PROBLEM TO BE SOLVED: To provide a chair type massager capable of having a proper thermal effect on a person subject to medical treatment, mainly for the purpose of the present invention.SOLUTION: A chair type massager 100 includes a seat part 200, and a backrest part 300 erected with respect to the seat part 200. The chair type massager also includes a treatment element 350 which is built in the backrest part 300 and which can protrude from an opening 311, a support belt 360 provided in a tensioned state in the opening 311, and a planar heater 364 provided in a belt member 362 of the support belt 360.SELECTED DRAWING: Figure 2本新型的主要目的係在於提供一種椅式按摩機,其係可對被治療者提供適當的溫熱效果之椅式按摩機。用以解決課題之手段為,椅式按摩機(100)係包含坐墊部(200)及對坐墊部(200)立設之背靠部(300)的椅式按摩機,其特徵為包含有:插入到背靠部(300)的內部且可自開口部(311)突出之治療構件(350);張設於開口部(311)之支承皮帶(360);及設在支承皮帶(360)的皮帶構件(362)之面狀加熱器(364)。