NOTE 4. ALLOWANCE FOR CREDIT LOSSES ON ACCOUNTS RECEIVABLES: Accounts Receivable, Allowance for Credit Loss (Details) - USD ($)	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Details
Accounts Receivable, Allowance for Credit Loss, Beginning Balance	$ 15,000
Accounts Receivable, Allowance for Credit Loss, Writeoff	212,440
Accounts Receivable, Allowance for Credit Loss, Recovery	(202,926)
Credit loss expense	(9,514)	$ 0
Accounts Receivable, Allowance for Credit Loss, Ending Balance	$ 15,000	$ 15,000