This time, due to the effects of the COVID-19, I could hardly conduct any interviews in the area where I stayed to prepare for my work. On weekdays, it was tranquil with almost no tourists. When I decided to stay here, there were many rainy days, making the misty islands look fantastic. The former hospital in Mitarai where I was staying is an old wooden building. It has a distinctive atmosphere with shadows, and it really makes you feel like you see ghosts. In Japan, there is a belief called...