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Other Current Assets (Tables)
 12 Months Ended
Apr. 30, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Other current assets
   2021  2020
Prepaid inventory  $478,939   $—   
Prepaid expenses   115,587    —   
Security deposits   9,372    —   
Due from related party   75,000    3,020 
 Total  $678,898   $3,020