PROBLEM TO BE SOLVED: To provide an electrocardiogram component detection system that accurately detects R waves.SOLUTION: An electrocardiogram component detection system 100 comprises an acquisition unit 102 that acquires electrocardiographic data on a user, a threshold acquisition unit that acquires a threshold for detecting R waves on the basis of R waves and T waves in electrocardiographic data acquired in the past, and a detection unit 109 that detects R waves from electrocardiographic data on the basis of an acquired threshold.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】R波を精度よく検出する心電図成分検出システムを提供する。【解決手段】ユーザの心電のデータを取得する取得部102と、過去に取得された心電のデータにおけるR波とT波とに基づいて、R波を検出するための閾値を取得する閾値取得部と、取得された閾値に基づいて心電のデータからR波を検出する検出部109と、を備える心電図成分検出システム100。【選択図】図1