PROBLEM TO BE SOLVED: To provide a seating posture assisting device that can be easily attached to/detached from a wheelchair and assists a seating person in keeping the posture so that the seating person can easily eat at a table.SOLUTION: A seating posture assisting device comprises cloth that supports the breast of a seating person, an elastic band that connects right and left sides of the cloth to a wheelchair, and a fixing member that fixes the ends of the band to a support member of the wheelchair in an adjustable manner.COPYRIGHT: (C)2015,JPO&INPIT【課題】テーブルでの食事を容易に行うことができるように、車椅子に簡単に脱着でき、着座者の姿勢維持を補助する、着座姿勢補助装置を提供する。【解決手段】着座者の胸部をサポートする布地と、前記布地の左右より車椅子を繋げる伸縮性の帯と、帯の端を車椅子の支持部材に調整可能に固定する固定部材と、を備えた着座姿勢補助装置。【選択図】図1