Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligation (Details Narrative)

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Asset Retirement Obligation (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2021
Jan. 31, 2020
Apr. 30, 2020
Asset Retirement Obligation Disclosure [Abstract]          
Accretion expense $ 4,585 $ 2,335 $ 12,973 $ 6,666 $ 10,474