In the hospital, light 2 lamps from the farthest one. Skip the farthest one and light 2 in front of it. A secret location will appear. Next, complete the mission and you will see this location on the dispatch board. Once you enter it, you will need to exorcise the spirit. After exiting the road to the dojo, take a photo of the girl near the package she will place. Go to the entrance. After talking to the girl, select the option to show the photo. After talking to her until the end, press x. Do the scene with the girl 6-7 times. After talking to her again, you will be given the boots.