To provide a practical mobile device for nursing for moving a person to be cared stably.

The mobile device for nursing enables a person 30 to move or move up and down in a seated state, and comprises a main body 1 and a seat body 21 installed detachably on the main body 1. The main body 1 is provided with a movement operation part 2 for operating the movement of the main body 1, left and right supports 3a and 3b for supporting the seat body 21 and the person 30 sitting on the seat body 21, and a lift operation part 4 for moving the left and right supports 3a and 3b up and down. The seat body 21 is mounted to or dismounted from the main body 1 by moving the main body 1 relatively to the seat body 21. After the seat body 21 is mounted on the main body, the person 30 seated in the seat body 21 can be moved by operating the left and right supports 3a and 3b up and down.