Patent ID: 8080099

Claim:
An ink composition comprising at least a dye represented by the following Formulas (Y-2), (Y-3), (Y-4) or (Y-5), monohydric alcohol having 1 to 5 carbon atoms, and urea: wherein, in Formulas (Y-2), (Y-3), (Y-4), and (Y-5): R 1 , R 2 , R 11 , R 12 , X 1 , X 2 , Y 1 , Y 2 , Z 1 , and Z 2 each independently represent a monovalent group; L 1 , L 2 , L 3 , and L 4 each represent a divalent linking group; G 1 and G 2 each independently represent an atomic group forming a 5- to 8-membered nitrogen-containing heterocyclic ring; m 21 , m 22 , m 31 , m 32 , m 41 , m 42 , m 51 , and m 52 each independently represent an integer from 0 to 3; and M represents a hydrogen atom or cation.