CIK 0001962845
Branche: Electromedical & Electrotherapeutic Apparatus
Zeitreihen: Revenue nach Geschäftsjahr · Net Income nach Geschäftsjahr
| Fakt | Wert | Zeit | Quelle |
|---|---|---|---|
| accounts_payable | {"amount": 1546000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2024-04-30 | sec_edgar |
| accounts_payable | {"amount": 1031000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2023-10-31 | sec_edgar |
| accounts_payable | {"amount": 4040000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2023-04-30 | sec_edgar |
| accounts_payable | {"unit": "JPY", "value": 100240000, "concept": "us-gaap:AccountsPayableCurrent"} | 2022-04-30 | sec_edgar |
| accounts_receivable | {"amount": 1555000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2024-04-30 | sec_edgar |
| accounts_receivable | {"amount": 90000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2023-10-31 | sec_edgar |
| accounts_receivable | {"amount": 1463000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2023-04-30 | sec_edgar |
| accounts_receivable | {"unit": "JPY", "value": 82784000, "concept": "us-gaap:AccountsReceivableNetCurrent"} | 2022-04-30 | sec_edgar |
| capex | {"amount": 1097000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2024-04-30 | sec_edgar |
| capex | {"amount": 428000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2023-10-31 | sec_edgar |
| capex | {"amount": 591000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2023-04-30 | sec_edgar |
| capex | {"unit": "JPY", "value": 47351000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEq | 2022-10-31 | sec_edgar |
| capex | {"unit": "JPY", "value": 70484000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEq | 2022-04-30 | sec_edgar |
| capex | {"unit": "JPY", "value": 18577000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEq | 2021-04-30 | sec_edgar |
| cash_and_equivalents | {"amount": 10205000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2024-04-30 | sec_edgar |
| cash_and_equivalents | {"amount": 15982000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2023-10-31 | sec_edgar |
| cash_and_equivalents | {"amount": 15703000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2023-04-30 | sec_edgar |
| cash_and_equivalents | {"unit": "JPY", "value": 1795963000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingV | 2022-04-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 10205000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2024-04-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 13555000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2023-04-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 13206000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2022-04-30 | sec_edgar |
| cash_and_restricted_cash | {"unit": "JPY", "value": 3066101000, "concept": "us-gaap:CashCashEquivalentsRestrictedCash | 2021-04-30 | sec_edgar |
| cash_and_restricted_cash | {"unit": "JPY", "value": 2586462000, "concept": "us-gaap:CashCashEquivalentsRestrictedCash | 2020-04-30 | sec_edgar |
| cashflow_financing | {"amount": 10865000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2024-04-30 | sec_edgar |
| cashflow_financing | {"amount": 11211000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2023-10-31 | sec_edgar |
| cashflow_financing | {"amount": 16489000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2023-04-30 | sec_edgar |
| cashflow_financing | {"unit": "JPY", "value": 2389980000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingA | 2022-10-31 | sec_edgar |
| cashflow_financing | {"unit": "JPY", "value": -120110000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingA | 2022-04-30 | sec_edgar |
| cashflow_financing | {"unit": "JPY", "value": 289354000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingAc | 2021-04-30 | sec_edgar |
| cashflow_investing | {"amount": -1167000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2024-04-30 | sec_edgar |
| cashflow_investing | {"amount": -454000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2023-10-31 | sec_edgar |
| cashflow_investing | {"amount": -657000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2023-04-30 | sec_edgar |
| cashflow_investing | {"unit": "JPY", "value": -49321000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAc | 2022-10-31 | sec_edgar |
| cashflow_investing | {"unit": "JPY", "value": -74702000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAc | 2022-04-30 | sec_edgar |
| cashflow_investing | {"unit": "JPY", "value": 779350000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAc | 2021-04-30 | sec_edgar |
| cashflow_operating | {"amount": -13268000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2024-04-30 | sec_edgar |
| cashflow_operating | {"amount": -9145000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur | 2023-10-31 | sec_edgar |
| cashflow_operating | {"amount": -13335000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2023-04-30 | sec_edgar |
| cashflow_operating | {"unit": "JPY", "value": -861666000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingA | 2022-10-31 | sec_edgar |
| cashflow_operating | {"unit": "JPY", "value": -1075326000, "concept": "us-gaap:NetCashProvidedByUsedInOperating | 2022-04-30 | sec_edgar |
| cashflow_operating | {"unit": "JPY", "value": -589065000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingA | 2021-04-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 14869067, "concept": "us-gaap:CommonStockSharesIssued"} | 2024-04-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 14702267, "concept": "us-gaap:CommonStockSharesIssued"} | 2023-10-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 13035600, "concept": "us-gaap:CommonStockSharesIssued"} | 2023-04-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 6000000, "concept": "us-gaap:CommonStockSharesIssued"} | 2022-04-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 14869067, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2024-04-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 14702267, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2023-10-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 13035600, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2023-04-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 6000000, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2022-04-30 | sec_edgar |
| current_assets | {"amount": 14188000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2024-04-30 | sec_edgar |
| current_assets | {"amount": 19605000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2023-10-31 | sec_edgar |
| current_assets | {"amount": 22387000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2023-04-30 | sec_edgar |
| current_assets | {"unit": "JPY", "value": 2102813000, "concept": "us-gaap:AssetsCurrent"} | 2022-04-30 | sec_edgar |
| current_liabilities | {"amount": 2909000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2024-04-30 | sec_edgar |
| current_liabilities | {"amount": 9008000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2023-10-31 | sec_edgar |
| current_liabilities | {"amount": 12991000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2023-04-30 | sec_edgar |
| current_liabilities | {"unit": "JPY", "value": 311105000, "concept": "us-gaap:LiabilitiesCurrent"} | 2022-04-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 14869067} | 2024-04-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 13035600} | 2023-04-30 | sec_edgar |
| depreciation_amortization | {"amount": 1204000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency": | 2024-04-30 | sec_edgar |
| depreciation_amortization | {"amount": 669000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency": | 2023-10-31 | sec_edgar |
| depreciation_amortization | {"amount": 813000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency": | 2023-04-30 | sec_edgar |
| depreciation_amortization | {"unit": "JPY", "value": 38896000, "concept": "us-gaap:DepreciationDepletionAndAmortizatio | 2022-10-31 | sec_edgar |
| depreciation_amortization | {"unit": "JPY", "value": 75182000, "concept": "us-gaap:DepreciationDepletionAndAmortizatio | 2022-04-30 | sec_edgar |
| depreciation_amortization | {"unit": "JPY", "value": 51732000, "concept": "us-gaap:DepreciationDepletionAndAmortizatio | 2021-04-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.87, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2024-04-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.56, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2023-10-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -2.13, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2023-04-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -147.5, "concept": "us-gaap:EarningsPerShareBasic", "currency" | 2022-10-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -184.91, "concept": "us-gaap:EarningsPerShareBasic", "currency | 2022-04-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -126.58, "concept": "us-gaap:EarningsPerShareBasic", "currency | 2021-04-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.87, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2024-04-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.56, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2023-10-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -2.13, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2023-04-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -147.5, "concept": "us-gaap:EarningsPerShareDiluted", "currenc | 2022-10-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -184.91, "concept": "us-gaap:EarningsPerShareDiluted", "curren | 2022-04-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -126.58, "concept": "us-gaap:EarningsPerShareDiluted", "curren | 2021-04-30 | sec_edgar |
| income_tax_expense | {"amount": 0, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2023-04-30 | sec_edgar |
| income_tax_expense | {"unit": "JPY", "value": 0, "concept": "us-gaap:IncomeTaxExpenseBenefit"} | 2022-04-30 | sec_edgar |
| income_tax_expense | {"unit": "JPY", "value": 0, "concept": "us-gaap:IncomeTaxExpenseBenefit"} | 2021-04-30 | sec_edgar |
| industry_sic | {"code": "3845", "scheme": "SIC", "description": "Electromedical & Electrotherapeutic Appa | sec_edgar | |
| intangible_assets | {"amount": 122000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "USD"} | 2024-04-30 | sec_edgar |
| intangible_assets | {"amount": 100000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "USD"} | 2023-10-31 | sec_edgar |
| intangible_assets | {"unit": "JPY", "value": 14068000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet"} | 2023-04-30 | sec_edgar |
| intangible_assets | {"unit": "JPY", "value": 9619000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill | 2022-04-30 | sec_edgar |
| interest_expense | {"amount": 199000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2024-04-30 | sec_edgar |
| interest_expense | {"amount": 104000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2023-10-31 | sec_edgar |
| interest_expense | {"amount": 211000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2023-04-30 | sec_edgar |
| interest_expense | {"unit": "JPY", "value": 13423000, "concept": "us-gaap:InterestExpense"} | 2022-10-31 | sec_edgar |
| interest_expense | {"unit": "JPY", "value": 24777000, "concept": "us-gaap:InterestExpense"} | 2022-04-30 | sec_edgar |
| interest_expense | {"unit": "JPY", "value": 17672000, "concept": "us-gaap:InterestExpense"} | 2021-04-30 | sec_edgar |
| inventory | {"amount": 1008000, "concept": "us-gaap:InventoryNet", "currency": "USD"} | 2024-04-30 | sec_edgar |
| inventory | {"amount": 1189000, "concept": "us-gaap:InventoryNet", "currency": "USD"} | 2023-10-31 | sec_edgar |
| inventory | {"amount": 905000, "concept": "us-gaap:InventoryNet", "currency": "USD"} | 2023-04-30 | sec_edgar |
| inventory | {"unit": "JPY", "value": 23305000, "concept": "us-gaap:InventoryNet"} | 2022-04-30 | sec_edgar |
| long_term_debt | {"amount": 6482000, "concept": "us-gaap:LongTermDebt", "currency": "USD"} | 2024-04-30 | sec_edgar |
| long_term_debt | {"amount": 6785000, "concept": "us-gaap:LongTermDebt", "currency": "USD"} | 2023-10-31 | sec_edgar |
| long_term_debt | {"amount": 7607000, "concept": "us-gaap:LongTermDebt", "currency": "USD"} | 2023-04-30 | sec_edgar |
| long_term_debt | {"unit": "JPY", "value": 790000000, "concept": "us-gaap:LongTermDebt"} | 2022-04-30 | sec_edgar |
| long_term_debt_current | {"amount": 85000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"} | 2024-04-30 | sec_edgar |
| long_term_debt_current | {"amount": 6690000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"} | 2023-10-31 | sec_edgar |
| long_term_debt_current | {"amount": 7452000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"} | 2023-04-30 | sec_edgar |
| long_term_debt_current | {"unit": "JPY", "value": 5555000, "concept": "us-gaap:LongTermDebtCurrent"} | 2022-04-30 | sec_edgar |
| long_term_debt_noncurrent | {"amount": 6397000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"} | 2024-04-30 | sec_edgar |
| long_term_debt_noncurrent | {"amount": 95000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"} | 2023-10-31 | sec_edgar |
| long_term_debt_noncurrent | {"amount": 155000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"} | 2023-04-30 | sec_edgar |
| long_term_debt_noncurrent | {"unit": "JPY", "value": 784445000, "concept": "us-gaap:LongTermDebtNoncurrent"} | 2022-04-30 | sec_edgar |
| net_income | {"amount": -12534000, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2024-04-30 | sec_edgar |
| net_income | {"amount": -7593000, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2023-10-31 | sec_edgar |
| net_income | {"amount": -14453000, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2023-04-30 | sec_edgar |
| net_income | {"unit": "JPY", "value": -885000000, "concept": "us-gaap:NetIncomeLoss"} | 2022-10-31 | sec_edgar |
| net_income | {"unit": "JPY", "value": -1109468000, "concept": "us-gaap:NetIncomeLoss"} | 2022-04-30 | sec_edgar |
| net_income | {"unit": "JPY", "value": -759484000, "concept": "us-gaap:NetIncomeLoss"} | 2021-04-30 | sec_edgar |
| operating_expenses | {"amount": 19047000, "concept": "us-gaap:CostsAndExpenses", "currency": "USD"} | 2024-04-30 | sec_edgar |
| operating_expenses | {"amount": 9737000, "concept": "us-gaap:CostsAndExpenses", "currency": "USD"} | 2023-10-31 | sec_edgar |
| operating_expenses | {"amount": 19746000, "concept": "us-gaap:CostsAndExpenses", "currency": "USD"} | 2023-04-30 | sec_edgar |
| operating_expenses | {"unit": "JPY", "value": 1030349000, "concept": "us-gaap:CostsAndExpenses"} | 2022-10-31 | sec_edgar |
| operating_expenses | {"unit": "JPY", "value": 1733981000, "concept": "us-gaap:CostsAndExpenses"} | 2022-04-30 | sec_edgar |
| operating_expenses | {"unit": "JPY", "value": 1263279000, "concept": "us-gaap:CostsAndExpenses"} | 2021-04-30 | sec_edgar |
| operating_income | {"amount": -12744000, "concept": "us-gaap:OperatingIncomeLoss", "currency": "USD"} | 2024-04-30 | sec_edgar |
| operating_income | {"amount": -7762000, "concept": "us-gaap:OperatingIncomeLoss", "currency": "USD"} | 2023-10-31 | sec_edgar |
| operating_income | {"amount": -14564000, "concept": "us-gaap:OperatingIncomeLoss", "currency": "USD"} | 2023-04-30 | sec_edgar |
| operating_income | {"unit": "JPY", "value": -871710000, "concept": "us-gaap:OperatingIncomeLoss"} | 2022-10-31 | sec_edgar |
| operating_income | {"unit": "JPY", "value": -1097716000, "concept": "us-gaap:OperatingIncomeLoss"} | 2022-04-30 | sec_edgar |
| operating_income | {"unit": "JPY", "value": -750507000, "concept": "us-gaap:OperatingIncomeLoss"} | 2021-04-30 | sec_edgar |
| operating_lease_liability | {"amount": 3183000, "concept": "us-gaap:OperatingLeaseLiability", "currency": "USD"} | 2024-04-30 | sec_edgar |
| operating_lease_liability | {"amount": 3363000, "concept": "us-gaap:OperatingLeaseLiability", "currency": "USD"} | 2023-10-31 | sec_edgar |
| operating_lease_liability | {"amount": 3084000, "concept": "us-gaap:OperatingLeaseLiability", "currency": "USD"} | 2023-06-01 | sec_edgar |
| ppe_net | {"amount": 3662000, "concept": "us-gaap:PropertyPlantAndEquipmentNet", "currency": "USD"} | 2024-04-30 | sec_edgar |
| ppe_net | {"amount": 3238000, "concept": "us-gaap:PropertyPlantAndEquipmentNet", "currency": "USD"} | 2023-10-31 | sec_edgar |
| ppe_net | {"amount": 3734000, "concept": "us-gaap:PropertyPlantAndEquipmentNet", "currency": "USD"} | 2023-04-30 | sec_edgar |
| ppe_net | {"unit": "JPY", "value": 518824000, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2022-04-30 | sec_edgar |
| pretax_income | {"amount": -12534000, "concept": "us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTa | 2024-04-30 | sec_edgar |
| pretax_income | {"amount": -7593000, "concept": "us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTax | 2023-10-31 | sec_edgar |
| pretax_income | {"amount": -14453000, "concept": "us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTa | 2023-04-30 | sec_edgar |
| pretax_income | {"unit": "JPY", "value": -885000000, "concept": "us-gaap:IncomeLossFromContinuingOperation | 2022-10-31 | sec_edgar |
| pretax_income | {"unit": "JPY", "value": -1109468000, "concept": "us-gaap:IncomeLossFromContinuingOperatio | 2022-04-30 | sec_edgar |
| pretax_income | {"unit": "JPY", "value": -759484000, "concept": "us-gaap:IncomeLossFromContinuingOperation | 2021-04-30 | sec_edgar |
| retained_earnings | {"amount": -40350000, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2024-04-30 | sec_edgar |
| retained_earnings | {"amount": -36526000, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2023-10-31 | sec_edgar |
| retained_earnings | {"amount": -32225000, "concept": "us-gaap:RetainedEarningsAccumulatedDeficit", "currency": | 2023-04-30 | sec_edgar |
| retained_earnings | {"unit": "JPY", "value": -2416761000, "concept": "us-gaap:RetainedEarningsAccumulatedDefic | 2022-04-30 | sec_edgar |
| revenue | {"amount": 6303000, "concept": "us-gaap:Revenues", "currency": "USD"} | 2024-04-30 | sec_edgar |
| revenue | {"amount": 1975000, "concept": "us-gaap:Revenues", "currency": "USD"} | 2023-10-31 | sec_edgar |
| revenue | {"amount": 5182000, "concept": "us-gaap:Revenues", "currency": "USD"} | 2023-04-30 | sec_edgar |
| revenue | {"unit": "JPY", "value": 158639000, "concept": "us-gaap:Revenues"} | 2022-10-31 | sec_edgar |
| revenue | {"unit": "JPY", "value": 636265000, "concept": "us-gaap:Revenues"} | 2022-04-30 | sec_edgar |
| revenue | {"unit": "JPY", "value": 512772000, "concept": "us-gaap:Revenues"} | 2021-04-30 | sec_edgar |
| rnd_expense | {"amount": 3256000, "concept": "us-gaap:ResearchAndDevelopmentExpense", "currency": "USD"} | 2024-04-30 | sec_edgar |
| rnd_expense | {"amount": 1845000, "concept": "us-gaap:ResearchAndDevelopmentExpense", "currency": "USD"} | 2023-10-31 | sec_edgar |
| rnd_expense | {"amount": 5049000, "concept": "us-gaap:ResearchAndDevelopmentExpense", "currency": "USD"} | 2023-04-30 | sec_edgar |
| rnd_expense | {"unit": "JPY", "value": 339283000, "concept": "us-gaap:ResearchAndDevelopmentExpense"} | 2022-10-31 | sec_edgar |
| rnd_expense | {"unit": "JPY", "value": 694072000, "concept": "us-gaap:ResearchAndDevelopmentExpense"} | 2022-04-30 | sec_edgar |
| rnd_expense | {"unit": "JPY", "value": 601731000, "concept": "us-gaap:ResearchAndDevelopmentExpense"} | 2021-04-30 | sec_edgar |
| sga_expense | {"amount": 13684000, "concept": "us-gaap:SellingGeneralAndAdministrativeExpense", "currenc | 2024-04-30 | sec_edgar |
| sga_expense | {"amount": 6944000, "concept": "us-gaap:SellingGeneralAndAdministrativeExpense", "currency | 2023-10-31 | sec_edgar |
| sga_expense | {"amount": 13648000, "concept": "us-gaap:SellingGeneralAndAdministrativeExpense", "currenc | 2023-04-30 | sec_edgar |
| sga_expense | {"unit": "JPY", "value": 643892000, "concept": "us-gaap:SellingGeneralAndAdministrativeExp | 2022-10-31 | sec_edgar |
| sga_expense | {"unit": "JPY", "value": 833305000, "concept": "us-gaap:SellingGeneralAndAdministrativeExp | 2022-04-30 | sec_edgar |
| sga_expense | {"unit": "JPY", "value": 525158000, "concept": "us-gaap:SellingGeneralAndAdministrativeExp | 2021-04-30 | sec_edgar |
| share_based_compensation | {"amount": 23000, "concept": "us-gaap:ShareBasedCompensation", "currency": "USD"} | 2024-04-30 | sec_edgar |
| share_based_compensation | {"amount": 22000, "concept": "us-gaap:ShareBasedCompensation", "currency": "USD"} | 2023-10-31 | sec_edgar |
| share_based_compensation | {"amount": 482000, "concept": "us-gaap:ShareBasedCompensation", "currency": "USD"} | 2023-04-30 | sec_edgar |
| share_based_compensation | {"unit": "JPY", "value": 32768000, "concept": "us-gaap:ShareBasedCompensation"} | 2022-10-31 | sec_edgar |
| share_based_compensation | {"unit": "JPY", "value": 0, "concept": "us-gaap:ShareBasedCompensation"} | 2022-04-30 | sec_edgar |
| share_based_compensation | {"unit": "JPY", "value": 0, "concept": "us-gaap:ShareBasedCompensation"} | 2021-04-30 | sec_edgar |
| shares_wavg_basic | {"unit": "shares", "value": 14359123, "concept": "us-gaap:WeightedAverageNumberOfSharesOut | 2024-04-30 | sec_edgar |
| shares_wavg_basic | {"unit": "shares", "value": 13455691, "concept": "us-gaap:WeightedAverageNumberOfSharesOut | 2023-10-31 | sec_edgar |
| shares_wavg_basic | {"unit": "shares", "value": 6771025, "concept": "us-gaap:WeightedAverageNumberOfSharesOuts | 2023-04-30 | sec_edgar |
| shares_wavg_basic | {"unit": "shares", "value": 6000000, "concept": "us-gaap:WeightedAverageNumberOfSharesOuts | 2022-10-31 | sec_edgar |
| shares_wavg_basic | {"unit": "shares", "value": 6000000, "concept": "us-gaap:WeightedAverageNumberOfSharesOuts | 2022-04-30 | sec_edgar |
| shares_wavg_basic | {"unit": "shares", "value": 6000000, "concept": "us-gaap:WeightedAverageNumberOfSharesOuts | 2021-04-30 | sec_edgar |
| shares_wavg_diluted | {"unit": "shares", "value": 14359123, "concept": "us-gaap:WeightedAverageNumberOfDilutedSh | 2024-04-30 | sec_edgar |
| shares_wavg_diluted | {"unit": "shares", "value": 13455691, "concept": "us-gaap:WeightedAverageNumberOfDilutedSh | 2023-10-31 | sec_edgar |
| shares_wavg_diluted | {"unit": "shares", "value": 6771025, "concept": "us-gaap:WeightedAverageNumberOfDilutedSha | 2023-04-30 | sec_edgar |
| shares_wavg_diluted | {"unit": "shares", "value": 6000000, "concept": "us-gaap:WeightedAverageNumberOfDilutedSha | 2022-10-31 | sec_edgar |
| shares_wavg_diluted | {"unit": "shares", "value": 6000000, "concept": "us-gaap:WeightedAverageNumberOfDilutedSha | 2022-04-30 | sec_edgar |
| shares_wavg_diluted | {"unit": "shares", "value": 6000000, "concept": "us-gaap:WeightedAverageNumberOfDilutedSha | 2021-04-30 | sec_edgar |
| stockholders_equity | {"amount": 9048000, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2024-04-30 | sec_edgar |
| stockholders_equity | {"amount": 14698000, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2023-10-31 | sec_edgar |
| stockholders_equity | {"amount": 13960000, "concept": "us-gaap:StockholdersEquity", "currency": "USD"} | 2023-04-30 | sec_edgar |
| stockholders_equity | {"unit": "JPY", "value": 2978918000, "concept": "us-gaap:StockholdersEquity"} | 2022-10-31 | sec_edgar |
| stockholders_equity | {"unit": "JPY", "value": 1629277000, "concept": "us-gaap:StockholdersEquity"} | 2022-04-30 | sec_edgar |
| stockholders_equity | {"unit": "JPY", "value": 2738745000, "concept": "us-gaap:StockholdersEquity"} | 2021-04-30 | sec_edgar |
| stockholders_equity | {"unit": "JPY", "value": 3498229000, "concept": "us-gaap:StockholdersEquity"} | 2020-04-30 | sec_edgar |
| total_assets | {"amount": 21471000, "concept": "us-gaap:Assets", "currency": "USD"} | 2024-04-30 | sec_edgar |
| total_assets | {"amount": 26954000, "concept": "us-gaap:Assets", "currency": "USD"} | 2023-10-31 | sec_edgar |
| total_assets | {"amount": 27338000, "concept": "us-gaap:Assets", "currency": "USD"} | 2023-04-30 | sec_edgar |
| total_assets | {"unit": "JPY", "value": 3789682000, "concept": "us-gaap:Assets"} | 2022-04-30 | sec_edgar |
| total_liabilities | {"amount": 12423000, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2024-04-30 | sec_edgar |
| total_liabilities | {"amount": 12256000, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2023-10-31 | sec_edgar |
| total_liabilities | {"amount": 13378000, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2023-04-30 | sec_edgar |
| total_liabilities | {"unit": "JPY", "value": 2160405000, "concept": "us-gaap:Liabilities"} | 2022-04-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 21471000, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2024-04-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 26954000, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2023-10-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 27338000, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2023-04-30 | sec_edgar |
| total_liabilities_and_equity | {"unit": "JPY", "value": 3789682000, "concept": "us-gaap:LiabilitiesAndStockholdersEquity" | 2022-04-30 | sec_edgar |
| xbrl:AccountsPayableAndOtherAccruedLiabilitiesCurrent | {"amount": 834000, "currency": "USD"} | 2023-04-30 | sec_edgar |
| xbrl:AccountsPayableAndOtherAccruedLiabilitiesCurrent | {"unit": "JPY", "value": 136183000} | 2022-04-30 | sec_edgar |
| xbrl:AccountsPayableCurrent | {"amount": 1546000, "currency": "USD"} | 2024-04-30 | sec_edgar |