2025-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,860.21 | at 2024-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥3,917.04 | at 2023-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,638.85 | at 2022-03-31v | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 31.8% | at 2026-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 29.8% | at 2025-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 26.5% | at 2024-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 23.6% | at 2023-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 27.7% | at 2022-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 17.1% | 2025-04-01 → 2026-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 15.7% | 2024-04-01 → 2025-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 13.3% | 2023-04-01 → 2024-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | -14.6% | 2022-04-01 → 2023-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | -15.5% | 2021-04-01 → 2022-03-31v | Cons. | Rate of return on equity (5-year summary) |
| Employees | 944 | at 2026-03-31 | Cons. | Number of employees |
| Employees | 948 | at 2025-03-31 | Cons. | Number of employees |
| Employees | 983 | at 2024-03-31v | Cons. | Number of employees |
| Employees | 1,004 | at 2023-03-31v | Cons. | Number of employees |
| Employees | 1,021 | at 2022-03-31v | Cons. | Number of employees |
| Revenue | ¥20.8bn | 2025-04-01 → 2026-03-31 | Standalone | Net sales |
| Revenue | ¥16.9bn | 2024-04-01 → 2025-03-31 | Standalone | Net sales |
| Revenue | ¥15.6bn | 2023-04-01 → 2024-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥11.5bn | 2022-04-01 → 2023-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥12.8bn | 2021-04-01 → 2022-03-31v | Standalone | Net sales (5-year summary) |
| Operating income | ¥1.3bn | 2025-04-01 → 2026-03-31 | Standalone | Operating income |
| Operating income | ¥824m | 2024-04-01 → 2025-03-31 | Standalone | Operating income |
| Ordinary income | ¥1.2bn | 2025-04-01 → 2026-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥805m | 2024-04-01 → 2025-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥458m | 2023-04-01 → 2024-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | −¥595m | 2022-04-01 → 2023-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | −¥1.1bn | 2021-04-01 → 2022-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.2bn | 2025-04-01 → 2026-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥805m | 2024-04-01 → 2025-03-31 | Standalone | Income before income taxes |
| Net income | ¥1.2bn | 2025-04-01 → 2026-03-31 | Standalone | Profit loss |
| Net income | ¥831m | 2024-04-01 → 2025-03-31 | Standalone | Profit loss |
| Net income | ¥660m | 2023-04-01 → 2024-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | −¥861m | 2022-04-01 → 2023-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | −¥1.1bn | 2021-04-01 → 2022-03-31v | Standalone | Net income loss (5-year summary) |
| Total assets | ¥19.9bn | at 2026-03-31 | Standalone | Assets |
| Total assets | ¥15.5bn | at 2025-03-31 | Standalone | Assets |
| Total assets | ¥15.8bn | at 2024-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥15.1bn | at 2023-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥15.0bn | at 2022-03-31v | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥14.2bn | at 2026-03-31 | Standalone | Liabilities |
| Total liabilities | ¥11.2bn | at 2025-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥5.7bn | at 2026-03-31 | Standalone | Net assets |
| Net assets / equity | ¥4.3bn | at 2025-03-31 | Standalone | Net assets |
| Net assets / equity | ¥3.5bn | at 2024-03-31v | Standalone | Net assets |
| Net assets / equity | ¥2.8bn | at 2023-03-31v | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥3.6bn | at 2022-03-31v | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥2.0bn | at 2026-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥2.2bn | at 2025-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥923.14 | 2025-04-01 → 2026-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥634.2 | 2024-04-01 → 2025-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥506.66 | 2023-04-01 → 2024-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-661.69 | 2022-04-01 → 2023-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-870.19 | 2021-04-01 → 2022-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥70 | 2025-04-01 → 2026-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥4,266.07 | at 2026-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,294.43 | at 2025-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,665.04 | at 2024-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,141.14 | at 2023-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,801.01 | at 2022-03-31v | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 28.7% | at 2026-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 28.0% | at 2025-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 22.0% | at 2024-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 18.4% | at 2023-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 24.3% | at 2022-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 24.4% | 2025-04-01 → 2026-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 21.3% | 2024-04-01 → 2025-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 21.1% | 2023-04-01 → 2024-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | -26.8% | 2022-04-01 → 2023-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | -26.7% | 2021-04-01 → 2022-03-31v | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 1,470,000 | at 2026-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,470,000 | at 2025-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,470,000 | at 2024-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,470,000 | at 2023-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,470,000 | at 2022-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Employees | 407 | at 2026-03-31 | Standalone | Number of employees |
| Employees | 411 | at 2025-03-31 | Standalone | Number of employees |
| Employees | 420 | at 2024-03-31v | Standalone | Number of employees |
| Employees | 425 | at 2023-03-31v | Standalone | Number of employees |
| Employees | 435 | 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 · 45
| Segment | Item | Period | Value |
|---|---|---|---|
| Information And Communication Apparatus Production Sale Businessreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥1.0bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥682m |
| Information And Communication Apparatus Production Sale Businessreportable segment | employees | at 2026-03-31 | 460 pure |
| Information And Communication Apparatus Production Sale Businessreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥20.9bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥20.7bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥168m |
| Information And Communication Apparatus Production Sale Businessreportable segment | segment assets | at 2026-03-31 | ¥20.1bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥1.4bn |
| Network Construction Maintenance Businessreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥20m |
| Network Construction Maintenance Businessreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥48m |
| Network Construction Maintenance Businessreportable segment | employees | at 2026-03-31 | 484 pure |
| Network Construction Maintenance Businessreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥12.5bn |
| Network Construction Maintenance Businessreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥12.0bn |
| Network Construction Maintenance Businessreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥477m |
| Network Construction Maintenance Businessreportable segment | segment assets | at 2026-03-31 | ¥8.7bn |
| Network Construction Maintenance Businessreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥392m |
| Total Of Reportable Segments And Otherssegment total | capex | 2025-04-01 → 2026-03-31 | ¥1.1bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2025-04-01 → 2026-03-31 | ¥731m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2025-04-01 → 2026-03-31 | ¥33.4bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2025-04-01 → 2026-03-31 | ¥32.7bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥645m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2026-03-31 | ¥28.8bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2025-04-01 → 2026-03-31 | ¥1.8bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥790m |
| Information And Communication Apparatus Production Sale Businessreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥489m |
| Information And Communication Apparatus Production Sale Businessreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥17.0bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥16.8bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥176m |
| Information And Communication Apparatus Production Sale Businessreportable segment | segment assets | at 2025-03-31 | ¥15.5bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥856m |
| Network Construction Maintenance Businessreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥31m |
| Network Construction Maintenance Businessreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥49m |
| Network Construction Maintenance Businessreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥12.6bn |
| Network Construction Maintenance Businessreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥12.2bn |
| Network Construction Maintenance Businessreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥355m |
| Network Construction Maintenance Businessreportable segment | segment assets | at 2025-03-31 | ¥8.6bn |
| Network Construction Maintenance Businessreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥600m |
| Total Of Reportable Segments And Otherssegment total | capex | 2024-04-01 → 2025-03-31 | ¥821m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2024-04-01 → 2025-03-31 | ¥538m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2024-04-01 → 2025-03-31 | ¥29.6bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2024-04-01 → 2025-03-31 | ¥29.0bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥531m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2025-03-31 | ¥24.1bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2024-04-01 → 2025-03-31 | ¥1.5bn |
| Information And Communication Apparatus Production Sale Businessreportable segment | employees | at 2026-03-31 | 407 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,491
| Item | Context | Value | Unit |
|---|---|---|---|
| Research and development expenses sga | Prior1YearDuration | 926680000 | JPY |
| Research and development expenses sga | CurrentYearDuration | 1185539000 | JPY |
| Revenues from external customers | Prior1YearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 16809946000 | JPY |
| Revenues from external customers | Prior1YearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 12236246000 | JPY |
| Revenues from external customers | Prior1YearDuration_TotalOfReportableSegmentsAndOthersMember | 29046192000 | JPY |
| Transactions with other segments | Prior1YearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 176448000 | JPY |
| Transactions with other segments | Prior1YearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 354764000 | JPY |
| Transactions with other segments | Prior1YearDuration_TotalOfReportableSegmentsAndOthersMember | 531213000 | JPY |
| Net sales | Prior1YearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 16986394000 | JPY |
| Net sales | Prior1YearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 12591011000 | JPY |
| Net sales | Prior1YearDuration_TotalOfReportableSegmentsAndOthersMember | 29577406000 | JPY |
| Operating income | Prior1YearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 855710000 | JPY |
| Operating income | Prior1YearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 600216000 | JPY |
| Operating income | Prior1YearDuration_TotalOfReportableSegmentsAndOthersMember | 1455926000 | JPY |
| Assets | Prior1YearInstant_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 15527288000 | JPY |
| Assets | Prior1YearInstant_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 8569554000 | JPY |
| Assets | Prior1YearInstant_TotalOfReportableSegmentsAndOthersMember | 24096842000 | JPY |
| Depreciation segment information | Prior1YearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 488954000 | JPY |
| Depreciation segment information | Prior1YearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 49317000 | JPY |
| Depreciation segment information | Prior1YearDuration_TotalOfReportableSegmentsAndOthersMember | 538272000 | JPY |
| Increase in property plant and equipment and intangible assets | Prior1YearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 789564000 | JPY |
| Increase in property plant and equipment and intangible assets | Prior1YearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 31366000 | JPY |
| Increase in property plant and equipment and intangible assets | Prior1YearDuration_TotalOfReportableSegmentsAndOthersMember | 820930000 | JPY |
| Revenues from external customers | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 20730884000 | JPY |
| Revenues from external customers | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 11978699000 | JPY |
| Revenues from external customers | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 32709583000 | JPY |
| Transactions with other segments | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 167584000 | JPY |
| Transactions with other segments | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 477270000 | JPY |
| Transactions with other segments | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 644854000 | JPY |
| Net sales | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 20898468000 | JPY |
| Net sales | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 12455969000 | JPY |
| Net sales | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 33354438000 | JPY |
| Operating income | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 1367876000 | JPY |
| Operating income | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 392483000 | JPY |
| Operating income | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 1760359000 | JPY |
| Assets | CurrentYearInstant_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 20083251000 | JPY |
| Assets | CurrentYearInstant_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 8707208000 | JPY |
| Assets | CurrentYearInstant_TotalOfReportableSegmentsAndOthersMember | 28790459000 | JPY |
| Depreciation segment information | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 682415000 | JPY |
| Depreciation segment information | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 48433000 | JPY |
| Depreciation segment information | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 730849000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | 1047582000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 20055000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 1067638000 | JPY |
| Impairment loss el | CurrentYearDuration_jpcrp030000-asr_E01859-000InformationAndCommunicationApparatusProductionSaleBusinessReportableSegmentsMember | － | JPY |
| Impairment loss el | CurrentYearDuration_jpcrp030000-asr_E01859-000NetworkConstructionMaintenanceBusinessReportableSegmentsMember | 8304000 | JPY |
| Impairment loss el | CurrentYearDuration_UnallocatedAmountsAndEliminationMember | － | JPY |
| Impairment loss el | CurrentYearDuration | 8304000 | JPY |
| Cash and deposits | Prior1YearInstant_NonConsolidatedMember | 2163111000 | JPY |
| Cash and deposits | CurrentYearInstant_NonConsolidatedMember | 2032129000 | 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 rounding |
| balance sheet identity | pass rounding |
| 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 |