<p>Provided are an ink jet recording paper which is provided with a recording layer having a coverage rate of from 0.1 to 10 g/m<2> on at least one side of a base paper and has a basis weight of from 50 to 100 g/m<2>, with the recording paper having an irreversible shrinkage factor of from -0.05 % to 0.10 % in the CD direction when it is put under an environment that the relative humidity thereof is raised to 95 % from 35 % and then lowered to 35 % and further showing a shrinking rate of from 0.15 % to 0.25 % in the CD direction by the change in relative humidity of the environment from 75 % to 60 % during the process of lowering the relative humidity from 90 % to 35 %.</p>
