PROBLEM TO BE SOLVED: To provide a small and portable movement monitoring device a sensor part of which is attached to at least one of the body of a subject and an article to be put on the subject.SOLUTION: The movement monitoring device includes: a sensor part 10 which is attached to a subject, detects a rate of acceleration of the subject, and calculates displacement information using detected detection data an information processing part 20 determining existence or non-existence of movement on the basis of the displacement information and sending notification signals on the basis of the determination and a notification part 30 notifying the subject on the basis of the received notification signals.COPYRIGHT: (C)2015,JPO&INPIT【課題】被験者の身体、および被験者の装着品の少なくとも一方にセンサー部が取り付けられ、小型で、可搬性がある動き監視装置を提供する。【解決手段】被験者に取り付けられ、被験者の加速度を検出し、検出された検出データを用いて変位情報を演算するセンサー部10と、変位情報に基づいて動きの有無を判定し、判定に基づき、報知信号を送信する情報処理部20と、受信した報知信号に基づいて被験者に報知する報知部30と、を備えることを特徴とする。【選択図】図1