PROBLEM TO BE SOLVED: To provide a chair capable of maintaining a fitting state stably by heightening fitting strength between a holding member and the chair.SOLUTION: A chair S with a leg includes a leg member F3, a support rod connected to the leg member F3, a metal frame integrated with the support rod and constituting a seat part, an awakening device U for awakening a seated person, a battery 8 for supplying power to the awakening device U, an ECU 7 for controlling the awakening device U, and a holding cover for holding the battery 8 and the ECU 7. The holding cover is fitted to the metal frame having high rigidity.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】保持部材と椅子との取付強度を高め、取付状態を安定して維持可能な椅子を提供する。【解決手段】脚付き椅子Sは、脚部材F3と、脚部材F3に接続された支柱と、支柱と一体化されており、座部を構成する金属フレームと、着座者を覚醒させる覚醒装置Uと、覚醒装置Uに電力を供給するバッテリ8と、覚醒装置Uを制御するECU7と、バッテリ8及びECU7を保持する保持カバーと、を備える。保持カバーは、剛性の高い金属フレームに取り付けられている。【選択図】図1