PROBLEM TO BE SOLVED: To provide an eating habit management device that allows an eater to appropriately and easily check contents of his or her eating habit, especially a mastication state when eating, thereby contributing to the improvement of the eating habit greatly.SOLUTION: An eating habit management device 1 includes a pair of detection means 3 and 3 for detecting a movement of a temporal muscle of an eater at least when he or she is eating, a head mounting frame 2 consisting of an elastic material that holds the pair of detection means 3 and 3, and can be mounted outside the temporal muscle of the head of the eater, an information processing unit 4 provided with mastication-related information creation processing means 36 for creating mastication information related to eating based on the temporal change based on a detection signal from the pair of detection means 3 and 3, and the related information, and notification means 80 consisting of a multifunctional communication terminal, etc. for notifying of the mastication information created by the mastication-related information creation processing means 36 and the related information.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】本発明は、食事者が自らの食生活の内容、特に食事時の咀嚼状態を的確かつ簡略に確認でき、食生活の改善に大いに資することができる食生活管理装置を提供する。【解決手段】本発明に係る食生活管理装置1は、少なくとも食事者の食事時の側頭筋の動きを検知する一対の検知手段3、3と、一対の検知手段3、3を保持し食事者の頭部の側頭筋の外側に装着可能な弾性材からなる頭部装着フレーム2と、一対の検知手段3、3からの検知信号を基に継時変化に基づいて食事に伴う咀嚼情報及びその関連情報を生成する咀嚼関連情報生成処理手段36を備える情報処理ユニット4と、咀嚼関連情報生成処理手段36により生成した咀嚼情報及びその関連情報を報知する多機能通信端末等からなる報知手段80と、を有する構成とした。【選択図】図1