Patent ID: 8162424

Claim:
An ink-jet recording method comprising: determining an aggregation degree G (AB) brought about when the ink A and the ink B are brought in contact with each other, the inks A and B being different in color and composition from each other, each of which is composed by at least one ink selected from an ink set including at least two kinds of inks, which are subjected to recording on a medium while being brought in contact with each other, at least one of the ink A and the ink B containing a pigment; judging, based on the aggregation degree G (AB), whether or not a boundary portion PC is to be formed at a boundary between a recording portion PA of the ink A and a recording portion PB of the ink B by using an ink C which is composed by at least one ink selected from the ink set and which has a different composition from those of the ink A and the ink B; forming the recording portion PA with the ink A; forming the recording portion PB with the ink B; and forming the boundary portion PC with the ink C if it is judged that the boundary portion PC is to be formed.