To provide a transfer device having a low and stable seat face and descending the stairs, with a care-receiver seated thereon at ease.

This V-shaped transfer device includes: a seat frame 1; a backrest frame 2 forming a V-shape with respect to the seat frame 1; wheels 33 mounted to the backrest frame 2 by an axle 3 so as to be raised when the seat frame 1 is grounded and to be grounded when the backrest frame 2 is drawn down; and a sliding section 111, at a seat frame bottom face, capable of descending while sliding the corners of treadboards of the stairs when descending the stairs. The bottom face of the seat frame 1 is defined as the sliding section 111, furthermore, the seat frame 1 and the backrest frame 2 are provided with the seat face sheet 11 and a backrest sheet 22 respectively, the seat frame 1 and the backrest frame 2 are defined as foldable types, the middle portion of the seat frame 1 and the backrest frame are supported to broken-type bars 6 and the backrest frame 2 has rearward falling prevention bars 5.