Use of a composition as an ink jet printing penetrant in a method for ink jet printing onto cloth, the composition comprising: a first dye which is represented by Formula described below; or a second dye which is represented by Formula described below as a dye, (in Formula, rings A to D which are shown by dashed lines each independently represent a 6-membered ring that is either a benzene ring which is condensed in a porphyrazine ring or a nitrogen-containing hetero aromatic ring, a number of nitrogen-containing hetero aromatic rings among rings A to D exceeds 0.00 and is 3.00 or less as an average value in the penetrant, and the remaining rings of rings A to D are benzene rings, E represents C2 to C12 alkylene, X is a sulfo anilino group, a carboxyanilino group, a phosphonoanilino group, a sulfonaphthyl amino group, a carboxynaphthyl amino group, or a phosphononaphthyl amino group which may have one type or two or more types of substituents selected from the group formed of a sulfo group, a carboxy group, a phosphoric acid group, a sulfamoyl group, a carbamoyl group, a hydroxy group, a C1 to C6 alkoxy group, an amino group, a mono C1 to C4 alkyl amino group, a di C1 to C4 alkyl amino group, a mono C6 to C10 aryl amino group, a di C6 to C10 aryl amino group, a C1 to C3 alkyl carbonyl amino group, a ureido group, a C1 to C6 alkyl group, a nitro group, a cyano group, a halogen atom, a C1 to C6 alkyl sulfonyl group, and a C1 to C6 alkyl thio group as a substituent, R represents one of a hydrogen atom, a sulfo group, a carboxy group, a phosphoric acid group, a sulfamoyl group, a carbamoyl group, a hydroxy group, a C1 to C6 alkoxy group, an amino group, a mono C1 to C6 alkyl amino group, a di C1 to C6 alkyl amino group, a mono aryl amino group, a diaryl amino group, a C1 to C3 alkyl carbonyl amino group, a ureido group, a C1 to C6 alkyl group, a nitro group, a cyano group, a halogen atom, a C1 to C6 alkyl sulfonyl group, and an alkyl thio group, group F represents a phenyl group or a 6-membered nitrogen-containing hetero aromatic ring group, a represents an integer in the range 1 to 6, b is 0.00 or more and less than 3.90 as an average value in the penetrant, c is 0.10 or more and less than 4.00 as an average value in the penetrant, and a total of b and c is 1.00 or more and less than 4.00 as an average value in the penetrant) (in Formula, R 1 to R 4 each independently represent SO 2 Z, and Z each independently represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group). a first dye which is represented by Formula described below; or a second dye which is represented by Formula described below as a dye, (in Formula, rings A to D which are shown by dashed lines each independently represent a 6-membered ring that is either a benzene ring which is condensed in a porphyrazine ring or a nitrogen-containing hetero aromatic ring, a number of nitrogen-containing hetero aromatic rings among rings A to D exceeds 0.00 and is 3.00 or less as an average value in the penetrant, and the remaining rings of rings A to D are benzene rings, E represents C2 to C12 alkylene, X is a sulfo anilino group, a carboxyanilino group, a phosphonoanilino group, a sulfonaphthyl amino group, a carboxynaphthyl amino group, or a phosphononaphthyl amino group which may have one type or two or more types of substituents selected from the group formed of a sulfo group, a carboxy group, a phosphoric acid group, a sulfamoyl group, a carbamoyl group, a hydroxy group, a C1 to C6 alkoxy group, an amino group, a mono C1 to C4 alkyl amino group, a di C1 to C4 alkyl amino group, a mono C6 to C10 aryl amino group, a di C6 to C10 aryl amino group, a C1 to C3 alkyl carbonyl amino group, a ureido group, a C1 to C6 alkyl group, a nitro group, a cyano group, a halogen atom, a C1 to C6 alkyl sulfonyl group, and a C1 to C6 alkyl thio group as a substituent, R represents one of a hydrogen atom, a sulfo group, a carboxy group, a phosphoric acid group, a sulfamoyl group, a carbamoyl group, a hydroxy group, a C1 to C6 alkoxy group, an amino group, a mono C1 to C6 alkyl amino group, a di C1 to C6 alkyl amino group, a mono aryl amino group, a diaryl amino group, a C1 to C3 alkyl carbonyl amino group, a ureido group, a C1 to C6 alkyl group, a nitro group, a cyano group, a halogen atom, a C1 to C6 alkyl sulfonyl group, and an alkyl thio group, group F represents a phenyl group or a 6-membered nitrogen-containing hetero aromatic ring group, a represents an integer in the range 1 to 6, b is 0.00 or more and less than 3.90 as an average value in the penetrant, c is 0.10 or more and less than 4.00 as an average value in the penetrant, and a total of b and c is 1.00 or more and less than 4.00 as an average value in the penetrant) (in Formula, R 1 to R 4 each independently represent SO 2 Z, and Z each independently represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group).