<p>It is an object to provide an inkjet ink of which solvent hardly erodes a head member so as to allow long term stable printing and also hardly penetrates the material of media so as to improve the printing quality. To this end, there is provided a non-water-based inkjet ink containing a colorant characterized in that a mixed solvent having a sp value (Solubility Parameter) of from 8 to 10 is used as a solvent.</p>
