Summary of Significant Accounting Policies, Foreign Currency Transaction and Translation (Details)	6 Months Ended
	Jun. 30, 2022 ₩ / ¥	Jun. 30, 2022 ₩ / $ ₩ / ¥	Jun. 30, 2021 ₩ / ¥	Jun. 30, 2021 ₩ / $	Jun. 30, 2022 ₩ / $	Dec. 31, 2021 ₩ / ¥	Dec. 31, 2021 ₩ / $
Foreign Currency Transaction and Translation [Abstract]
Foreign currency exchange rate	9.46	9.46			1,292.90	10.02	1,185.50
Average exchange rate for the period	10.37	1,232.94	10.51	1,117.73