PROBLEM TO BE SOLVED: To provide a breast support tool for breast cancer examination, enabling easily and surely finding an abnormality by wearing when checking by self palpation, the presence or absence of an abnormality such as stiffness in the breast.SOLUTION: There is included a cylindrical seamlessly integrally three-dimensionally knitted trunk 10, tightly mounted at least on a trunk upper part of a subject, tightly crimped to the breast B on the front face, and having a neck opening part 11 in the central upper end. At least a lower edge 13 and a front face central vertical band part 14 of the trunk 10 are formed of a thick mesh material M2, and the remaining part is formed of an ultrathin mesh material M1 so as to suppress or stop shake of the whole including the inside of the breast B.COPYRIGHT: (C)2015,JPO&INPIT【課題】乳房のシコリなどの異常の有無を自己触診によって調べる際に着用することによって、異常を容易かつ確実に発見することのできる乳癌検診用乳房支持用具を提供する。【解決手段】被検診者の少なくとも胴体上部に密に装着され、前面が乳房Bに密に圧着し、中央上端部に首開口部11を有する筒状で継ぎ目なく一体的に立体編みした胴部10を備える。少なくとも胴部10の下縁部13及び正面中央縦帯部分14を肉厚メッシュ材M2で構成し、残りの部分を極薄メッシュ材M1で構成し、乳房Bの内部を含む全体の揺れを抑制あるいは停止させる。【選択図】図1