Quarterly report pursuant to Section 13 or 15(d)

NOTES PAYABLE (Details 5)

v3.22.2.2
NOTES PAYABLE (Details 5) - Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member]
Jun. 30, 2022
$ / shares
Jun. 30, 2022
₩ / shares
Dec. 31, 2021
$ / shares
Dec. 31, 2021
₩ / shares
Debt Instrument [Line Items]        
Stock price | ₩ / shares   ₩ 1,400   ₩ 2,925
Convertible Promissory Notes [Member]        
Debt Instrument [Line Items]        
Stock price $ 0.45   $ 1.67  
Conversion Price [Member]        
Debt Instrument [Line Items]        
Conversion price | (per share) 1.16 ₩ 1,498 2.39 ₩ 2,847
Conversion Price [Member] | Convertible Promissory Notes [Member]        
Debt Instrument [Line Items]        
Conversion price $ 0.37   $ 1.48  
Selected Yield [Member] | Convertible Promissory Notes [Member]        
Debt Instrument [Line Items]        
Selected yield 27.60 27.60 21.99 21.99
Expected Volatility [Member] | Convertible Promissory Notes [Member]        
Debt Instrument [Line Items]        
Selected yield 50 50 50 50
Time Until Maturity [Member] | Convertible Promissory Notes [Member]        
Debt Instrument [Line Items]        
Expected life (in years) 1 year 7 months 28 days 1 year 7 months 28 days 2 years 1 month 28 days 2 years 1 month 28 days
Risk-Free Rate [Member] | Convertible Promissory Notes [Member]        
Debt Instrument [Line Items]        
Selected yield 2.88 2.88 0.77 0.77