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Schedule of Reconciliation of Basic and Diluted Net Income (loss) Per Share (Details) - USD ($)
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Income per common share:    
Net income $ 2,855,066 $ 155,932
Weighted avg. common shares outstanding – basic 2,104,896 2,050,678
Effect of the assumed exercise of dilutive stock options $ 53,195 $ 11,392
Weighted avg. common shares outstanding – dilutive 2,158,091 2,062,070
Basic $ 1.36 $ 0.08
Diluted $ 1.32 $ 0.08