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Percentage of the applicable consumption tax rate.

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A description of the factual circumstances giving rise to an income tax exemption or special reduction received from a taxing jurisdiction.

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The amount of inhabitant tax refund.

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Statutory income tax rate.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to the repatriation of foreign earnings.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations attributable to deduction. Includes, but is not limited to, dividend deduction, deduction for dividend paid to employee stock ownership plan (ESOP), Medicare prescription drug benefit subsidy deduction, and other deductions.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit).

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Taxes (Details) ¥ in Millions	12 Months Ended
Taxes (Details) ¥ in Millions	Mar. 31, 2026 HKD ($)	Mar. 31, 2026 USD ($)	Mar. 31, 2026 CNY (¥)	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)
Taxes [Line Items]
Statutory income tax rate	34.60%	34.60%	34.60%	34.60%	30.60%
Profit taxes rate	(11.20%)	(11.20%)	(11.20%)	(3.40%)	2.60%
Income taxes, description	The tax rate for small and medium sized companies (generally companies incorporated in Malaysia with paid-in capital of MYR2,500,000 or less) is 17% for the first MYR600,000 taxable income, with the remaining balance being taxed at the 24% rate.	The tax rate for small and medium sized companies (generally companies incorporated in Malaysia with paid-in capital of MYR2,500,000 or less) is 17% for the first MYR600,000 taxable income, with the remaining balance being taxed at the 24% rate.	The tax rate for small and medium sized companies (generally companies incorporated in Malaysia with paid-in capital of MYR2,500,000 or less) is 17% for the first MYR600,000 taxable income, with the remaining balance being taxed at the 24% rate.
Additional corporate income tax		$ 200,000		$ 3,000,000
Additional consumption tax amount				600,000
Inhabitant tax refund					$ 2,000,000
Tokyo Regional Taxation Bureau [Member]
Taxes [Line Items]
Additional consumption tax amount		$ 2,386,809		1,356,687
PRC [Member]
Taxes [Line Items]
Foreign income tax rate	25.00%	25.00%	25.00%
Taxable income \| ¥			¥ 3
Reduced effective rate	5.00%	5.00%	5.00%
Malaysia [Member]
Taxes [Line Items]
Foreign income tax rate	24.00%	24.00%	24.00%
United States [Member]
Taxes [Line Items]
Foreign income tax rate	21.00%	21.00%	21.00%
Operating loss carryforward		$ 1,048,672		216,831
Canada [Member]
Taxes [Line Items]
Statutory income tax rate	11.50%	11.50%	11.50%
Foreign income tax rate	15.00%	15.00%	15.00%
Operating loss carryforward		$ 432,440		181,618
Income tax rate percentage	26.50%	26.50%	26.50%
Hong Kong [Member]
Taxes [Line Items]
Profit taxes rate	16.50%	16.50%	16.50%
Assessable profits	$ 2,000,000
Hong Kong [Member] \| TLS [Member]
Taxes [Line Items]
Profit taxes rate	8.25%	8.25%	8.25%
Assessable profits	$ 2,000,000
Australia [Member]
Taxes [Line Items]
Foreign income tax rate	25.00%	25.00%	25.00%
Operating loss carryforward		$ 136,916
Japan [Member]
Taxes [Line Items]
Statutory income tax rate	34.60%	34.60%	34.60%	34.60%	30.60%
Minimum [Member]
Taxes [Line Items]
Applicable consumption tax rate		8.00%
Minimum [Member] \| United States [Member]
Taxes [Line Items]
Foreign income tax rate	0.00%	0.00%	0.00%
Maximum [Member]
Taxes [Line Items]
Applicable consumption tax rate		10.00%
Maximum [Member] \| United States [Member]
Taxes [Line Items]
Foreign income tax rate	8.45%	8.45%	8.45%