The result of your conversion between cong and tatami [Japan] appears here
To convert between Cong and Tatami [Japan] you have to do the following:
First divide 1000 / 1.62 = 617.28395062
Then multiply the amount of Cong you want to convert to Tatami [Japan], use the chart below to guide you.
Symbol: cong
No description
Symbol: tatami
No description