If you use realtor in korea, this is realtor fee table

For, my houses, there are No realtor fee.
So, you are free from realtor fee in my houses.

But, if you use realtor in seoul, korea, they will asked realtor fee.

For example,
10mil deposit and 1mil monthly house.
  ( 10 + 1*100 ) * 0.4 = 44 ( 0.44mil won )

Also, Most of realtor ask more fee for lang transtion,
then, you have to pay more that this.

This is Realtor fee table.