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Income Taxes (Details Narrative) - USD ($)
Jan. 31, 2021
Apr. 30, 2020
Apr. 30, 2019
Income Tax Disclosure [Abstract]      
Accumulated deficit $ (12,663,538) $ (2,573,753) $ (971,822)
Approximate deferred tax assets related to future benefit of net operating losses $ 508,000 $ 104,000 $ 39,000