A polypeptide comprising a polypeptide consisting of an amino acid sequence shown in SEQ ID NO: 5 of Sequence Listing or a polypeptide consisting of an amino acid sequence having deletion, addition, insertion or substitution of one to several amino acid residues in the sequence, the polypeptide being capable of constituting an HLA-A24-restricted, MAGE-A4 143-151 -specific T cell receptor together with a polypeptide consisting of an amino acid sequence shown in SEQ ID NO: 2 of Sequence Listing.