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CONCENTRATION OF CREDIT RISK | 6 Months Ended
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Sep. 30, 2025
CONCENTRATION OF CREDIT RISK |
CONCENTRATION OF CREDIT RISK | NOTE 7 - CONCENTRATION OF CREDIT RISK We maintain bank account balances, which, at times, may exceed insured limits. We have not experienced any losses with these accounts and believe that we are not exposed to any significant credit risk on cash. On September 30, 2025, there were trade accounts receivable balances outstanding from three customers comprising 87% of the total trade receivables balance. The following table sets forth information as to trade accounts receivable from customers who accounted for more than 10% of our accounts receivable balance as of: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, 2025 | ​ | March 31, 2025 |
Customer |  | Amount |  | Percent |  | Amount |  | Percent |
A | ​ | $ | 549 |  | 18 | % | $ | 239 |  | 11 | %
B | ​ | ​ | * |  | * | % | ​ | * |  | * | %
C | ​ | ​ | * |  | * | % | ​ | * |  | * | %
D | ​ | ​ | 857 |  | 28 | % | ​ | 382 |  | 17 | %
E | ​ | ​ | 1,263 |  | 41 | % | ​ | 1,024 |  | 47 | %
F | ​ | ​ | * |  | * | % | ​ | * |  | * | %
*less than 10% of tota l

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