A1 The present disclosure equation (1) D 1 [challenge] triaryl methane dyes - (Z 1) r-Y 1 -S-A (In the formula, A hydrogen atom is - - 2 S-Y equation (1b) * group represented by (Z 2) r-D 2 formula or (1c) * Represents a group represented by -S-Y 3, And are each independently of one another, substituted or unsubstituted, straight or branched chain, which is interrupted or not interrupted, Y 2 and Y 1 is an alkylene group having 1 to 10 carbon atoms carbon atoms represents a (alkylene group having 1 to 10 carbon atoms) - arylene group of 10 carbon atoms 5 - or arylene group of 10 carbon atoms 5 cycloalkylene group of 5 to 10 Substituted or unsubstituted, linear or branched, is interrupted or uninterrupted, Y 3 is an alkyl group having 1 to 10 carbon atoms carbons cycloalkyl group having 10 carbon atoms 5 represents an (alkyl group having 1 to 10 carbon atoms) - aryl group of 10 carbon atoms 5 - or aryl group of 10 to number 5 atomic Z 1 and Z 2 are each independently of one another, Or, the expression It is represented by substituted or represents a cationic biradical of a heteroaromatic compound or aromatic unsubstituted where Asterisk * represents a binding to D 1 and D 2 and / or Asterisk ** represents the binding to Y 1 and Y 2 and / or W 1 represents a group represented by CR 5 or N And are each independently of one another, R 5 and 3, R 4 R 1, R 2, R is a hydrogen atom 10 carbon atoms 5 alkenyl group having 14 to 2 carbon atoms, alkyl group having 14 carbon atoms 1 represents an aryl group (of 10 carbon atoms 5) alkyl group having 1 to 10 carbon atoms or - (alkyl group having 1 to 10 carbon atoms) - aryl group of 10 carbon atoms 5 aryl group And are each independently of one another, D 2 and D 1 is a hydrogen atom formula or (In the formula, With each independently of one another, an aryl group having 6 to 10 carbon atoms and B 2 and B 1 or an alkyl group of 12, 12 alkoxy, phenyl group, a hydroxy to Tanmoto atoms 1 carbon atoms 1 group, a halogen group, a sulf
