Each parent can take up to 12 months of parental leave per child. The child must be 8 years old or younger (or in the 2nd grade of elementary school or below) at the time of the leave.
When both parents use parental leave within 12 months of the child's birth (simultaneously or consecutively), both receive an increased cap of ₩2,500,000 per month for the first 3 months each.
Yes, as long as you are enrolled in employment insurance and have accumulated 180+ insured days before the start of parental leave. Employment type (regular, contract, dispatched) does not matter.