PROBLEM TO BE SOLVED: To provide a gum massage device capable of performing improvement of gum condition more effectively.SOLUTION: A gum massage device 100 includes: a sheet member 210 which can be adhered to gums a gum condition sensor 220 which is arranged in the sheet member 210 and a massage element 230 which is arranged at a position corresponding to the position of the gum condition sensor 220 in the sheet member 210, and which operates according to the detection result of the gum condition sensor 220. The gum condition sensor 220, for example, detects color tones of the neighborhood gums, and the massage element 230, for example, performs picking massage with respect to the neighborhood gums.COPYRIGHT: (C)2015,JPO&INPIT【課題】歯茎状態の改善をより効果的に行うことができる歯茎マッサージ装置を提供すること。【解決手段】歯茎マッサージ装置100は、歯茎に密着させることが可能なシート部材210と、シート部材210に配置された歯茎状態センサ220と、シート部材210の、歯茎状態センサ220の位置と対応する位置に配置され、歯茎状態センサ220の検出結果に応じて動作するマッサージ素子230と、を有する。歯茎状態センサ220は、例えば、近傍の歯茎の色調を検出し、マッサージ素子230は、例えば、近傍の歯茎に対して摘みマッサージを行う。【選択図】図5