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v3.26.1

Operating Risk (Tables) | 12 Months Ended
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Mar. 31, 2026
Sales Revenue, Net [Member] |
Concentration Risk [Line Items] |
Schedule of Operating Risks | Details of customers accounting for 10% or more of total net sales for each of the three years ended March 31, 2024, 2025 and 2026 are as follows:
|  | Percentage of net sales Year ended March 31, |
|  | 2024 |  |  | 2025 |  |  | 2026 |
Customer B |  |  | 14.5 | % |  |  | 20.0 | % |  |  | 22.0 | %
Customer E |  |  | 19.5 | % |  |  | 13.8 | % |  |  | 14.5 | %
Customer G |  |  | 11.4 | % |  |  | * | % |  |  | * | %
| * | Less than 10%
Accounts Receivable [Member] |
Concentration Risk [Line Items] |
Schedule of Operating Risks | Debtors accounting for 10% or more of total accounts receivable at March 31, 2025 and 2026, respectively, are as follows:
|  | Percentage of accounts receivable at March 31, |
|  | 2025 |  |  | 2026 |
Customer E |  |  | 14.2 | % |  |  | 29.4 | %
Customer H |  |  | 11.9 | % |  |  | 13.6 | %
Customer B |  |  | 13.7 | % |  |  | 18.7 | %
| * | Less than 10%

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