An antibody or the antigen binding fragment of the antibody which specifically binds to the amino acid sequence represented by SEQ ID NO: 2, wherein the antibody comprises: a) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 62 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56; b) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 62 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 58; c) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 62 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 60; d) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 64 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56; e) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 66 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56; or f) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 43 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56. a) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 62 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56; b) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 62 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 58; c) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 62 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 60; d) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 64 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56; e) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 66 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56; or f) a heavy chain variable region sequence consisting of amino acid residues from positions 20 to 136 in the amino acid sequence represented by SEQ ID NO: 43 and a light chain variable region sequence consisting of amino acid residues from positions 21 to 126 in the amino acid sequence represented by SEQ ID NO: 56.