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NOTE 7. LEASES: Lease, Cost (Details) - USD ($)
12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Details    
Operating lease cost $ 151,014 $ 170,062
Operating cash flows for leases $ 75,168 $ 174,313
Remaining lease term (years) 3 years 4 years
Discount rate 3.50% 3.50%