3. Fair Value of Financial Instruments (Details - Fair Value) - USD ($)	Aug. 31, 2020	May 31, 2020
Fair value of assets	$ 550,622	$ 500
Fair value of liabilities	83,500
Cash [Member]
Fair value of assets	373,378	500
Restricted Cash and Cash Equivalents [Member]
Fair value of assets	177,247
Fair Value Inputs Level 1
Fair value of assets	550,622	500
Fair value of liabilities	0
Fair Value Inputs Level 1 | Cash [Member]
Fair value of assets	373,378	500
Fair Value Inputs Level 1 | Restricted Cash and Cash Equivalents [Member]
Fair value of assets	177,247
Fair Value Inputs Level 1 | Anti-dilution Issuance Rights Liability [Member]
Fair value of liabilities	0
Fair Value Inputs Level 2
Fair value of assets	0	0
Fair value of liabilities	0
Fair Value Inputs Level 2 | Cash [Member]
Fair value of assets	0	0
Fair Value Inputs Level 2 | Restricted Cash and Cash Equivalents [Member]
Fair value of assets	0
Fair Value Inputs Level 2 | Anti-dilution Issuance Rights Liability [Member]
Fair value of liabilities	0
Fair Value Inputs Level 3
Fair value of assets	0	0
Fair value of liabilities	83,500
Fair Value Inputs Level 3 | Cash [Member]
Fair value of assets	0	0
Fair Value Inputs Level 3 | Restricted Cash and Cash Equivalents [Member]
Fair value of assets		$ 0
Fair Value Inputs Level 3 | Anti-dilution Issuance Rights Liability [Member]
Fair value of liabilities	$ 83,500